Open Source AI Agent Platforms using Prettier
A curated collection of the best open source platforms for creating and managing autonomous AI agents. using Prettier.
Structured control layer for customer-facing AI agents
Stars
18,297Last commit
3 months agoLicense
Apache-2.0
A conversational AI server that manages agent behavior through context-aware guidelines, keeping responses consistent, auditable, and aligned at scale.
Open Source Alternative to:
Desktop AI agent with persistent memory across platforms
Stars
249,900Last commit
2 hours agoLicense
MIT
Cross-platform desktop agent from Nous Research that connects to Telegram, Discord, Slack, WhatsApp, and more, with persistent memory, scheduling, and isolated sandboxing.
Open Source Alternative to:
Manage, build, and run AI agent teams around the clock
Stars
82,884Last commit
2 hours agoLicense
Unknown
A collaborative platform to create, schedule, and operate AI agents that handle long-running tasks, team workflows, and automated jobs without constant oversight.
Open Source Alternative to:
One interface for all your AI models and conversations
Stars
45,093Last commit
2 hours agoLicense
MIT
Chat with multiple AI providers through a single self-hostable interface, with support for custom agents, file uploads, plugins, and multi-user access control.
Open Source Alternative to:
Build AI copilots for your product in hours, not months
Stars
37,591Last commit
3 hours agoLicense
MIT
Integrate production-ready AI copilots into any product quickly and easily with CopilotKit's open-source platform.
Open Source Alternative to:
Visual builder for AI agents and LLM workflows
Stars
55,489Last commit
2 months agoLicense
Apache-2.0
Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.
Open Source Alternative to:
AI workforce platform where agents, skills, and memory live in your repo
Stars
20,239Last commit
2 hours agoLicense
Elastic-2.0
Manages a team of AI agents across your company, with every agent, skill, memory, and connector stored as versioned files in a git repo you own and self-host.
Open Source Alternative to:
Build powerful AI agents with cutting-edge LLM technology
Stars
14,924Last commit
3 hours agoLicense
MIT
A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.
Open Source Alternative to:
Build product integrations with 500+ APIs in hours
Stars
12,410Last commit
2 hours agoLicense
Elastic-2.0
Complete integrations platform with 500+ pre-built APIs, code-first approach, unified data models, and enterprise-grade security. Free tier available.
Open Source Alternative to:
Build stateful backends with in-memory actors
Stars
6,198Last commit
19 hours agoLicense
Apache-2.0
Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.
Open Source Alternative to:
Build reliable AI agents with unified tool integration
Stars
4,903Last commit
4 months agoLicense
Apache-2.0
Platform for connecting AI agents to 500+ tools with built-in multi-tenant auth management and granular permissions using either function calling or a unified MCP server
Open Source Alternative to:
Self-hosted AI agents and workflows across any channel
Stars
1,264Last commit
6 days agoLicense
AGPL-3.0
Build and run AI agents, agentic workflows, and multichannel automation on your own infrastructure, with memory, RAG, MCP tools, and full data control.
Open Source Alternative to:
Build AI agents and automate complex workflows seamlessly
Stars
1,006Last commit
2 hours agoLicense
Apache-2.0
Create intelligent automation workflows combining AI agents with your favorite apps and services. Connect, automate, and scale your operations without complex coding.
Open Source Alternative to:
TypeScript framework for building autonomous AI agents
Stars
673Last commit
2 days agoLicense
Apache-2.0
Open-source TypeScript runtime for autonomous AI agents with cognitive memory, multi-agent orchestration, runtime tool generation, and support for 21 LLM providers.
Capture – Capture screenshots, generate PDFs, scrape content, extract metadata, and automate browsers with one API.
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