Best Free APIs Directory

Find free APIs for AI, weather, finance, and development projects in our curated directory.

The Best Free APIs for Developers

Find the perfect free API for your next project. Our curated directory features hundreds of free APIs across AI, weather, finance, and developer tools - all verified to offer genuine free tiers without credit card requirements.

Whether you need AI APIs for natural language processing, Weather APIs for forecasts and historical data, Finance APIs for stock and crypto data, or Developer APIs for GitHub integration and more - we have you covered.

Pro tip: Each API card includes a copy button for the endpoint URL. Click to copy and integrate into your projects quickly.

Showing 769-816 of 1467 APIs

Colorado Information Marketplace is an API listed in the Government category that provides access to colorado State Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Colorado Information Marketplace a useful integration candidate when a project needs colorado State Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
Data USA logo

Data USA

Government

Free

Data USA is an API listed in the Government category that provides access to US Public Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Data USA a useful integration candidate when a project needs US Public Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
Data.gov logo

Data.gov

Government

Free

Data.gov is an API listed in the Government category that provides access to US Government Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Data.gov a useful integration candidate when a project needs US Government Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true
Free

Data.parliament.uk is an API listed in the Government category that provides access to contains live datasets including information about petitions, bills, MP votes, attendance and more. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes Data.parliament.uk a useful integration candidate when a project needs contains live datasets including information about petitions, bills, MP votes, attendance and more through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNofalse

Deutscher Bundestag DIP is an API listed in the Government category that provides access to this API provides read access to DIP entities (e.g. activities, persons, printed material). It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Deutscher Bundestag DIP a useful integration candidate when a project needs this API provides read access to DIP entities (e.g. activities, persons, printed material) through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

District of Columbia Open Data is an API listed in the Government category that provides access to contains D.C. government public datasets, including crime, GIS, financial data, and so on. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes District of Columbia Open Data a useful integration candidate when a project needs contains D.C. government public datasets, including crime, GIS, financial data, and so on through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
EPA logo

EPA

Government

Free

EPA is an API listed in the Government category that provides access to web services and data sets from the US Environmental Protection Agency. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes EPA a useful integration candidate when a project needs web services and data sets from the US Environmental Protection Agency through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
FBI Wanted logo

FBI Wanted

Government

Free

FBI Wanted is an API listed in the Government category that provides access to access information on the FBI Wanted program. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes FBI Wanted a useful integration candidate when a project needs access information on the FBI Wanted program through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
FEC logo

FEC

Government

Free

FEC is an API listed in the Government category that provides access to information on campaign donations in federal elections. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes FEC a useful integration candidate when a project needs information on campaign donations in federal elections through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true
Free

Federal Register is an API listed in the Government category that provides access to the Daily Journal of the United States Government. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Federal Register a useful integration candidate when a project needs the Daily Journal of the United States Government through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
Free

Food Standards Agency is an API listed in the Government category that provides access to UK food hygiene rating data API. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes Food Standards Agency a useful integration candidate when a project needs UK food hygiene rating data API through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNofalse
Free

Gazette Data, UK is an API listed in the Government category that provides access to UK official public record API. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies OAuth as the authentication method; HTTPS support is listed as available. This makes Gazette Data, UK a useful integration candidate when a project needs UK official public record API through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`OAuth`true
Gun Policy logo

Gun Policy

Government

Free

Gun Policy is an API listed in the Government category that provides access to international firearm injury prevention and policy. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Gun Policy a useful integration candidate when a project needs international firearm injury prevention and policy through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true
Indian Pincode logo

Indian Pincode

Government

Free

Indian Pincode is an API listed in the Government category that provides access to free India PIN code lookup with GPS coordinates, 165k+ post offices, state & district data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Indian Pincode a useful integration candidate when a project needs free India PIN code lookup with GPS coordinates, 165k+ post offices, state & district data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
INEI logo

INEI

Government

Free

INEI is an API listed in the Government category that provides access to peruvian Statistical Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes INEI a useful integration candidate when a project needs peruvian Statistical Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNofalse
Free

Interpol Red Notices is an API listed in the Government category that provides access to access and search Interpol Red Notices. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Interpol Red Notices a useful integration candidate when a project needs access and search Interpol Red Notices through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Istanbul (İBB) Open Data is an API listed in the Government category that provides access to data sets from the İstanbul Metropolitan Municipality (İBB). It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Istanbul (İBB) Open Data a useful integration candidate when a project needs data sets from the İstanbul Metropolitan Municipality (İBB) through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
LocalGov.jp logo

LocalGov.jp

Government

Free

LocalGov.jp is an API listed in the Government category that provides access to japan grants and subsidies (central J-Grants + 1,916 municipalities). It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes LocalGov.jp a useful integration candidate when a project needs japan grants and subsidies (central J-Grants + 1,916 municipalities) through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

National Park Service, US is an API listed in the Government category that provides access to data from the US National Park Service. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes National Park Service, US a useful integration candidate when a project needs data from the US National Park Service through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true
Free

