Open Source AI &amp; Machine Learning Tools

LobeChat

Your personal AI assistant for enhanced productivity

Stars
75,336
Forks
14,937
Last commit
7 hours ago

LobeChat is an open-source AI chat platform that provides a customizable and feature-rich experience for interacting with AI assistants.

Open Source Alternative to:

Grok

Daytona

Lightning-fast AI code execution in secure sandboxes

Stars
72,406
Forks
5,546
Last commit
16 hours ago

Execute AI-generated code safely with 90ms sandbox creation, isolated environments, and enterprise-grade security. Perfect for AI agents and development workflows.

Open Source Alternative to:

Modal

Flowise AI

Build AI agents and workflows with visual drag-and-drop

Stars
52,048
Forks
24,171
Last commit
11 hours ago

Open source platform for building AI agents, chatbots, and LLM workflows using visual drag-and-drop interface. No coding required for rapid prototyping.

Open Source Alternative to:

n8n

AnythingLLM

The all-in-one AI application for everyone

Stars
58,565
Forks
6,336
Last commit
1 day ago

Use any LLM to chat with your documents, enhance your productivity, and run the latest state-of-the-art LLMs completely privately with no technical setup.

Open Source Alternative to:

Grok

Mem0

Give your AI apps persistent memory and intelligence

Stars
53,461
Forks
5,994
Last commit
11 hours ago

Universal memory layer for LLM applications that learns from user interactions, reduces token costs by 80%, and delivers personalized AI experiences.

Open Source Alternative to:

LangChain

Cherry Studio

Multi-platform AI client with unified model management

Stars
43,806
Forks
4,125
Last commit
6 hours ago

Powerful AI assistant supporting iOS, macOS, and Windows. Switch between multiple LLM models seamlessly with local data storage and personalized knowledge base.

Open Source Alternative to:

Grok

LiteLLM

Unified gateway for 100+ LLMs with spend tracking

Stars
43,825
Forks
7,346
Last commit
5 hours ago

Manage authentication, load balancing, and cost tracking across 100+ LLMs through a single OpenAI-compatible gateway. Trusted by Netflix and enterprise teams.

Open Source Alternative to:

LangChain

Jan

Your AI-powered local assistant for seamless productivity

Stars
41,870
Forks
2,775
Last commit
2 days ago

A powerful, open-source AI chat interface that runs locally, offering privacy, customization, and seamless integration with your workflow.

Open Source Alternative to:

Grok

Agno

Model-agnostic platform for building intelligent AI agents

Stars
39,525
Forks
5,263
Last commit
2 days ago

Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.

Open Source Alternative to:

Kiro

LibreChat

Free AI chat platform for Everyone

Stars
35,753
Forks
7,318
Last commit
15 hours ago

Free, open source AI chat platform compatible with any AI provider. Offers a wide range of features, including agents, code interpreter, and multimodal capabilities.

Open Source Alternative to:

Grok

Milvus

High-performance vector database for GenAI applications

Stars
43,855
Forks
3,964
Last commit
20 hours ago

Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

Open Source Alternative to:

Supabase

CopilotKit

Build AI copilots for your product in hours, not months

Stars
30,316
Forks
3,918
Last commit
6 hours ago

Integrate production-ready AI copilots into any product quickly and easily with CopilotKit's open-source platform.

Open Source Alternative to:

LangChain

FastGPT

Build powerful AI knowledge bases with ease

Stars
27,770
Forks
7,029
Last commit
23 hours ago

FastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.

Open Source Alternative to:

Zendesk

Khoj

Your AI Second Brain for quick answers and workflow automation

Stars
34,150
Forks
2,153
Last commit
24 days ago

An open-source personal AI application that helps you find answers, understand documents, and create new content with ease.

Open Source Alternative to:

Claude

Onyx

Unified AI-powered enterprise search across company data

Stars
27,570
Forks
3,665
Last commit
1 day ago

An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Open Source Alternative to:

Algolia

Lightpanda

Fast, AI-native web browser built for automation and scraping

Stars
28,925
Forks
1,232
Last commit
12 hours ago

Purpose-built headless browser that delivers 10x faster performance and 10x lower memory usage compared to Chrome headless for web automation and AI workflows.

Open Source Alternative to:

Qdrant

Fast, scalable vector database for AI applications

Stars
30,422
Forks
2,175
Last commit
19 hours ago

Qdrant is an open-source vector database that provides high-performance similarity search for AI and machine learning applications.

Open Source Alternative to:

Supabase

Chroma

Open-source vector database for AI search and retrieval

Stars
27,495
Forks
2,203
Last commit
8 hours ago

Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.

