episteme

_{Episteme (ἐπιστήμη) — Greek for "systematic knowledge, scientific understanding"}

An offline-first, single-binary knowledge graph that connects design patterns, refactoring techniques, and software laws through semantic relationships.
Built for AI agents first — integrate software engineering expertise directly into Claude Code, Cursor, and other MCP-compatible tools.

Written in Rust · Single binary · Fully offline

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Quick Start

Claude Code

/plugin marketplace add epicsagas/plugins
/plugin install episteme@epicsagas

The plugin hook installs the epis binary automatically. Before starting a new session, run this once in your terminal:

epis install   # download knowledge graph data from GitHub Releases

epis install seeds the knowledge graph database and starts the HTTP API server on port 58302. Then start a new Claude Code session and you're done.

Updates with /plugin update episteme@epicsagas.

Codex CLI

codex plugin marketplace add epicsagas/plugins

The plugin hook installs the epis binary automatically. Before starting a new session, run this once in your terminal:

epis install   # download knowledge graph data from GitHub Releases

epis install seeds the knowledge graph database and starts the HTTP API server on port 58302. Updates with codex plugin update episteme@epicsagas.

Other tools

epis install cursor       # Cursor IDE
epis install opencode     # OpenCode
epis install cline        # Cline
epis install --all        # All supported tools

Manual install