A monster editor for OpenTibia servers. Open a workspace, pick a monster, edit, save. Supports the most popular engines and has a wide variety of features that makes creating monsters a breeze.
Latest release 0.1.130 — MONx 0.1.130 · 8 Aug 2026
3 files for Claude Code, Codex and OpenCode: run-monx, MONx AGENTS.md, MONx CLAUDE.md — 7,847 tokens loaded in every session.
AGENTS.md A 7,829 tok CLAUDE.md A 18 tok .claude/skills/run-monx/SKILL.md A 73 tok These files are Coldensjo/MONx's own configuration — they tell Claude Code, Codex and OpenCode 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.