Open Source Alternative to:

Supabase

Langfuse

Open source LLM engineering platform for AI-powered applications

Stars
25,141
Forks
2,547
Last commit
2 days ago

Langfuse provides tracing, evaluations, prompt management, and analytics to debug and improve LLM applications.

Open Source Alternative to:

LangChain

Open-Notebook

AI-powered research platform with privacy control

Stars
22,361
Forks
2,580
Last commit
2 days ago

Open-source note-taking and research platform combining AI capabilities with complete privacy control. Features podcast generation, content integration, and customizable workflows.

Open Source Alternative to:

Suna

AI agent that autonomously handles real-world tasks

Stars
19,633
Forks
3,386
Last commit
10 hours ago

Open source AI assistant that executes complex tasks from market research to travel planning through natural conversation, with full transparency and community-driven development.

Open Source Alternative to:

Manus

Letta

Build and deploy AI agents with advanced memory

Stars
22,146
Forks
2,345
Last commit
7 days ago

Letta is an open-source platform for creating AI agents with built-in memory, reasoning, and support for thousands of tools.

Open Source Alternative to:

Supermemory

Lightning-fast memory API for AI applications

Stars
21,948
Forks
2,016
Last commit
13 hours ago

Add persistent memory to LLM apps with millisecond recall times. Store, retrieve, and personalize user data across sessions with enterprise-grade security.

Open Source Alternative to:

LangChain

MaxKB

AI assistant that enhances enterprise knowledge management

Stars
20,759
Forks
2,779
Last commit
2 days ago

Open-source AI solution combining RAG pipelines, workflow automation, and multi-model support for intelligent enterprise knowledge management and customer service.

Skyvern

Automate any website workflow with AI and computer vision

Stars
21,260
Forks
1,942
Last commit
10 hours ago

Transform manual browser tasks into automated workflows using AI. Handle complex forms, CAPTCHAs, 2FA, and data extraction across any website at scale.

Open Source Alternative to:

SurfSense

Transform team knowledge into collaborative AI workspace

Stars
13,857
Forks
1,281
Last commit
12 hours ago

AI-powered research assistant that integrates with Notion, GitHub, Slack and more. Chat with documents, generate podcasts, perform hybrid search across your knowledge base.

Open Source Alternative to:

Leon

Your open-source personal assistant for server automation

Stars
17,167
Forks
1,438
Last commit
7 hours ago

Leon is an AI-powered virtual assistant that lives on your server, automating tasks and managing your digital life with privacy and customization.

Open Source Alternative to:

ChatGPT

Scira

Minimalistic AI-powered search engine for instant answers

Stars
11,609
Forks
1,461
Last commit
30 days ago

Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities.

Open Source Alternative to:

Weaviate

AI-native vector database for intuitive applications

Stars
16,031
Forks
1,257
Last commit
2 days ago

Open-source vector database designed for building powerful, production-ready AI applications with hybrid search capabilities and flexible deployment options.

Open Source Alternative to:

Supabase

Botpress

Build powerful AI agents with cutting-edge LLM technology

Stars
14,640
Forks
2,252
Last commit
2 days ago

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:

Voiceflow

Meetily

The Ai Note taker for your confidential meetings

Stars
11,177
Forks
1,084
Last commit
1 month ago

Open source AI meeting note taker with local transcription and summaries. Works with Google Meet, Zoom, Teams. 100% private, self-hosted solution.

Open Source Alternative to:

Granola

Portkey AI Gateway

Complete production stack for AI teams

Stars
11,371
Forks
994
Last commit
25 days ago

Comprehensive AI platform with gateway, observability, guardrails, and prompt management. Access 1,600+ LLMs via unified API with enterprise-grade security.

Open Source Alternative to:

Eden AI

Zero

Privacy-first email client with AI-powered organization

Stars
10,528
Forks
1,292
Last commit
8 months ago

An open source email application that combines AI capabilities with robust privacy features to help manage and organize your inbox efficiently.

Open Source Alternative to:

Gmail

E2B

Secure cloud environments for enterprise AI agents

Stars
11,773
Forks
860
Last commit
2 days ago

Provide AI agents with secure, isolated sandboxes featuring real-world tools, code execution, and enterprise-grade security. Trusted by 88% of Fortune 100 companies.

Open Source Alternative to:

Modal

Inbox Zero

AI assistant that organizes, drafts, and cleans your inbox

Stars
10,472
Forks
1,282
Last commit
8 hours ago

AI-powered email management that automatically organizes your inbox, drafts replies in your voice, bulk unsubscribes from unwanted emails, and provides analytics. Open-source and privacy-first.

