Open-source repos for OpenAI
56 repos tagged OpenAI, sorted by GitHub stars. Add filters from the other category types to narrow the list.
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anomalyco/opencode
Terminal-first coding agent (opencode) that works with many model providers and supports desktop and IDE use.
AI agents, Anthropic, Ollama, Engineering, SaaS, Indie hackers
224k starsMITUpdated 3 Nov 2026
n8n-io/n8n
Visual workflow builder with 400+ app integrations and AI nodes, self-hostable as a Zapier or Make replacement.
Workflow automation, AI agents, Docker, Web, Operations, Marketing, Agencies, SaaS, No-code, Self hosters
209k starsOtherUpdated 3 Nov 2026
langgenius/dify
Platform for building LLM apps, chatbots and agent workflows with a visual editor and knowledge base.
LLM apps, AI agents, RAG and search, Docker, Anthropic, Operations, Engineering, SaaS, Agencies, No-code
160k starsOtherUpdated 3 Nov 2026
open-webui/open-webui
Self-hosted chat UI for Ollama and OpenAI-compatible models with RAG, tools and user management.
LLM apps, Chatbots, RAG and search, Ollama, Docker, Operations, IT and security, Self hosters
158k starsOtherUpdated 3 Nov 2026
langchain-ai/langchain
Framework for chaining LLM calls, tools and retrievers into applications across many model providers.
LLM apps, AI agents, RAG and search, Anthropic, Engineering, SaaS
149k starsMITUpdated 3 Nov 2026
Shubhamsaboo/awesome-llm-apps
Runnable collection of LLM app and agent templates for RAG, voice, MCP and multi-agent teams.
LLM apps, AI agents, RAG and search, Anthropic, Engineering, Indie hackers
144k starsApache-2.0Updated 23 Oct 2026
openai/codex
OpenAI's terminal coding agent that reads your repo, edits files and runs commands in a sandbox.
133k starsApache-2.0Updated 3 Nov 2026
openai/whisper
OpenAI's speech recognition model for transcribing and translating audio in many languages.
Transcription, Captions and subtitles, Engineering, Creators, Media and publishing, Podcasts
112k starsMITUpdated 31 Aug 2026
ChatGPTNextWeb/NextChat
Web and desktop chat front end for many model providers that you can deploy yourself with your own API keys.
88.9k starsMITUpdated 20 Oct 2026
lobehub/lobehub
Chat workspace for multiple AI providers with agents, plugins, knowledge base and team sharing.
LLM apps, Chatbots, AI agents, Anthropic, Ollama, Operations, Self hosters
83.7k starsOtherUpdated 3 Nov 2026
cline/cline
Coding agent for VS Code and the terminal that plans, edits files and runs commands with your approval.
AI agents, Anthropic, Ollama, Engineering, SaaS, Indie hackers
71.2k starsApache-2.0Updated 3 Nov 2026
FoundationAgents/MetaGPT
Multi-agent framework that assigns agents product, architect and engineer roles to turn a brief into code.
71.1k starsMITUpdated 21 Jan 2026
BerriAI/litellm
Gateway that puts 100+ LLM providers behind one OpenAI-style API with spend tracking and limits.
62.6k starsOtherUpdated 3 Nov 2026
crewAIInc/crewAI
Python framework for teams of role-based AI agents that split up and complete tasks together.
60.4k starsMITUpdated 3 Nov 2026
FoundationAgents/OpenManus
General-purpose agent that browses, writes code and uses tools to carry out multi-step tasks, built as an open Manus clone.
58.9k starsMITUpdated 2 Nov 2026
zylon-ai/private-gpt
API layer for building private AI apps on local models, with document Q&A, tools and text-to-SQL.
RAG and search, LLM apps, Ollama, Engineering, IT and security, Legal, Healthcare, Self hosters
57.6k starsApache-2.0Updated 29 Oct 2026
aaif-goose/goose
Local agent that installs packages, runs commands and edits files on your machine with any model provider.
56.2k starsApache-2.0Updated 3 Nov 2026
CherryHQ/cherry-studio
Desktop workspace for chatting with many cloud and local models, with assistants, knowledge bases and MCP tools.
53.2k starsAGPL-3.0Updated 3 Nov 2026
run-llama/llama_index
Python and TypeScript framework for connecting language models to your documents and building retrieval agents.
52.8k starsMITUpdated 27 Oct 2026
mudler/LocalAI
Drop-in local replacement for the OpenAI API that serves text, image and audio models.
