MCP servers and skills: search, filter by where they run, and compare.
An MCP server written from scratch in pure stdlib, with two clocks: valid time and transaction time. Answers what the system BELIEVED at a past date, not just what was true.
SkillMITFew starsNo key
Audit-first, in-VPC knowledge-graph runtime with permission-aware traversal and per-fact provenance. Agent-native (MCP). Subset of Enclave.
PythonApache-2.0★ 8No key
Embedded, local-first bitemporal memory and retrieval engine for LLM agents. Tracks factual state over time with SQLite WAL, hybrid lexical-dense search, and multi-hop graph traversal.
PythonMIT★ 1Few starsNo key
Context layer for AI agents in vertical SaaS: domain events in, a bitemporal context graph per end-customer out, five MCP tools for every agent.
PythonApache-2.0★ 15No key
Persistent memory for AI coding agents via MCP: a bitemporal knowledge graph of your codebase, served to Claude Code, Cursor, Gemini CLI, and any MCP client. Tree-sitter and Gemini Flash into Neo4j vi
PythonMIT★ 12No key
Bitemporal memory for AI agents: deterministic contradiction resolution, provenance, and retrieval at any point in time.
PythonApache-2.0★ 1Few starsNo key
Bitemporal supply-chain forensics on HydraDB: reconstruct exactly which repos resolved a compromised package version during an incident window - and prove which ones did not. Hack Hydra 2026, Track 2A
PythonApache-2.0★ 3Few starsNo key
A C++20 embedded bitemporal assertion store with an append-only log as the source of truth
SkillMIT★ 1Few starsNo key
The memory infrastructure for human-like AI. Piyapi gives AI the ability to remember, learn from experience, and build a continuous understanding of the world around it.
SkillApache-2.0★ 1Few starsNo key
AI-native knowledge graph with strict ontology enforcement
DockerApache-2.0★ 8No key
Anchored, bitemporal memory for coding agents — facts that know when they have gone stale.
Node.jsMIT★ 1Few starsNo key
Global, governed, bitemporal memory engine for autonomous AI coding agents & IDEs — shared ~/.memcore brain across Claude Code, Cursor, Antigravity, Codex, Gemini & Hermes with SQLite WAL + FTS5 + sql
PythonMITFew starsNo key
SQLite of agent memory — single-file, embeddable, zero-config. Episodic + semantic memory, hybrid BM25+vector recall, bitemporal facts, spreading-activation, working memory, async API, LLM compression
PythonApache-2.0★ 4Few starsNo key
Give any AI application enterprise-grade, persistent memory through a simple API.
SkillApache-2.0Few starsNo key
Sovereign context, memory and provenance infrastructure for AI agents. Bitemporal knowledge, evidence and decision lineage, delivered to any agent over the EPCTX/1 protocol (SDK/REST/MCP). Local-first
SkillMIT★ 1Few starsNo key
Trust-tier-aware, self-correcting knowledge-graph engine: turn forums, Reddit, websites and databases into counted, cited, confidence-bounded answers.
PythonApache-2.0★ 1Few starsNo key
Temporal knowledge engine for markdown vaults — graph + bitemporal facts + agent memory over MCP. Local, model-free, benchmarked: 95.9% R@5 on LongMemEval (all 500).
Node.jsMITFew starsNo key
Temporal GraphRAG on libSQL/SQLite, Postgres, or DuckDB. Define a graph once with Zod and get typed mutations, bitemporal history, vector + full-text retrieval, an HTTP API with OpenAPI, React Query h
SkillMIT★ 1Few starsNo key
FFS is a Rust-based local substrate that stores signed, classified, bitemporal atoms in a single SQLite database, exposes them through a daemon over a Unix-domain-socket / Windows-named-pipe JSON-RPC
SkillBlueOak-1.0.0★ 1Few starsNo key
Agent-native bi-temporal graph store: verified temporal operators as LLM tools + trace-grounded answer verification
PythonApache-2.0★ 5No key
Enhanced Model Context Protocol memory server with timestamps, tags, importance, search, and export capabilities
Node.jsMIT★ 3Few starsNo key
Embedded bitemporal memory engine with hybrid retrieval for local-first applications and AI agents — in-process, no server.
SkillMIT★ 1Few starsNo key
Persistent, local-first memory for Claude Code, Codex, Cursor, Gemini CLI, OpenClaw and any MCP agent — cited Markdown, bitemporal history, no hosted account.
PythonApache-2.0★ 3Few starsNo key
Agent-first persistence for temporal knowledge, durable workflows, causal lineage, and controlled external effects
Node.jsApache-2.0★ 2Few starsNo key
Who stands behind it
