mem0 alternatives

mem0ai/mem0 (67k stars, +77 this week): The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production. Why it matters: useful plumbing for shipping LLM-powered features.

Below are 12 other LLM tooling repos tracked by OSS Radar that share at least two GitHub topics with mem0, ordered by how many topics overlap, then by stars gained in the last 7 days. Topic overlap means a similar problem space, not a drop-in replacement, so check each project's README.

1. 1. langchain-ai/langchain

   +182/wkest.

   The agent engineering platform. Why it matters: useful plumbing for shipping LLM-powered features.

   148k stars · Python · shared topics: agents, ai, ai-agents, chatgpt, llm, python, rag

2. 2. langchain-ai/langgraph

   +140/wkest.

   Build resilient agents. Why it matters: useful plumbing for shipping LLM-powered features.

   43k stars · Python · shared topics: agents, ai, ai-agents, chatgpt, llm, python, rag

3. 3. EverMind-AI/EverOS

   +35/wkest.

   One portable memory layer for every AI agent: local-first, Markdown-native, user-owned, and self-evolving across apps, tools, and workflows. Why it matters: useful plumbing for shipping LLM-powered features.

   13k stars · Python · shared topics: ai, llm, long-term-memory, memory, memory-management, rag

4. 4. rohitg00/ai-engineering-from-scratch

   +1.1k/wkest.

   Learn AI Engineering! Learn it. Build it. Ship it for others. Why it matters: useful plumbing for shipping LLM-powered features.

   69k stars · Python · shared topics: agents, ai, ai-agents, llm, python

5. 5. unclecode/crawl4ai

   +182/wkest.

   Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Why it matters: useful plumbing for shipping LLM-powered features.

   85k stars · Python · shared topics: ai, ai-agents, llm, python, rag

6. 6. amitshekhariitbhu/ai-engineering-interview-questions

   +42/wkest.

   Your Cheat Sheet for AI Engineering Interview – Questions and Answers. Why it matters: useful plumbing for shipping LLM-powered features.

   3.4k stars · Markdown · shared topics: agents, ai, ai-agents, llm, rag

7. 7. onyx-dot-app/onyx

   +35/wkest.

   Open Source AI Platform - AI Chat with advanced features that works with every LLM. Why it matters: useful plumbing for shipping LLM-powered features.

   32k stars · Python · shared topics: ai, chatgpt, llm, python, rag

8. 8. thedotmack/claude-mem

   +742/wkest.

   Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects… Why it matters: useful plumbing for shipping LLM-powered features.

   101k stars · TypeScript · shared topics: ai, ai-agents, long-term-memory, rag

9. 9. NousResearch/hermes-agent

   +714/wkest.

   The agent that grows with you. Why it matters: useful plumbing for shipping LLM-powered features.

   254k stars · Python · shared topics: ai, ai-agents, chatgpt, llm

10. 10. BlenderGPT3D/blender-ai-addon

    +581/wkest.

    Blender add-on: create and edit 3D models by chatting with AI - send text or an image, get working bpy code. Why it matters: useful plumbing for shipping LLM-powered features.

    211 stars · Python · shared topics: ai, chatgpt, llm, python

11. 11. headroomlabs-ai/headroom

    +315/wkest.

    Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. Why it matters: useful plumbing for shipping LLM-powered features.

    75k stars · Python · shared topics: ai, llm, python, rag

12. 12. langgenius/dify

    +147/wkest.

    Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Why it matters: useful plumbing for shipping LLM-powered features.

    158k stars · TypeScript · shared topics: ai, genai, llm, python

More: all trending LLM tooling repos · compare mem0 with the top 2