50.1k starsMITUpdated 3 Nov 2026
Aider-AI/aider
Terminal pair programmer that edits files in your git repo through chat and commits each change.
AI agents, GitHub, Anthropic, Engineering, SaaS, Indie hackers
49.9k starsApache-2.0Updated 22 May 2026
LibreChat-AI/LibreChat
Self-hosted ChatGPT-style interface for many AI providers with agents, file search and multi-user login.
LLM apps, Chatbots, Anthropic, Docker, IT and security, Operations, Self hosters
46.6k starsMITUpdated 2 Nov 2026
chatboxai/chatbox
Desktop and mobile client for chatting with cloud and local models, including Ollama, from one interface.
42.2k starsGPL-3.0Updated 29 Oct 2026
stanfordnlp/dspy
Write LLM pipelines as Python modules and let DSPy tune prompts and weights against your metrics.
38.9k starsMITUpdated 3 Nov 2026
continuedev/continue
Coding agent and assistant for VS Code and JetBrains that works with cloud or local models.
36.4k starsApache-2.0Updated 3 Nov 2026
OpenBMB/ChatDev
Lets teams of LLM agents plan, code and test software together through configurable collaboration workflows.
34.6k starsApache-2.0Updated 30 Oct 2026
onyx-dot-app/onyx
Workplace AI search and chat that connects to 40+ sources like Slack, Drive and Confluence.
RAG and search, Knowledge base, Chatbots, Slack, Docker, Operations, Customer support, SaaS, Self hosters
33.2k starsOtherUpdated 3 Nov 2026
stanford-oval/storm
LLM system that researches a topic on the web and writes a long, cited, Wikipedia-style article.
Content writing, LLM apps, RAG and search, Marketing, Media and publishing, Education
31.8k starsMITUpdated 30 Sept 2025
openai/openai-agents-python
OpenAI's lightweight SDK for multi-agent workflows with handoffs, guardrails and tracing.
30.5k starsMITUpdated 3 Nov 2026
assafelovic/gpt-researcher
Agent that researches a topic across many web sources and writes a cited report.
AI agents, Content writing, SEO research, Marketing, Data and analytics, Media and publishing, Agencies
30.5k starsApache-2.0Updated 11 Oct 2026
karakeep-app/karakeep
Read-later and bookmark app for links, notes and images that tags items with an LLM and offers full-text search.
Knowledge base, LLM apps, Docker, Web, Operations, Self hosters
30.3k starsAGPL-3.0Updated 2 Nov 2026
labring/FastGPT
Knowledge-base Q&A platform with visual workflow orchestration for building support bots.
LLM apps, RAG and search, Chatbots, Docker, Customer support, Operations, SaaS, No-code, Self hosters
30k starsOtherUpdated 3 Nov 2026
simstudioai/sim
Canvas for building and deploying AI agent workflows that connect LLMs to tools and business apps.
AI agents, Workflow automation, LLM apps, Docker, Anthropic, Operations, Engineering, SaaS, No-code
30k starsApache-2.0Updated 3 Nov 2026
microsoft/semantic-kernel
Microsoft SDK for adding AI models, plugins and agents to C#, Python and Java applications.
28.7k starsMITUpdated 3 Nov 2026
enescingoz/awesome-n8n-templates
Collection of 280+ importable n8n workflow files for Gmail, Telegram, Slack, Notion, AI agents and RAG bots.
Workflow automation, AI agents, Chatbots, Email, Telegram, Operations, Marketing, Agencies, No-code, Solo founders
26.2k starsOtherUpdated 12 Sept 2026
activepieces/activepieces
No-code automation tool for connecting business apps, with AI steps and MCP support, MIT licensed.
Workflow automation, AI agents, Docker, Web, Operations, Marketing, Agencies, SaaS, No-code, Self hosters
25.4k starsOtherUpdated 3 Nov 2026
letta-ai/letta
Platform for building agents that keep long-term memory across sessions, formerly known as MemGPT.
25.3k starsApache-2.0Updated 19 Oct 2026
1Panel-dev/MaxKB
Enterprise knowledge-base assistant with RAG and agent workflows, embeddable into websites.
Knowledge base, Chatbots, RAG and search, Docker, Ollama, Customer support, Operations, B2B services, SaaS, No-code, Self hosters
23.1k starsGPL-3.0Updated 3 Nov 2026
arc53/DocsGPT
Self-hosted assistant that answers questions from your docs and help content, embeddable as a widget.
