Free high-entropy alloy (HEA) and high-entropy oxide calculator: mixing entropy, atomic-size mismatch, VEC, Miedema enthalpy, and the canonical empirical phase-prediction rules. Python library, browser app, desktop app, and MCP server.
Latest release v2.9.4 · 8 Nov 2026
2 files for Codex, OpenCode and Claude Code: hea-bench AGENTS.md, hea-bench CLAUDE.md — 10,083 tokens loaded in every session.
AGENTS.md A 8,305 tok CLAUDE.md A 1,778 tok These files are dfieser/hea-bench's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.