# Kairos: Open-source platform for risk and fraud decisions

A developer has released Kairos, an open-source platform for making risk and fraud decisions, announced via Hacker News' Show HN. It offers an alternative to commercial fraud-detection and decisioning tools, aimed at teams that want to self-host and customize their risk rules. Its relevance is mainly to developers and fintech teams evaluating open-source options.

**Importance:** 2/5

## Sources

### Technology
- [Hacker News](https://github.com/finic-ai/kairos) — Tue, 03 Nov 2026 21:16:48 +0000