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Open Source

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Open Source
FFmpeg at Meta: Media Processing at Scale
Data Infrastructure MAR 2, 2026
Investing in Infrastructure: Meta’s Renewed Commitment to jemalloc
Culture JAN 12, 2026
CSS at Scale With StyleX
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The Latest
Open Source NOV 18, 2025
Efficient Optimization With Ax, an Open Platform for Adaptive Experimentation
Data Center Engineering NOV 14, 2025
Open Source Is Good for the Environment
Open Source NOV 11, 2025
StyleX: A Styling Library for CSS at Scale
DevInfra OCT 16, 2025
Branching in a Sapling Monorepo
Data Center Engineering OCT 13, 2025
OCP Summit 2025: The Open Future of Networking Hardware for AI
Open Source OCT 7, 2025
Introducing the React Foundation: The New Home for React & React Native
DevInfra OCT 6, 2025
Introducing OpenZL: An Open Source Format-Aware Compression Framework
Open Source AUG 26, 2025
Enabling Kotlin incremental compilation on Buck2
Android JUL 28, 2025
Accelerating on-device ML on Meta’s family of apps with ExecuTorch

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Journey to 1000 models: Scaling Instagram's recommendation system

May 08, 2025

Accelerating GPU indexes in Faiss with NVIDIA cuVS

Dec 06, 2023

Building end-to-end security for Messenger

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Meta believes in building community through open source technology. Explore our latest projects in Artificial Intelligence, Data Infrastructure, Development Tools, Front End, Languages, Platforms, Security, Virtual Reality, and more.

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