Open source year in review
Jan 2, 2019Joel Marcey, Eric Nakagawa, Christian Delahousse

Summary
This post details Meta's open source contributions in 2018, highlighting the release of 153 new projects and a total of 474 active projects. It showcases significant releases in AI/ML (PyTorch 1.0, QNNPACK, FBGEMM, PyText, Horizon, ONNX, Glow, Detectron, Mask R-CNN2Go, Big Sur/Basin, TensorComprehensions, DensePose, Translate, TorchCraftAI), development tools (Flipper, Pyre, Bowler), networking (Katran, Fizz), data infrastructure (LogDevice, XAR), and documentation tools (Docusaurus). It also mentions the formation of the GraphQL foundation and improvements to internal tooling like ShipIt.
More from the Open Source Strategy and Contributions trail
- Python Typing Survey 2025: Code Quality and Flexibility As Top Reasons for Typing Adoption
- Efficient Optimization With Ax, an Open Platform for Adaptive Experimentation
- Open Source Is Good for the Environment
- Meta joins Kotlin Foundation
- Open-sourcing Pyrefly: A faster Python type checker written in Rust