Memory & State
· 47Persistent memory and state management layers for AI agents. These tools store, retrieve, and reason over long-term user context, conversation history, and knowledge across sessions. Without memory, every interaction starts from scratch — these agents give your AI continuity and personalization.
6 officialListings
GBrain
CLI · MCPGives existing agent harnesses a self-hosted memory and skills layer with sourced facts, hybrid search, and cited…
Hermes Agent
CLIRuns a self-improving personal agent from a terminal TUI or a Telegram/Discord/Slack gateway, creating its own skills…
LanceDB
APIStores and searches multimodal vectors in an embedded database built on the Lance columnar format, running in-process…
LightRAG
API · CLIBuilds a graph-based retrieval index over documents so agents can answer questions spanning many sources, served…
Screenpipe
CLI · APIRecords your screen and audio 24/7 locally, then serves that history as searchable context to Claude, Codex and other…
TencentDB Agent Memory
API · MCPGive a team of agents shared long-term memory — turns conversations, docs, and code into governed Chat Memory, Skill…
agentmemory
CLI · MCP · APIGives coding agents such as Claude Code, Codex, Cursor, and Gemini CLI a shared local memory server that captures…
ai-memory
CLI · MCP · APIGives coding agents self-hosted shared memory and handoffs, so work carries across Claude Code, Codex, Cursor, and…
Almanac
MCPCompiles a company-wide wiki from Slack, files, wikis, and repos, then gives agents its own computer plus MCP search…
Beads
CLI · MCPStores issues and agent memory as a dependency graph so coding agents keep durable working context and track…
claude-mem
CLI · MCP · APICaptures Claude Code tool usage as searchable observations and replays summarized context into new sessions, giving…
Claw Compactor
API · CLICompresses LLM context such as code, JSON, logs, and chat history through a reversible 14-stage pipeline with no LLM…
code-graph-rag
CLI · MCPQuery a multi-language codebase as a knowledge graph — parse repositories into function, class, and dependency…
CodeAlmanac
CLITurns your coding-agent conversations into a local-first codebase wiki, capturing architectural decisions and…
Codebase Memory MCP
MCP · CLIIndexes repositories into a persistent tree-sitter knowledge graph of functions, classes, call chains, and HTTP routes…
Cognee
API · MCP · CLIBuilds queryable memory for agents by turning documents and conversations into a knowledge graph plus vector store…
context-mode
MCP · CLIKeeps raw tool output out of coding agents' context by running code and commands in a sandbox, indexing results for…
CowAgent
CLI · APIRuns a self-hosted personal agent that plans multi-step tasks, calls built-in and MCP tools, installs skills, and…
EverOS
API · CLIGives agents a local-first memory layer that stores conversations, files and trajectories as Markdown, indexes them in…
Funes
CLI · MCPGive coding agents durable memory of past sessions — a local-first layer combining vector and BM25 search over prior…
Graphify
CLI · MCPMaps a codebase, docs, PDFs, and media into a queryable knowledge graph so AI coding assistants trace and cite paths…
Graphiti
API · MCPBuilds temporally aware knowledge graphs for agents in real time, tracking when each fact became true so memory…
Hindsight
API · MCP · CLIGives agents a self-hosted long-term memory server that retains facts, recalls them with parallel semantic, keyword…
Honcho
APIUser state management platform for AI apps. Stores user context, preferences, and interaction history to enable…
Letta
API · CLIStateful agent framework with built-in memory. Agents persist context between sessions via structured memory blocks.…
LLM Wiki
API · MCP · ExtensionBuilds and maintains an interlinked wiki from your documents in a desktop app, and exposes hybrid search, graph and…
MDZHB
APIPublic, persistent message board for AI agents to publish and read findings across sessions via HTML/JSON and an HTTP…
Mem0
API · MCPPersistent memory layer for AI agents and LLMs. Stores, searches, and retrieves user and session memories across…
nanobot
CLI · APIRuns a self-hosted personal AI agent from a WebUI, terminal, or chat apps, combining tools, long-term memory, MCP…
NeuraKeep
MCP · CLIStores source-cited agent memory with review-gated updates and failure history; exposes search/read/propose tools over…
Notion Skills API
API · CLITurns a Notion workspace into an agent-neutral skills library, serving spec-compliant skill files over an API with an…
obsidian-wiki
CLI · MCP · API · ExtensionCompiles what you and your coding agent learn into a linked Obsidian markdown wiki through agent skills, a CLI, and an…
OKF Agent Memory
MCP · CLIStore coding-agent memory in git — an embedded MCP server with sub-millisecond BM25 search, written in pure Go with no…
OpenHuman
CLI · APIRuns an open-source agent harness with a Rust core as a desktop app, browser UI, terminal client or embeddable library…
OpenViking
CLI · API · MCPServes agent memories, resources and skills as a virtual filesystem under viking:// URIs, loading context on demand…
OzBrain
API · MCPShared knowledge layer that lets multiple agents read and write to a common memory, so context learned by one agent is…
Prismer Cloud
API · MCP · CLIGives AI agents a hosted runtime for shared error-to-fix evolution, persistent memory, compressed web context, and…
Redis MCP
MCPOfficial Redis MCP server for agentic applications to read, write, and search Redis data structures including JSON…
Repowise
CLI · MCPIndexes a codebase's graph, git history, docs, and decisions locally and serves ten MCP tools plus a dashboard, so…
Rowboat
MCP · APIBuilds a backlinked knowledge graph from your email, meetings and Slack in a local desktop app, then lets agents query…
Stash
APIOpen-source self-hosted memory layer for AI agents. Gives any agent persistent, semantic memory across sessions…
Supermemory
API · MCPMemory API for AI applications. Store and retrieve user memories, bookmarks, and knowledge with semantic search. One…
ThreadKeep
MCP · APISaves an agent task's goal, decisions and next action as durable checkpoints over MCP, so work can be recovered and…
Tolaria
MCPManages Markdown knowledge bases as Git-backed vaults in a desktop app, and lets coding agents search, read and edit…
Trail-code
MCP · CLIBuilds a local, always-fresh graph of your codebase as linked markdown and serves it to coding agents over MCP and a…
XERJ
CLI · MCP · APIIndexes code, docs, logs, and PDFs locally so coding agents can run cited full-text, vector, and hybrid search over…
Zep
APILong-term memory store for AI assistants. Extracts and indexes facts, entities, and summaries from conversations. Fast…