MuninnDB
Changelog

What's changed

Release history and version notes for MuninnDB.

Latest: v0.3.6-alpha — March 2026

v0.1.0-alpha February 2026
Core Engine
  • MBP binary protocol with pipelining support
  • ERF v1 engram binary format
  • BM25 inverted index with trigram fuzzy fallback
  • 6-phase ACTIVATE pipeline (parallel goroutines, embedder-independent core)
  • Ebbinghaus decay worker with configurable floor
  • Hebbian learning via co-activation ring buffer
  • Bayesian confidence updating with contradiction detection
  • Semantic trigger subscription system
  • Go SDK (Memory + Client APIs)
  • 11 MCP tools for Claude/Cursor integration
  • Web UI with decay visualization and live activation log
Plugins
  • Embed plugin: HNSW vector index, Ollama + OpenAI providers
  • Enrich plugin: LLM summary, entity extraction, typed relationships
  • Retroactive enrichment for existing engrams
v0.2.0 February 2026
Release
  • Windows support: install.ps1, pre-built binaries
  • Python SDK (muninn-python / muninndb on PyPI)
  • 19 MCP tools (muninn_guide, muninn_remember_batch, and more)
  • muninn init: Claude Desktop, Claude Code, Cursor, OpenClaw, Windsurf, Codex, VS Code
  • Pre-built binaries: macOS (arm64/amd64), Linux (amd64/arm64), Windows (amd64)
  • Homebrew: brew install scrypster/tap/muninn
  • Docker image: ghcr.io/scrypster/muninndb
  • Bundled local embedder (optional VC++ on Windows)