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591 projects, sorted by GitHub stars.

Langfuse

Alternative toLangSmith

Trace and debug LLM prompts while monitoring inference costs

  • 36,262 GitHub stars
  • MITLicence MIT
  • #LLMOps

Reasonix

Alternative toClaude Code

Open-source AI coding agent you can leave running locally.

  • 35,943 GitHub stars
  • MITLicence MIT
  • #AI Agents

seaweedfs

Alternative toAmazon S3

One cluster: S3 store, POSIX files, and Iceberg tables

  • 35,704 GitHub stars
  • Apache-2.0Licence Apache-2.0

SmartTube

Alternative toYouTube Premium

Open-source YouTube client for Android TV with no ads

  • 35,511 GitHub stars
  • MITLicence MIT
  • #Video

rustfs

Alternative toAmazon S3

S3-compatible object storage built in Rust, Apache 2.0 licensed

  • 35,352 GitHub stars
  • Apache-2.0Licence Apache-2.0

WeKnora

Alternative toGlean

Self-hosted knowledge base with RAG search, AI agent, and wiki

  • 35,242 GitHub stars
  • MITLicence MIT
  • #LLM

Qdrant

Alternative toPinecone

Self-hosted vector database for AI similarity search and RAG

  • 35,209 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Database

OCRmyPDF

Alternative toABBYY FineReader PDF

Make scanned PDFs searchable and copy-pasteable in one command.

  • 35,131 GitHub stars
  • MPL-2.0Licence MPL-2.0

timesfm

Alternative toGoogle BigQuery

Foundation model for time-series forecasting

  • 34,761 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

FreeCAD

Alternative toSOLIDWORKS

Open source parametric 3D modeler for engineering design

  • 34,705 GitHub stars
  • LGPL-2.1Licence LGPL-2.1

swc

InWeb Development

Fast JavaScript/TypeScript compilation and bundling

  • 34,199 GitHub stars
  • Apache-2.0Licence Apache-2.0

Tabby

Alternative toGitHub Copilot

Self-hosted AI coding assistant server for private team deployment

  • 33,889 GitHub stars
  • Apache-2.0Licence Apache-2.0
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