Brazil’s Superior Electoral Court open data portal organizes election datasets by year, organization, group, and campaign finance topic.
Dados abertos da Câmara dos Deputados
Brazil’s Chamber of Deputies open data site provides data about deputies, votes, bills, and other legislative topics for analysis.
About Dados abertos da Câmara dos Deputados
This is the open data site of Brazil's Chamber of Deputies (Câmara dos Deputados). It publishes data about deputies, parties, blocs, parliamentary bodies, legislatures, events, bills (proposições), and votes so that users can analyze legislative activity. The site describes uses such as following the progress and votes of bills, checking the activity and spending of a deputy, and finding events held by committees. It also explains basic concepts such as legislatures, parties, blocs, and parliamentary fronts.
Access is through the web and a programmatic API. The site also lists tutorials and a community projects section. The homepage notes that changes to agenda item data at /eventos/{id}/pauta, starting 21/06, may affect applications that rely on that data. The site is in Portuguese.
Key features
- Open data on deputies, parties, blocs, bodies, events, bills, and votes
- Programmatic API with endpoints for legislative data
- Each deputy who held a mandate receives a unique identifier number
- Tutorials with videos and code examples for beginners and experienced users
- Guidance on using the data in spreadsheets, mobile apps, and statistics programs
- Community projects section showing work built with the data
Best for: Researchers, journalists, developers, and citizens who want to analyze the legislative work of Brazil's Chamber of Deputies.
Good for
- Explains open data concepts and legislative terms for users who are new to them
- Tutorials include videos and code examples
- Assigns unique identifiers to deputies and parties for consistent referencing
Watch out for
- Changes to agenda item data at /eventos/{id}/pauta from 21/06 may affect existing applications
- The site is in Portuguese
Dados abertos da Câmara dos Deputados at a glance
- Website
- dadosabertos.camara.leg.br
- Category
- Research & Data › Open Data & Datasets
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- Portuguese
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Dados abertos da Câmara dos Deputados FAQ
Can I use the data in a spreadsheet or statistics program?
The site states that the data can be used in tables, lists, charts, and apps. Its tutorial section covers use with spreadsheets, mobile apps, and statistics programs.
Where can I find help using the data?
The site has a tutorial center with videos, code examples, and tips for beginners and experienced users.
Will recent API changes affect my application?
The homepage warns that changes to agenda item data at /eventos/{id}/pauta, starting 21/06, may affect applications that use that data.
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