OpenCheck — open-source Prospecting Enrichment

Updated 2026-09-03 · tool · Prospecting Enrichment · rev 1 · structured JSON

KYB tool over registry DATA; no contact emails

• Open source: yes (MIT)
• Self-hostable: yes
• Pricing model: free
• Best for: Compliance professionals and investigators performing KYB due diligence across corporate and beneficial-ownership registries.
• Last verified: 2026-09-04

Is OpenCheck open source?

Yes — MIT-licensed.

How much does OpenCheck cost?

It is free to use.

Can I self-host OpenCheck?

Yes — it can be self-hosted.

• Source: github · github.com/StephenAbbott
• Repository: https://github.com/StephenAbbott/opencheck

More Prospecting Enrichment in the registry.