Topic

Open-source startups tagged #openai

36 open-source startups in this directory carry the GitHub topic #openai. 25 pushed code within 30 days of the snapshot of 2026-09-22, 2 have been quiet for 31–120 days, 9 have not pushed in over 120 days. Topics are set by each repository’s own maintainers, so this is what those projects chose to call themselves rather than a category we assigned.

25 of 36 pushed within 30 days of the snapshot of 2026-09-22. How we measure it →

The list

All 36, most-starred first.

The whole directory by ship status →

The last column is the most recent push GitHub reported to us on 2026-09-22. It counts a push to any branch, by a person or a bot — it is not a claim that anyone is maintaining the project, and a quiet repository may be a finished one.

ProjectWhat it doesStarsShip statusLast verified push
Significant-Gravitas/AutoGPT

AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.

187.5KStill shippingSep 22, 2026
langgenius/dify

Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.

156.9KStill shippingSep 22, 2026
open-webui/open-webui

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

152.8KStill shippingSep 22, 2026
All-Hands-AI/OpenHands

🙌 OpenHands: AI-Driven Development

88.8KStill shippingSep 22, 2026
lobehub/lobe-chat

🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hiring, scheduling, and reporting on your entire AI team.

82.8KStill shippingSep 22, 2026
FlowiseAI/Flowise

Build AI Agents, Visually

55.5KGone silentAug 13, 2026
QuantumNous/new-api

A unified AI model hub for aggregation & distribution. It supports cross-converting various LLMs into OpenAI-compatible, Claude-compatible, or Gemini-compatible formats. A centralized gateway for personal and enterprise model management.

48.7KStill shippingSep 22, 2026
zhayujie/chatgpt-on-wechat

Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-agent, multi-model, multi-channel. Lightweight, extensible, one-line install.

47.1KStill shippingSep 22, 2026
danny-avila/LibreChat

Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active

44.6KStill shippingSep 22, 2026
chatboxai/chatbox

Powerful AI Client

41.8KStill shippingSep 16, 2026
AstrBotDevs/AstrBot

AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw alternative. ✨

40.8KStill shippingSep 21, 2026
Byaidu/PDFMathTranslate

[EMNLP 2025 Demo] PDF scientific paper translation with preserved formats - 基于 AI 完整保留排版的 PDF 文档全文双语翻译,支持 Google/DeepL/Ollama/OpenAI 等服务,提供 CLI/GUI/MCP/Docker/Zotero

37.1KStill shippingSep 22, 2026
songquanpeng/one-api

LLM API 管理 & 分发系统,支持 OpenAI、Azure、Anthropic Claude、Google Gemini、DeepSeek、字节豆包、ChatGLM、文心一言、讯飞星火、通义千问、360 智脑、腾讯混元等主流模型,统一 API 适配,可用于 key 管理与二次分发。单可执行文件,提供 Docker 镜像,一键部署,开箱即用。LLM API management & key redistribution system, unifying multiple providers under a single API. Single binary, Docker-ready, with an English UI.

37KGone silentJan 9, 2026
reworkd/AgentGPT

🤖 Assemble, configure, and deploy autonomous AI Agents in your browser.

36.3KGone silentApr 29, 2025
langfuse/langfuse

🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.

34.9KStill shippingSep 22, 2026
labring/FastGPT

FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of out-of-the-box capabilities such as data processing, RAG retrieval, and visual AI workflow orchestration, letting you easily develop and deploy complex question-answering systems without the need for extensive setup or configuration.

29.7KStill shippingSep 22, 2026
simstudioai/sim

Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.

29.7KStill shippingSep 22, 2026
openai-translator/openai-translator

基于 ChatGPT API 的划词翻译浏览器插件和跨平台桌面端应用 - Browser extension and cross-platform desktop application for translation based on ChatGPT API.

