Brazil has some of the most open public-data infrastructure in the world. These registries let you verify companies (CNPJ), people (CPF), court cases, campaign finance and government spending — mostly free.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Open-source code repository
Open the repo page, read the README for install instructions (usually a git clone or pip install command), then run it in a terminal. Check the 'Issues' and 'Releases' tabs for updates.
Free Brazilian public-data API
No signup needed. Call endpoints like /api/cnpj/v1/{cnpj} or /api/cep/v1/{cep} in a browser or script to get JSON company and postal data instantly.
Free Brazilian public-data API
No signup needed. Call endpoints like /api/cnpj/v1/{cnpj} or /api/cep/v1/{cep} in a browser or script to get JSON company and postal data instantly.
CNPJ lookup API
Paste a CNPJ number into the search box (or call the API) to retrieve company registration, partners and status from Receita Federal data.
CNPJ data platform & API
Search any Brazilian company by CNPJ, name or domain. Create an API token for programmatic lookups in your own tools.
Brazilian federal open-data portal
Search datasets by keyword, filter by agency, and download CSV/JSON files or connect to published APIs for government statistics.
Collaborative Brazilian datasets
Browse curated datasets (elections, companies, COVID), filter rows online, and download full CSVs for offline analysis.
Collaborative Brazilian datasets
Browse curated datasets (elections, companies, COVID), filter rows online, and download full CSVs for offline analysis.
Brazilian .br domain registry (WHOIS)
Enter a .br domain in the WHOIS tool to see its owner ID, nameservers and registration dates.
Brazilian .br domain registry (WHOIS)
Enter a .br domain in the WHOIS tool to see its owner ID, nameservers and registration dates.
CPF status checker
Enter a CPF number and the CAPTCHA to see the registration status (regular, suspended, etc.) with Receita Federal. Use only with lawful authorization.
consultaserialaparelho — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
Brazilian legal search engine
Search a person or company name to surface lawsuits, court dockets and official-gazette mentions across all Brazilian courts.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Federal spending transparency portal
Search by person, company or agency to see federal payments, contracts, sanctions (CEIS/CNEP) and benefit recipients. API keys available on the api subdomain.
Federal spending transparency portal
Search by person, company or agency to see federal payments, contracts, sanctions and benefits. API access requires a free key.
Transparency portal data API
Register for a free API key, then query endpoints for expenses, contracts and sanction lists programmatically.
Transparency portal data API
Register for a free API key, then query endpoints for expenses, contracts and sanction lists programmatically.
Central Bank of Brazil — Registrato
Log in with your gov.br account to view your own credit report, bank relationships and PIX keys registered under your CPF.
Business registration network portal
Use it to open, alter or close Brazilian companies and to consult registration status with state boards of trade.
Official Gazette of Brazil (DOU)
Search the daily official gazette for government acts, bids, licenses and name mentions. Set email alerts for monitored terms.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Electoral court candidate & finance disclosure
Pick an election year and state, then search any candidate to see declared assets, donors and campaign spending.
Electoral court candidate & finance disclosure
Pick an election year and state, then search any candidate to see declared assets, donors and campaign spending.
Brazilian SEC equivalent
Search publicly traded companies and funds; use the dados/dataset pages for bulk downloads of filings, and RAD/ENET for official documents.
CVM systems portal
Access CVM's online systems: search open companies (cias abertas) to pull registration forms, financial statements and reference forms.
CVM systems portal
Access CVM's online systems: search open companies (cias abertas) to pull registration forms, financial statements and reference forms.
CVM open-data portal
Download structured datasets (fund quotas, company filings) as CSV, updated daily — ideal for scripted financial analysis.
CVM open-data portal
Download structured datasets (fund quotas, company filings) as CSV, updated daily — ideal for scripted financial analysis.
CVM document search (ENET)
Search by company, category and period to download official filings (DFs, IAN, FRE) as PDFs.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
National public procurement portal
Search public bids and contracts from all Brazilian government levels; filter by agency, date and object.
National public procurement portal
Search public bids and contracts from all Brazilian government levels; filter by agency, date and object.
National public procurement portal
Search public bids and contracts from all Brazilian government levels; filter by agency, date and object.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Brazilian federal open-data portal
Search datasets by keyword, filter by agency, and download CSV/JSON files or connect to published APIs for government statistics.
serenata — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
lexml — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
tcu — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
leg — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
leg — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
ibge — Brazil resource
Open the site, use its search or query interface with the identifier you have (name, number, domain or keyword depending on the tool), then export or record the results for your research notes.
Brazilian federal government portal
Use the service search to find the specific consultation (CPF, CNPJ, open data). Many services require a gov.br login — create a free account first.
Most entries here are GitHub projects — clone the repository and follow the README's install steps (pip, npm, go or cargo). A Kali Linux VM gives you many of them pre-installed.
Public-record lookups and defensive/research use are generally lawful, but rules vary by country and tool. Only test systems you own or have written authorization to test, respect each site's terms of service, and never use personal data unlawfully.
Start with the web-based tools at the top of the list — they need no setup. Read each card's “How to use it” panel, run one real query, and only then move to installable tools.