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Deterministic Knowledge Graph & Truth Maintenance Engine for AI Agents — SQLite FTS5 · Markdown-as-Truth · Cascading Invalidation · Zero LLM Calls

Node.js·MIT·★ 2·Few stars·No key

Make every AI agent you use smarter. Persistent memory with SQLite FTS5, MCP server, Obsidian sync, and self-learning intelligence pipeline.

Node.js·MIT·★ 190·No key

Local-first memory engine for coding agents (Claude Code/Cursor/Codex): SQLite+FTS5 retrieval, versioned bi-temporal memories, full-session capture, zero dependencies, MCP server

Skill·MIT·★ 83·No key

Universal AI conversation memory system — supports Claude, ChatGPT, Cursor, and custom formats. Sub-millisecond search via SQLite FTS5.

Python·MIT·★ 3·Few stars·No key

MCP server with persistent memory + FTS5 search for Claude Code conversation history. Index your ~/.claude/projects/, expose 10 MCP tools, browse via web UI. MIT-licensed.

Node.js·MIT·★ 97·No key

BM25 + vector hybrid search & RAG REST API (FastAPI + SQLite FTS5 + Ollama)

Skill·MIT·★ 1·Few stars·No key

Local-first persistent memory MCP server for AI coding agents. Rust + SQLite FTS5, zero dependencies.

Skill·MIT·★ 1·Few stars·No key

Hybrid search for Obsidian vaults via plugin, CLI, and MCP server

Node.js·MIT·★ 114·No key

面向个人的本地多 Agent 协同工作空间。与拥有独立身份与持久记忆的 AI 队友深度协作：频道分工、任务指派、无限矢量画布与原生 MCP。A local-first multi-agent collaborative workspace.

Skill·Apache-2.0·★ 100·No key

Local-first memory layer for CLI agents. Indexes Claude Code, Codex CLI, Cursor, Antigravity, and Pi sessions into SQLite + FTS5, searchable from a CLI, TUI, or MCP server.

Skill·Apache-2.0·★ 41·No key

Minimalist CLI to index & search local files instantly. Powered by SQLite FTS5 + BM25. Zero dependencies, offline, in-memory mode.

Python·MIT·★ 4·Few stars·No key

Persistent memory for AI coding agents — SQLite + FTS5, zero dependencies, zero API keys

Python·MIT·★ 1·Few stars·No key

An MCP server for safer coding agents: skill routing, C4 workflow gates, memory checks, and verification before completion.

Node.js·Apache-2.0·★ 28·No key

Local-first AI agent memory daemon. One command, works offline, no account. Markdown storage, hybrid search (SQLite FTS5 + embeddings), MCP protocol, web dashboard.

Node.js·MIT·★ 12·No key

🪈 Intelligent orchestration system that coordinates multiple AI coding assistants (Claude, Codex, Gemini CLI, Copilot CLI) to collaborate on complex software development tasks via REPL or a Vue/Nuxt

Python·MIT·★ 97·No key

🔒 Zero-Trust encrypted email archive & real-time IMAP push daemon with SQLite FTS5, Obsidian Vault generator & native Model Context Protocol (MCP) server for Claude & AI agents.

Python·MIT·★ 2·Few stars·No key

Local-first AI agent memory — one command, works offline, no account needed. Give your Claude Code, Cursor, Windsurf, OpenClaw agent persistent memory. Markdown storage, hybrid search (FTS5 + embeddin

Node.js·MIT·★ 199·No key

Long-term memory for Claude Code. Indexes every session as SQLite+FTS5, exposes recall via MCP, and ships PreCompact/PostCompact hooks so nothing is ever lost.

Skill·MIT·★ 36·No key

Durable, file-based long-term memory for AI agents. Five-package plugin family: SDK, CLI, MCP server, Hermes adapter, and a LangGraph BaseStore. No vector database, no embeddings.

Skill·MIT·★ 173·No key

Lightweight QMD alternative: fully local hybrid search engine (BM25 + vector + rerank) and MCP server in a single ~15MB Go binary. No Node.js. Runs on Raspberry Pi.

Go·MIT·★ 7·No key

Episoda Core MCP by Lalith Alpuri, also written Alpuri Lalith (@lalithbuilds): a zero-dependency local memory MCP server for coding agents using pure Python, SQLite FTS5, and offline persistent recall

Skill·MIT·★ 1·Few stars·No key

Self-organizing agent memory for OpenClaw — SQLite + FTS5 + vector embeddings + LLM extraction

Skill·MIT·★ 2·Few stars·No key