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Open Source AI & Machine Learning Tools

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405 projects, sorted by GitHub stars.

AiToEarn

Alternative toBuffer

Monetize your social media influence with paid tasks

  • 26,675 GitHub stars
  • MITLicence MIT

fmt

InCustomer Support

Fast, type-safe C++ formatting that replaces printf and iostreams

  • 25,884 GitHub stars
  • MITLicence MIT

compound-engineering-plugin

InAI & Machine Learning

Add CE planning and review workflows to agents

  • 25,625 GitHub stars
  • MITLicence MIT

Activepieces

Alternative toZapier

Build AI-powered automations and agents without vendor lock-in

  • 25,140 GitHub stars
  • MITLicence MIT

GitLab

Alternative toGitHub

Self-hosted Git server with CI/CD, security scans, and planning

  • 24,535 GitHub stars
  • MITLicence MIT

open-seo

Alternative toSemrush

Open source alternative to Semrush and Ahrefs

  • 24,272 GitHub stars
  • MITLicence MIT

hypit

Alternative toVViralClone.ai

Clone viral video formats with AI agents, batch 100+ variants

  • 24,249 GitHub stars
  • CustomLicence Apache-2.0 with additional terms
  • #Video

DwarfStar (ds4)

Alternative toHugging Face Inference Endpoints

Local inference engine for DeepSeek V4 Flash/PRO and GLM 5.2

  • 23,970 GitHub stars
  • MITLicence MIT
  • #LLM

RAG-Anything

Alternative toRagie AI

Comprehensive multimodal document processing framework

  • 23,910 GitHub stars
  • MITLicence MIT
  • #RAG

omlx

Alternative toLM Studio

Fast LLM inference for Apple Silicon with persistent SSD KV caching

  • 22,964 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

univer

Alternative toSpreadJS

Embed spreadsheets, docs, and slides in your own product

  • 22,690 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

Botpress

Alternative toVoiceflow

Visual chatbot builder with LLM integration and live deployment

  • 22,570 GitHub stars
  • MITLicence MIT
  • #Chatbots
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