Exact-decimal double-entry kernel for AI agents. Call MCP tools instead of doing money math in tokens. Fail-closed, audit-hashed, deterministic.
Latest release v0.19.1 · 14 Aug 2026
4 files for Claude Code, GitHub Copilot, Codex and OpenCode: ledger, ledger copilot-instructions.md, ledger AGENTS.md, ledger CLAUDE.md — 851 tokens loaded in every session.
.github/copilot-instructions.md A 122 tok AGENTS.md A 517 tok CLAUDE.md A 212 tok .claude/settings.json A — These files are eternal-roman/ledger's own configuration — they tell Claude Code, GitHub Copilot, 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.