Chatbots, RAG and search, Knowledge base, Ollama, Customer support, SaaS, Self hosters
18.4k starsMITUpdated 2 Nov 2026
emcie-co/parlant
Framework for customer-facing LLM agents that follow explicit behaviour guidelines with traceable decisions.
Chatbots, AI agents, LLM apps, Anthropic, Customer support, SaaS, Finance and fintech
18.3k starsApache-2.0Updated 3 Nov 2026
pipecat-ai/pipecat
Python framework for voice and multimodal agents that chains speech recognition, an LLM and speech output.
AI agents, Chatbots, Voiceover, Engineering, Customer support, SaaS
17k starsBSD-2-ClauseUpdated 3 Nov 2026
livekit/agents
Framework for realtime voice and video agents that talk to callers over WebRTC or phone lines.
15.1k starsApache-2.0Updated 3 Nov 2026
botpress/botpress
Platform for building and deploying AI chatbots on web, WhatsApp, Telegram and more.
Chatbots, Helpdesk, AI agents, WhatsApp, Telegram, Customer support, Marketing, SaaS, E-commerce, No-code
15k starsMITUpdated 3 Nov 2026
baptisteArno/typebot.io
Builder for conversational forms and chat flows that embed on websites and collect leads.
Chatbots, Forms and surveys, Lead generation, Web, WhatsApp, Marketing, Sales, SaaS, Agencies, No-code, Self hosters
10.6k starsOtherUpdated 26 Oct 2026
xorbitsai/inference
Serving platform (Xinference) for open language, speech and image models with an OpenAI-compatible API.
LLM apps, Hosting and deploy, Docker, Engineering, SaaS, Self hosters
9.6k starsApache-2.0Updated 3 Nov 2026
mishushakov/llm-scraper
TypeScript library that uses an LLM and a schema to pull structured data out of any web page.
Web scraping, LLM apps, Web, Engineering, Data and analytics
7k starsMITUpdated 26 Oct 2026
vas3k/TaxHacker
Self-hosted AI app that reads receipts and invoices and sorts them for tax bookkeeping.
Accounting, LLM apps, Web, Finance, B2B services, Self hosters, Solo founders
6.8k starsMITUpdated 31 Oct 2026
openai/openai-cs-agents-demo
Reference app showing a multi-agent airline customer service flow built with the OpenAI Agents SDK.
6.6k starsMITUpdated 18 Dec 2025
wassupjay/n8n-free-templates
Set of free n8n templates combining AI models, vector stores and common business apps.
Workflow automation, AI agents, RAG and search, Operations, Marketing, Agencies, No-code
6.2k starsUpdated 1 Aug 2025
langchain-ai/social-media-agent
LangGraph agent that turns a URL into drafted social posts and schedules them after human review.
Content writing, Repurposing, Scheduling and publishing, X (Twitter), LinkedIn, Marketing, SaaS
3k starsMITUpdated 28 Oct 2026
filip-michalsky/SalesGPT
LLM sales agent that follows a sales conversation playbook over chat, email or voice with tool use.
2.8k starsMITUpdated 17 Sept 2024
kaymen99/sales-outreach-automation-langgraph
LangGraph agents that research and qualify leads from a CRM and draft personalised outreach emails.
Outreach, Enrichment, AI agents, Email, Sales, B2B services, Agencies
405 starsUpdated 15 Jan 2025
lawglance/lawglance
RAG legal assistant that answers law questions from curated jurisdiction knowledge bases.
RAG and search, LLM apps, Chatbots, Legal and compliance, Legal
334 starsApache-2.0Updated 22 Sept 2026
Tiledesk/tiledesk
Platform for building LLM support chatbots with a visual flow builder and human handoff.
Chatbots, Helpdesk, LLM apps, Web, WhatsApp, Customer support, SaaS, E-commerce, Self hosters, No-code
326 starsMITUpdated 28 Oct 2026
danishashko/geo-aeo-tracker
Self-hosted dashboard that tracks how often your brand is mentioned in AI answer engines.
Rank tracking, Social listening, Web, Marketing, SaaS, Agencies, Self hosters
316 starsMITUpdated 19 Oct 2026
harvard-lil/olaw
Harvard LIL workbench for experimenting with retrieval-augmented legal AI over court data.
RAG and search, LLM apps, Ollama, Legal and compliance, Legal, Education
166 starsMITUpdated 30 Oct 2024