Embedded API Builder
Embedded API Starter Kit
A cross-module starter package for builders composing their own public-data workflow app.
Built for
For indie builders who need normalized public-data surfaces without integrating every source themselves.
Typical outputs
- • json
- • csv
Start with this product
Get a usable result before you inspect source detail.
Use one normalized layer across entity, risk, procurement, health, and regulatory modules. Open the packaged view first, then move into source-level detail only when you need schema or field checks.
Starter is the current self-serve plan ($20/month).
Supported queries
- module search
- cross-scenario search
- seed workflow
Example source request
This direct API call targets one source product behind the packaged product: UK Charity Commission Register.
curl -H "X-API-Key: pk_live_..." \
"https://opendata.best/api/v1/data/products/uk_charity_commission_register/search?q=company&limit=5"Source products
Technical sources behind this packaged product
This product can draw on one or more source products. Use the catalog when you need schema, source mode, or lower-level technical detail.
UK Charity Commission Register
Search the Charity Commission for England and Wales daily charity register extract by charity name, organisation number, charity number, company number, and postcode.
UK Charity Commission Trustees
Search the Charity Commission trustee extract by trustee name, organisation number, and registered charity number.
CORDIS EU Research Projects
CORDIS (Community Research and Development Information Service) database of EU-funded research projects. Covers Horizon Europe, Horizon 2020, FP7 and earlier framework programmes. Search by topic, acronym, or keyword. Fields: project ID, acronym, title, status, start/end dates, total cost, EU contribution, coordinator organisation, coordinator country, programme, and objective summary. Source: European Commission (open, free, no auth).
Plus 21 more source products in the full catalog.
Use case fit
Embedded API Builder
Build a workflow product on top of normalized public data APIs without managing raw sources.
Best for
Indie SaaS builders, data operators, and workflow automation consultants
Core queries
- • module-backed search
- • export pipeline
- • scenario-tailored API composition
Export shapes
- • API payload
- • CSV export
- • monitoring feed