Looking for something similar to letta? We found 20 alternatives in General — ranked by trust score so you can pick the best fit.
Demystify AI agents by building them yourself. Local LLMs, no black boxes, real understanding of function calling, memory, and ReAct patterns.
$ npx ai-agents-from-scratch
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Universal memory layer for AI Agents
$ pip install mem0
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Hypernetworks that update LLMs to remember factual information
$ pip install doc-to-lora
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AIlice is a fully autonomous, general-purpose AI agent.
$ pip install AIlice
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A generative speech model for daily dialogue.
$ pip install ChatTTS
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The Frontend Stack for Agents & Generative UI. React + Angular. Makers of the AG-UI Protocol
$ npx CopilotKit
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Lightning-Fast RL for LLM Reasoning and Agents. Made Simple & Flexible.
$ pip install AReaL
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总结Prompt&LLM论文，开源数据&模型，AIGC应用
$ git clone https:\/\/github.com\/DSXiangLi\/DecryptPrompt
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A Comprehensive Benchmark to Evaluate LLMs as Agents (ICLR'24)
$ pip install AgentBench
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A Rust-native claw you can trust. One binary — sandboxed, secure, auditable. Voice, memory, MCP tools, and multi-channel access built-in.
$ git clone https:\/\/github.com\/moltis-org\/moltis
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AI-Hedge-Fund for Crypto 🚀 AI-powered hedge fund for cryptocurrency trading, leveraging LLM agents for intelligent decision-making.
$ pip install ai-hedge-fund-crypto
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Interactive LLM Powered NPCs, is an open-source project that completely transforms your interaction with non-player characters (NPCs) in any game! 🎮🤖🚀
$ pip install Interactive-LLM-Powered-NPCs
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irresponsible innovation. Try now at https://chat.dev/
$ pip install LLM-VM
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[CVPR2024 Highlight] Editable Scene Simulation for Autonomous Driving via LLM-Agent Collaboration
$ pip install ChatSim
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Your personal AI memory agent — install and manage Limbo via npx
$ npm install limbo-ai
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ReLE评测：中文AI大模型能力评测（持续更新）：目前已囊括359个大模型，覆盖chatgpt、gpt-5.2、o4-mini、谷歌gemini-3-pro、Claude-4.6、文心ERNIE-X1.1、ERNIE-5.0、qwen3-max、qwen3.5-plus、百川、讯飞星火、商汤senseChat等商用模型， 以及step3.5-flash、kimi-k2.5、ernie4.5、Min
$ git clone https:\/\/github.com\/jeinlee1991\/chinese-llm-benchmark
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https://adongwanai.github.io/AgentGuide | AI Agent开发指南 | LangGraph实战 | 高级RAG | 转行大模型 | 大模型面试 | 算法工程师 | 面试题库 | 强化学习｜数据合成
$ git clone https:\/\/github.com\/adongwanai\/AgentGuide
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AI generates editable, beautifully designed PPTX from any document — no design skills needed | 15 examples, 229 pages
$ pip install ppt-master
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A repo lists papers related to LLM based agent
$ pip install LLM-Agents-Papers
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🦞 Just talk to your agent — it learns and EVOLVES 🧬.
$ pip install MetaClaw
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