Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free

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• Updated Nov 12, 2026
• Python

TypeScript AI agent framework: cognitive memory, dynamic personalities, emergent behaviors and self-building designs

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• Updated Nov 12, 2026
• TypeScript

Local, LLM-free memory for AI agents. A single offline Rust binary — deterministic and auditable — that learns from use, forgets the irrelevant, and strengthens what matters. No cloud, no API keys.

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• Updated Nov 9, 2026
• Rust

Cognitive memory database for AI agents — consolidates duplicates, detects contradictions, fades stale memories via temporal decay. Rust, Apache-2.0, ships as library / MCP server / HTTP cluster.

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• Updated Oct 28, 2026
• Rust

OSS AI memory layer for Home Assistant (AGPL). The conversation server inside the Nives addon was forked from this project — they're independent now.

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• Updated Nov 10, 2026
• TypeScript

YantrikDB memory provider for NousResearch/hermes-agent — self-maintaining memory with benchmarked recall, self-tuning ranking, contradiction tracking, proactive hygiene, and explainable recall.

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• Updated Nov 4, 2026
• Python

Open-source local-first cognitive memory. AGM-compliant belief revision (49/49 postulates). When a fact changes, downstream beliefs are automatically re-evaluated, not just flagged.

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• Updated Oct 1, 2026
• Python

Cognitive memory engine for AI agents — temporal decay, contradiction detection, autonomous consolidation, knowledge graph, ANN recall via HNSW. Embeddable Rust library with Python bindings; powers yantrikdb-server (HTTP gateway, MCP server, openraft cluster). Apache-2.0.

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• Updated Nov 11, 2026
• Rust

🏛️ Memory OS for AI agents — every conversation becomes a catalog card (archive no · entities · evidence · trace back to the transcript). Four-channel recall, server-side butler, daily diary. Self-hosted. / 认知型记忆操作系统 · 长期记忆 · 自托管

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• Updated Nov 9, 2026
• Python

Memory backbone for AI agents. Four-tier store — working, episodic, semantic, procedural — with decay, consolidation, and association graphs. Fused semantic + SIMD-accelerated hybrid recall, in-process MCP, REST/gRPC, and language SDKs.

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• Updated Nov 11, 2026
• Java

Persistent cognitive memory for AI agents — drop-in MCP server for Claude Code, Cursor, and Windsurf with temporal decay, contradiction detection, a knowledge graph, and autonomous consolidation, backed by the YantrikDB Rust engine.

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• Updated Nov 11, 2026
• Python

AI assistant with persistent memory for Home Assistant. Voice & text via Assist, plain-language automations with confirm-first previews, one-click add-on install. Cloud or bring your own key.

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• Updated Nov 10, 2026
• TypeScript

Hybrid vector + knowledge graph RAG system for enterprise documents. Fuses Pinecone dense vectors, BM25 sparse reranking, and Neo4j multi-hop graph traversal with agentic query routing, cognitive multi-tier memory, and grounding audits

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• Updated Sep 19, 2026
• Python

Memseek is an open source declarative context engine for AI agents. Define agent memory in versioned YAML — like Terraform for infrastructure. Memseek learns from everything you record and gives your agents cited, current, budget-cut context from a Postgres you run.

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• Updated Nov 5, 2026
• Python

Personal AI assistant with cognitive memory, tier-aware tools, and 20+ messaging channels

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• Updated Mar 23, 2026
• Rust

AletheiaDB: The cognitive memory engine for AI agents with fact supersession.

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• Updated Jun 1, 2026
• TypeScript

Self-hosted long-term temporal graph memory for AI agents — MCP, REST and a dashboard in one container, with FalkorDB or Memgraph.

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• Updated Nov 11, 2026
• TypeScript

CogmemAi: the safe memory that keeps Ai in line. Remembers across sessions, enforces your rules before actions, reviews the work. MCP server, REST and SDKs.

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• Updated Nov 3, 2026
• TypeScript

Autonomous AI agents you deploy in 30 seconds across any channel. Zero-config CLI, 37 channel adapters, HEXACO personality and cognitive memory powered by AgentOS, five-tier prompt-injection defense.

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• Updated Nov 12, 2026
• TypeScript

ξ. Autonomous LLM bug-fixing agent with parallel branch experiments on AST search, LSP grounding, cognitive memory, and multi-agent topologies.

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• Updated Jul 27, 2026
• HTML