Top trending open-source startups in Q4 2024

Snapshot of ROSS Index featuring top open-source startups by GitHub stars growth of their repositories. All descriptions are based on public data and were current as of the end of Q4 2024
  1. Shardeum (shardeum/shardeum, 20.9K stars, 16.2x growth) is an EVM-based, linearly scalable smart contract platform. Founded in 2022 in Zug, Switzerland. Raised $24M from Amber Group, Galxe, J17 Capital, JSquare, TRGC, etc.
  2. RSSNext (rssnext/follow, 14.5K stars, 14.2x growth) develops Follow.is that organizes content into one timeline, providing users with a customized noise-free information hub. Founded in 2024 in Singapore.
  3. Black Forest Labs (black-forest-labs/flux, 15.5K stars, 11.2x growth) develops advanced generative AI models for images and videos. Founded in 2024 in Freiburg im Breisgau, Germany. Raised $30M from A16Z, General Catalyst, Mätch VC, etc.
  4. ChartDB (chartdb/chartdb, 10.1K stars, 10.1x growth) is a visualization tool for databases, enabling their diagramming via a single query. Founded in 2024 in Tel Aviv.
  5. ScreenPipe (mediar-ai/screenpipe, 10.0K stars, 9.2x growth) is a screen search engine, allowing to analyze screen & audio activities across enterprise. Founded in 2024 in San Francisco. Raised undisclosed amount from Founders, Inc.
  6. Void (voideditor/void, 8.5K stars, 8.5x growth) is an AI code editor, an open-source alternative to Cursor. Founded in 2024 in San Francisco. Raised $500K from YC.
  7. EXO Labs (exo-explore/exo, 10.2K stars, 8.5x growth) builds open infrastructure to train and run AI models everywhere, including everyday home devices. Founded in 2024 in Oxford, UK.
  8. Cline (cline/cline, 8.5K stars, 8.5x growth) is an autonomous AI coding agent  integrating with other IDEs. Founded in 2024 in San Francisco.
  9. Composio (composiohq/composio, 8.4K stars, 7.2x growth) develops an integration platform for AI Agents to interact with software applications and system tools. Founded in 2023 in San Francisco. Raised $4M from Together Fund.
  10. VideoLingo (huanshere/videolingo, 7.1K stars, 7.1x growth) generates AI-powered cinema-grade bilingual subtitles & dubbing. Founded in 2024 in Ontario, Canada.
  11. Instant (instantdb/instant, 6.7K stars, 6.7x growth) is a modern frontend-focused real-time database, an open source alternative to Firebase. Founded in 2022 in New York. Raised $3.4M from YC, Pioneer Fund, and Lorimer Ventures.
  12. DiceDB (dicedb/dice, 6.5K stars, 6.5x growth) is an in-memory databased for building scalable real-time applications. Founded in 2022 in Bengaluru, India.
  13. Better Auth (better-auth/better-auth, 5.6K stars, 5.6x growth) is a comprehensive authentication library for TypeScript. Founded in 2024 in Addis Ababa, Ethiopia.
  14. OmniAI (getomni-ai/zerox, 6.7K stars, 5.3x growth) builds a workflow automation platform for complex documents, including its open-source Zerox OCR engine. Founded in 2024 in San Francisco. Raised $3.7M from FundersClub, YC, etc.
  15. Melty (meltylabs/melty, 5.2K stars, 5.2x growth) develops several AI tools, and chat-first AI code editor Melty is one of them. Founded in 2024 in San Francisco. Raised $0.5M from YC.
  16. Nexa AI (nexaai/nexa-sdk, 5.1K stars, 5.1x growth) provides AI infrastructure solutions for on-device Gen AI models. Founded in 2023 in San Jose, CA. Raised $16.5M from Alumni Ventures, etc.
  17. Tea (teaxyz/white-paper, 4.6K stars, 4.6x growth) is a blockchain protocol for decentralised rewards for open-source creators and maintainers. Founded in 2021 in Puerto Rico. Raised $17M from Acuitas Group, Binance Labs, etc.
  18. Hanabi AI (fishaudio/fish-speech, 12.7K stars, 4.4x growth) builds an AI audio generation solution. Founded in 2023 in San Francisco.
  19. LiveKit (livekit/agents, 4.1K stars, 4.1x growth) is a platform for multimodal LLM applications. Founded in 2021 in San Jose. Raised $36M from Altimer, Redpoint, etc.
  20. CognitiveLab (adithya-s-k/omniparse, 5.1K stars, 4.1x growth) provides enterprises with AI tools for structured data extraction and transformation. Founded in 2023 in Bengaluru, India.

Anyone with a featuring on ROSS Index Q4 2024 can add the badge to their own website to let site visitors know they are one of the fastest-growing open-source startups.

Visit ROSS Index to see the top-20 open-source startups in other quarters.