Open Government, ACT is an API listed in the Government category that provides access to australian Capital Territory Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, ACT a useful integration candidate when a project needs australian Capital Territory Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Argentina is an API listed in the Government category that provides access to argentina Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Argentina a useful integration candidate when a project needs argentina Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Australia is an API listed in the Government category that provides access to australian Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Australia a useful integration candidate when a project needs australian Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Austria is an API listed in the Government category that provides access to austria Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Austria a useful integration candidate when a project needs austria Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Belgium is an API listed in the Government category that provides access to belgium Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Belgium a useful integration candidate when a project needs belgium Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Canada is an API listed in the Government category that provides access to canadian Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes Open Government, Canada a useful integration candidate when a project needs canadian Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNofalse

Open Government, Colombia is an API listed in the Government category that provides access to colombia Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes Open Government, Colombia a useful integration candidate when a project needs colombia Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNofalse

Open Government, Cyprus is an API listed in the Government category that provides access to cyprus Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Cyprus a useful integration candidate when a project needs cyprus Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Czech Republic is an API listed in the Government category that provides access to czech Republic Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Czech Republic a useful integration candidate when a project needs czech Republic Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Denmark is an API listed in the Government category that provides access to denmark Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Denmark a useful integration candidate when a project needs denmark Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Estonia is an API listed in the Government category that provides access to estonia Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Open Government, Estonia a useful integration candidate when a project needs estonia Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

Open Government, Finland is an API listed in the Government category that provides access to finland Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Finland a useful integration candidate when a project needs finland Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, France is an API listed in the Government category that provides access to french Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Open Government, France a useful integration candidate when a project needs french Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

Open Government, Germany is an API listed in the Government category that provides access to germany Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Germany a useful integration candidate when a project needs germany Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Greece is an API listed in the Government category that provides access to greece Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies OAuth as the authentication method; HTTPS support is listed as available. This makes Open Government, Greece a useful integration candidate when a project needs greece Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`OAuth`true

Open Government, India is an API listed in the Government category that provides access to indian Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Open Government, India a useful integration candidate when a project needs indian Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

Open Government, Ireland is an API listed in the Government category that provides access to ireland Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Ireland a useful integration candidate when a project needs ireland Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Italy is an API listed in the Government category that provides access to italy Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Italy a useful integration candidate when a project needs italy Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Korea is an API listed in the Government category that provides access to korea Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Open Government, Korea a useful integration candidate when a project needs korea Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

Open Government, Lithuania is an API listed in the Government category that provides access to lithuania Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Lithuania a useful integration candidate when a project needs lithuania Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Luxembourg is an API listed in the Government category that provides access to luxembourgish Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Open Government, Luxembourg a useful integration candidate when a project needs luxembourgish Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

Open Government, Mexico is an API listed in the Government category that provides access to mexican Statistical Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Mexico a useful integration candidate when a project needs mexican Statistical Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Netherlands is an API listed in the Government category that provides access to netherlands Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Netherlands a useful integration candidate when a project needs netherlands Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, New South Wales is an API listed in the Government category that provides access to new South Wales Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Open Government, New South Wales a useful integration candidate when a project needs new South Wales Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

Government`apiKey`true

Open Government, New Zealand is an API listed in the Government category that provides access to new Zealand Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, New Zealand a useful integration candidate when a project needs new Zealand Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Norway is an API listed in the Government category that provides access to norwegian Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Open Government, Norway a useful integration candidate when a project needs norwegian Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue
Free

Open Government, Peru is an API listed in the Government category that provides access to peru Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Open Government, Peru a useful integration candidate when a project needs peru Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Poland is an API listed in the Government category that provides access to poland Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Open Government, Poland a useful integration candidate when a project needs poland Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Open Government, Portugal is an API listed in the Government category that provides access to portugal Government Open Data. It is intended for developers who want to integrate this type of government data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Open Government, Portugal a useful integration candidate when a project needs portugal Government Open Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.

GovernmentNotrue

Frequently Asked Questions About Free APIs

What are the best free APIs for developers?

The best free APIs include OpenAI API (free tier), GitHub REST API, OpenWeather API, and Alpha Vantage for finance data. Our directory lists hundreds of free APIs across AI, weather, finance, and developer categories.

Do these APIs require a credit card?

Most APIs in our directory offer free tiers that don't require a credit card. Some may require registration for an API key, but you won't be charged for basic usage within their free limits.

How do I integrate these APIs into my project?

Each API listing includes the endpoint URL with a copy button. Click to copy the endpoint, then use it in your HTTP requests. Visit the API's documentation (linked on each page) for authentication details and usage examples.

What's the difference between free and paid API tiers?

Free API tiers typically have rate limits (requests per minute/day) and may offer fewer features. They're perfect for development, testing, and small projects. Paid tiers offer higher limits, more features, and SLAs for production use.

Can I use these APIs for commercial projects?

Most APIs allow commercial use on their free tiers, but check each API's terms of service. Some may require attribution or have specific usage restrictions for commercial applications.