index.md

---
okf_version: "0.2"
---

# Files

- [profile.dhall](profile.dhall)

# Research Document

- [Mutation-testing ecosystem lessons for Heni's API and execution model](ecosystem-mutation-testing-design.md) - Compare mutation tools across ecosystems and derive bounded, testable design choices for Heni.
- [Mutation testing across Haskell projects and the case for Heni](mutation-testing-survey.md) - Evaluate existing mutation runners, identify reusable contracts, and bound a public Haskell library and CLI.