Open Source Alternative to:

Fyxer

screenpipe

24/7 AI screen memory that remembers everything

Stars
18,255
Forks
1,625
Last commit
7 hours ago

Open source AI-powered screen recorder that captures screen and audio 24/7. Search your digital history with natural language, get AI assistance, and automate workflows. 100% local and private.

Open Source Alternative to:

Rewind.ai

Parlant

Build compliant customer-facing AI agents with control

Stars
17,980
Forks
1,524
Last commit
19 hours ago

Conversational AI engine that keeps agents business-aligned and compliant as you scale. Build adaptive agents through feedback-driven development.

Open Source Alternative to:

Voiceflow

OpenClaw

AI assistant that actually executes tasks across platforms

Stars
360,167
Forks
73,394
Last commit
5 hours ago

Personal AI assistant that clears inboxes, sends emails, manages calendars, and checks in for flights. Works through WhatsApp, Telegram, and other chat apps.

Open Source Alternative to:

Zo Computer

Dify

AI-powered app creation without coding complexities

Stars
138,273
Forks
21,678
Last commit
21 hours ago

Create, deploy, and manage AI-native apps effortlessly with a user-friendly platform that combines LLMs and your data

Open Source Alternative to:

Glide

Open WebUI

Extensible, self-hosted AI interface for your workflow

Stars
132,580
Forks
18,818
Last commit
2 days ago

A customizable interface for AI that works offline, supporting Ollama and OpenAI-compatible APIs while adapting to your specific workflow needs.

Open Source Alternative to:

Grok

Langflow

Visual builder for AI-powered applications and workflows

Stars
147,091
Forks
8,802
Last commit
6 hours ago

Low-code platform for building agentic and RAG applications with drag-and-drop components, Python customization, and support for any LLM or vector database.

Open Source Alternative to:

Voiceflow

Browser Use

AI-powered browser automation for seamless web interactions

Stars
88,488
Forks
10,153
Last commit
9 hours ago

Enables AI agents to interact with websites by extracting interactive elements and automating browser actions for more efficient web automation

Open Source Alternative to:

LobeChat

Your personal AI assistant for enhanced productivity

Stars
75,336
Forks
14,937
Last commit
7 hours ago

LobeChat is an open-source AI chat platform that provides a customizable and feature-rich experience for interacting with AI assistants.

Open Source Alternative to:

Grok

Daytona

Lightning-fast AI code execution in secure sandboxes

Stars
72,406
Forks
5,546
Last commit
16 hours ago

Execute AI-generated code safely with 90ms sandbox creation, isolated environments, and enterprise-grade security. Perfect for AI agents and development workflows.

Open Source Alternative to:

Modal

Flowise AI

Build AI agents and workflows with visual drag-and-drop

Stars
52,048
Forks
24,171
Last commit
11 hours ago

Open source platform for building AI agents, chatbots, and LLM workflows using visual drag-and-drop interface. No coding required for rapid prototyping.

Open Source Alternative to:

n8n

AnythingLLM

The all-in-one AI application for everyone

Stars
58,565
Forks
6,336
Last commit
1 day ago

Use any LLM to chat with your documents, enhance your productivity, and run the latest state-of-the-art LLMs completely privately with no technical setup.

Open Source Alternative to:

Grok

Mem0

Give your AI apps persistent memory and intelligence

Stars
53,461
Forks
5,994
Last commit
11 hours ago

Universal memory layer for LLM applications that learns from user interactions, reduces token costs by 80%, and delivers personalized AI experiences.

Open Source Alternative to:

LangChain

Cherry Studio

Multi-platform AI client with unified model management

Stars
43,806
Forks
4,125
Last commit
6 hours ago

Powerful AI assistant supporting iOS, macOS, and Windows. Switch between multiple LLM models seamlessly with local data storage and personalized knowledge base.

Open Source Alternative to:

Grok

LiteLLM

Unified gateway for 100+ LLMs with spend tracking

Stars
43,825
Forks
7,346
Last commit
5 hours ago

Manage authentication, load balancing, and cost tracking across 100+ LLMs through a single OpenAI-compatible gateway. Trusted by Netflix and enterprise teams.

Open Source Alternative to:

LangChain

Jan

Your AI-powered local assistant for seamless productivity

Stars
41,870
Forks
2,775
Last commit
2 days ago

A powerful, open-source AI chat interface that runs locally, offering privacy, customization, and seamless integration with your workflow.

Open Source Alternative to:

Grok

Agno

Model-agnostic platform for building intelligent AI agents

Stars
39,525
Forks
5,263
Last commit
2 days ago

Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.

