Brazilian Chamber of Deputies Open Data

API

Free open data API for Brazilian legislative information

Overview

This API provides access to comprehensive legislative data from Brazil's Chamber of Deputies, including endpoints for deputies, bills, voting results, sessions, committee activities, and more. Responses are available in XML and JSON formats, with additional datasets downloadable as CSV, Excel, or PDF files. Ideal use cases include building transparency tools, journalistic investigations into legislative trends, academic research on Brazilian politics, and citizen engagement apps for tracking legislative processes.

Example Integration (JavaScript)

script.js JS


fetch('https://dadosabertos.camara.leg.br/swagger/api.html')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful API
XML & JSON support
Multi-format datasets (CSV, PDF, Excel)
Comprehensive legislative data coverage
Open access (no API key required)

Frequently Asked Questions

? Is the Brazilian Chamber of Deputies Open Data API free?

Yes, the API is free and open to all users, in compliance with Brazil's open data regulations.

? Does the API require authentication?

No, most endpoints are accessible without an API key or authentication, allowing easy integration for developers.

? What data formats are available?

The API returns responses in XML and JSON. Additionally, many datasets can be downloaded as CSV, Excel, or PDF files.

Top Alternatives

Tool Info

Pricing Free

Category Government

Platform Public API

Pros

⊕ Completely free to use
⊕ Rich dataset of Brazilian legislative activities
⊕ Multiple data formats for flexibility
⊕ Well-documented via Swagger interface
⊕ Supports transparency in government processes

Cons

⊖ Primarily Portuguese-language data
⊖ Potential rate limits for high-volume requests
⊖ Some historical datasets may have incomplete records
⊖ Limited English documentation