Try describing what you need:

Letta logo

Letta

★ 25.3k

A self-hosted alternative to Claude Managed Agents, Openai Agents Api

Apache License 2.0Package12+ active committers (12mo)

About

Letta is a project for building stateful AI agents that retain memory and improve over time. It is aimed at developers who want to run agents locally or self-host them, and it also connects to...

Community Ratings

No ratings yet

Features

  • stateful agents
  • memory persistence
  • interactive terminal UI
  • app server
  • channels integration
  • agent SDK
  • desktop and web app runtime
  • cloud-synced memory and identity

Details

Last Updated
Oct 28, 2026
Created
Oct 11, 2023
Install Methods
package-manager
Privacy & Independence
Cloud: OptionalOffline Capable
Deployment

Deployment: no container deployment found

Track your self-hosted stack

Bookmark software to try, rate tools you've used, and keep your collection in one place.

Metadata extracted from README on Oct 28, 2026

Alternatives to Letta

LobeHub logo

LobeHub

83.5k
LobeHub is a self-hostable platform for organizing, building, and collaborating with AI agents as teammates.
Artificial IntelligenceGenerative AISelf Hosting Solutions+4
10 ContainersCloud Required
Details
omnara logo

omnara

3.3k
Omnara is an open-source managed agent platform for running AI agents on any model and any machine, with built-in tools, secrets, permissions, and streaming.
AI AgentsAI ToolingPlatform as a Service+3
10 ContainersFully FOSS
Details
Dify.ai logo

Dify.ai

159.7k
An open-source platform for building, testing, and operating LLM-powered applications with workflows, RAG, agents, and observability.
Low Code DevelopmentArtificial IntelligencePermissive License+6
36 ContainersOpen CoreFOSS with Issues
Details
prime-agent logo

prime-agent

22.4k
Prime Agent is an open-source coding and research agent for long-running work, built around a persistent Python REPL and a continual harness for durable state.
AI AgentsAI Coding AssistantAI Tooling+1
Details
OpenHands logo

OpenHands

92.0k
An AI-driven development platform with a software agent SDK, CLI, local GUI, and hosted cloud offering.
Artificial IntelligenceAI Coding AssistantAI Agents+2
Single ContainerOpen Core
Details
Flowise logo

Flowise

55.5k
Flowise is a visual tool for building AI agents.
Self Hosting SolutionsAI AgentsAI RAG Systems+3
Single Container
Details
Sim Studio logo

Sim Studio

29.9k
An open-source platform for building AI agents and orchestrating agentic workflows with integrations, LLMs, and vector databases.
Automation ToolsArtificial IntelligenceAI Tooling+4
Details
Lobe Chat logo

Lobe Chat

83.5k
LobeHub is a self-hostable AI agent platform for organizing, creating, and collaborating with multi-agent workflows.
Artificial IntelligenceAI InterfacesSelf Hosting Solutions+3
6 Containers
Details
AutoGPT logo

AutoGPT

187.8k
AutoGPT is a platform for creating, deploying, and managing continuous AI agents that automate complex workflows.
Artificial IntelligenceAutomation ToolsPermissive License+2
13 ContainersOpen Core
Details

Related Software

agentos logo

agentos

4.8k
agentOS is a library for running AI agents inside an application process with VM-like isolation, persistence, permissions, and orchestration.
AI AgentsArtificial IntelligenceAI Tooling
Single Container
Details
flue logo

flue

8.6k
Flue is a TypeScript framework for building autonomous agents with a programmable harness, tools, skills, sandboxes, and deployment options.
AI AgentsAutomation ToolsAI Tooling+1
Details
Pi logo

Pi

118.3k
Pi Agent Harness is a mono-repo for a self-extensible coding agent, including an interactive coding agent CLI, agent runtime, and a unified multi-provider LLM API.
AI HarnessAI AgentsAI Coding Assistant+1
Details
mastra logo

mastra

29.1k
Mastra is a TypeScript framework for building AI-powered applications, agents, workflows, and MCP servers.
Artificial IntelligenceAI AgentsAI Tooling+4
2 ContainersOpen CoreNot FOSS
Details
honcho logo

honcho

7.8k
Honcho is a memory infrastructure service for building stateful agents that store, reason over, and query changing relationships and session context over time.
AI AgentsAI RAG SystemsModel Context Protocol+1
4 Containers
Details
Langflow logo

Langflow

156.1k
Langflow is a platform for building and deploying AI-powered agents and workflows with a visual builder, API deployment, and MCP server support.
Low Code DevelopmentAutomation ToolsModel Context Protocol+2
11 Containers
Details
zerostack logo

zerostack

1.7k
zerostack is a minimal Rust-based coding agent with a terminal UI, multi-provider LLM support, session management, and extensible tooling.
AI Coding AssistantAI AgentsModel Context Protocol
Details
ouijit logo

ouijit

177
Ouijit is a customizable task and terminal session manager for agentic development workflows, with lifecycle hooks, scripts, worktree management, and VM sandboxing.
Task RunnersAI Coding AssistantAI Agents
Details
Trigger.dev logo

Trigger.dev

16.6k
An open-source platform for building and deploying AI workflows and agents in TypeScript.
Task RunnersArtificial IntelligenceAutomation Tools+4
Details
hermes-agent logo

hermes-agent

257.8k
Hermes Agent is a self-improving AI agent with a built-in learning loop, terminal UI, and messaging gateway for chatting and automating work across platforms.
Artificial IntelligenceAI AgentsAI Coding Assistant+2
2 Containers
Details
runtm logo

runtm

302
Runtm is an open-source platform for spinning up isolated sandboxes where coding agents can build, test, and deploy software.
Self Hosting SolutionsAI AgentsAI Tooling+1
4 Containers
Details
Composio logo

Composio

30.8k
Composio SDK provides TypeScript and Python libraries for integrating AI agents with external apps and services.
API ManagementAI AgentsAutomation Tools+2
Cloud Required
Details