Best Government APIs (2026)

Malaysia Central Bank Open Data

CiviX Server is an electronic library providing free public access to law and bylaw content of British Columbia. CiviX Server contains a comprehensive collection of BC Provincial legislation, civic bylaw content and related policy and legislative materials. The library is available as a portal to the data that runs the site in raw XML data format, accessible via a RESTFUL API.

Access to the laws of British Columbia

Community driven API for Brazil Public Data

Brazil Central Bank Open Data

Provides legislative information in Apis XML and JSON, as well as files in various formats

BusinessUSA gives developers access to authoritative information on U.S. programs, events, services and more. USA.gov uses GitHub repositories to maintain the documentation for most of our APIs and data feeds. Using GitHub, you can easily provide feedback to us and ask questions using each repository's issue tracker. You can also email us any questions you might have regarding our APIs. USA.gov offers a variety of APIs and data feeds to help developers access and expose quality government information and services from their own websites and applications.

The US Census Bureau provides various APIs and data sets on demographics and businesses. It offers national day of civil hacking, where developers from different fields join and conduct an open day to solve specific problems. Decisions being made at government level are vetted by developers to validate the functions. They share this data for developers to build personal apps over this data.

Berlin(DE) City Open Data

Gdynia (PL) City Open Data

Helsinki(FI) City Open Data

Lviv(UA) City Open Data