25KStill shippingSep 3, 2026
vxcontrol/pentagi

Fully autonomous AI Agents system capable of performing complex penetration testing tasks

24.9KStill shippingSep 10, 2026
comet-ml/opik

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

22.2KStill shippingSep 22, 2026
dyad-sh/dyad

Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternative 🌟 Star if you like it!

21.6KStill shippingSep 22, 2026
lss233/kirara-ai

🤖 可 DIY 的 多模态 AI 聊天机器人 | 🚀 快速接入 微信、 QQ、Telegram、等聊天平台 | 🦈支持DeepSeek、Grok、Claude、Ollama、Gemini、OpenAI | 工作流系统、网页搜索、AI画图、人设调教、虚拟女仆、语音对话 |

19KGone silentJun 28, 2025
emcie-co/parlant

Build reliable customer-facing AI agents with Parlant: an interaction control harness optimized for controlled, consistent, and predictable LLM interactions.

18.3KSlowedJul 12, 2026
AsyncFuncAI/deepwiki-open

Open Source DeepWiki: AI-Powered Wiki Generator for GitHub/Gitlab/Bitbucket Repositories. Join the discord: https://discord.gg/gMwThUMeme

18KStill shippingSep 3, 2026
langbot-app/LangBot

Production-grade platform for building agentic IM bots - 生产级多平台智能机器人开发平台/ Agent、知识库编排、插件系统 / Bots for Discord / Slack / LINE / Telegram / WeChat(企业微信, 企微智能机器人, 公众号) / 飞书 / 钉钉 / QQ / Matrix e.g. Integrated with ChatGPT(GPT), DeepSeek, Dify, n8n, Langflow, Coze, Claude, Gemini, GLM, Ollama, SiliconFlow, Moonshot, openclaw / hermes agent, deerflow

17.9KStill shippingSep 21, 2026
cft0808/edict

🏛️ 三省六部制 · OpenClaw Multi-Agent Orchestration System — 9 specialized AI agents with real-time dashboard, model config, and full audit trails

16.9KStill shippingSep 21, 2026
plandex-ai/plandex

Open source AI coding agent. Designed for large projects and real world tasks.

15.7KGone silentOct 3, 2025
botpress/botpress

The open-source hub to build & deploy GPT/LLM Agents ⚡️

14.9KStill shippingSep 22, 2026
e2b-dev/E2B

Open-source, secure environment with real-world tools for enterprise-grade agents.

13.9KStill shippingSep 22, 2026
SawyerHood/draw-a-ui

Draw a mockup and generate html for it

13.6KGone silentJul 26, 2025
Portkey-AI/gateway

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

13.1KSlowedMay 25, 2026
elie222/inbox-zero

The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.

12.3KStill shippingSep 22, 2026
dataelement/bisheng

BISHENG is an open LLM devops platform for next generation Enterprise AI applications. Powerful and comprehensive features include: GenAI workflow, RAG, Agent, Unified model management, Evaluation, SFT, Dataset Management, Enterprise-level System Management, Observability and more.

12KStill shippingSep 22, 2026
tensorzero/tensorzero

TensorZero is an open-source LLMOps platform that unifies an LLM gateway, observability, evaluation, optimization, and experimentation.

11.7KGone silentJun 11, 2026
bytebot-ai/bytebot

Bytebot is a self-hosted AI desktop agent that automates computer tasks through natural language commands, operating within a containerized Linux desktop environment.

11.1KGone silentSep 12, 2025
getumbrel/llama-gpt

A self-hosted, offline, ChatGPT-like chatbot. Powered by Llama 2. 100% private, with no data leaving your device. New: Code Llama support!

10.9KGone silentApr 23, 2024

Related collections

Sideways from here.

The 8 largest other topics in the directory, then the other ways to slice it. Every count is as of the snapshot of 2026-09-22.

Snapshot of 2026-09-22 · 721 repos in the directory · every number on this page is measured against that date, not against today. What this measurement cannot tell you →