Open Source Alternative to:

Kiro

LibreChat

Free AI chat platform for Everyone

Stars
35,753
Forks
7,318
Last commit
15 hours ago

Free, open source AI chat platform compatible with any AI provider. Offers a wide range of features, including agents, code interpreter, and multimodal capabilities.

Open Source Alternative to:

Grok

Milvus

High-performance vector database for GenAI applications

Stars
43,855
Forks
3,964
Last commit
20 hours ago

Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

Open Source Alternative to:

Supabase

CopilotKit

Build AI copilots for your product in hours, not months

Stars
30,316
Forks
3,918
Last commit
6 hours ago

Integrate production-ready AI copilots into any product quickly and easily with CopilotKit's open-source platform.

Open Source Alternative to:

LangChain

FastGPT

Build powerful AI knowledge bases with ease

Stars
27,770
Forks
7,029
Last commit
23 hours ago

FastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.

Open Source Alternative to:

Zendesk

Khoj

Your AI Second Brain for quick answers and workflow automation

Stars
34,150
Forks
2,153
Last commit
24 days ago

An open-source personal AI application that helps you find answers, understand documents, and create new content with ease.

Open Source Alternative to:

Claude

Onyx

Unified AI-powered enterprise search across company data

Stars
27,570
Forks
3,665
Last commit
1 day ago

An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Open Source Alternative to:

Algolia

Lightpanda

Fast, AI-native web browser built for automation and scraping

Stars
28,925
Forks
1,232
Last commit
12 hours ago

Purpose-built headless browser that delivers 10x faster performance and 10x lower memory usage compared to Chrome headless for web automation and AI workflows.

Open Source Alternative to:

Qdrant

Fast, scalable vector database for AI applications

Stars
30,422
Forks
2,175
Last commit
19 hours ago

Qdrant is an open-source vector database that provides high-performance similarity search for AI and machine learning applications.

Open Source Alternative to:

Supabase

Chroma

Open-source vector database for AI search and retrieval

Stars
27,495
Forks
2,203
Last commit
8 hours ago

Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.

Open Source Alternative to:

Supabase

Langfuse

Open source LLM engineering platform for AI-powered applications

Stars
25,141
Forks
2,547
Last commit
2 days ago

Langfuse provides tracing, evaluations, prompt management, and analytics to debug and improve LLM applications.

Open Source Alternative to:

LangChain

Open-Notebook

AI-powered research platform with privacy control

Stars
22,361
Forks
2,580
Last commit
2 days ago

Open-source note-taking and research platform combining AI capabilities with complete privacy control. Features podcast generation, content integration, and customizable workflows.

Open Source Alternative to:

Suna

AI agent that autonomously handles real-world tasks

Stars
19,633
Forks
3,386
Last commit
10 hours ago

Open source AI assistant that executes complex tasks from market research to travel planning through natural conversation, with full transparency and community-driven development.

Open Source Alternative to:

Manus

Letta

Build and deploy AI agents with advanced memory

Stars
22,146
Forks
2,345
Last commit
7 days ago

Letta is an open-source platform for creating AI agents with built-in memory, reasoning, and support for thousands of tools.

Open Source Alternative to:

Supermemory

Lightning-fast memory API for AI applications

Stars
21,948
Forks
2,016
Last commit
13 hours ago

Add persistent memory to LLM apps with millisecond recall times. Store, retrieve, and personalize user data across sessions with enterprise-grade security.

Open Source Alternative to:

LangChain

MaxKB

AI assistant that enhances enterprise knowledge management

Stars
20,759
Forks
2,779
Last commit
2 days ago

Open-source AI solution combining RAG pipelines, workflow automation, and multi-model support for intelligent enterprise knowledge management and customer service.

Skyvern

Automate any website workflow with AI and computer vision

Stars
21,260
Forks
1,942
Last commit
10 hours ago

Transform manual browser tasks into automated workflows using AI. Handle complex forms, CAPTCHAs, 2FA, and data extraction across any website at scale.

Open Source Alternative to:

SurfSense

Transform team knowledge into collaborative AI workspace

Stars
13,857
Forks
1,281
Last commit
12 hours ago

AI-powered research assistant that integrates with Notion, GitHub, Slack and more. Chat with documents, generate podcasts, perform hybrid search across your knowledge base.

Open Source Alternative to:

Leon

Your open-source personal assistant for server automation

Stars
17,167
Forks
1,438
Last commit
7 hours ago

Leon is an AI-powered virtual assistant that lives on your server, automating tasks and managing your digital life with privacy and customization.

Open Source Alternative to:

ChatGPT

Scira

Minimalistic AI-powered search engine for instant answers

Stars
11,609
Forks
1,461
Last commit
30 days ago

Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities.

Open Source Alternative to: