AL is a simple, declarative language for reasoning about abstract syntax trees, and it's easy, quick, and interactive. Read more...
The new version of OnlineSchemaChange is written in Python and has a more flexible architecture. Read more...
We announced several new open source projects today that improve app experiences for both users and engineers. Read more...
Litho lays out components ahead of time in a background thread, and renders incrementally to deliver best-in-class performance. Read more...
The new version of Relay is designed from the ground up to be easier to use, more extensible, and optimized for mobile devices. Read more...
Expanding on the declarative programming style of React and React Native, React VR lets anyone with an understanding of JavaScript rapidly build and deploy VR experiences using standard web tools. Read more...
Vector representation allows for fast, large-scale image searches where traditional key/value queries fall short. Read more...
Apply now for a spot at Facebook's annual developer conference. Read more...
Beringei powers most of the performance and health monitoring at Facebook while enabling engineers and analysts to make decisions quickly with accurate, real-time data. Read more...
Company hackathons spurred the development of several new products and tools in 2016. Read more...
Over the past few years, Facebook's Open Source program has grown into one of the largest and most active portfolios in the industry. Read more...
The open-source layout engine allows product engineers to build layouts quickly for multiple platforms. Read more...
The open source library is able to export and play back high-quality, lightweight animations, such as the ones seen in Facebook Reactions. Read more...
Sharing data about how people are aggregated around the world can help solve challenges such as connectivity, infrastructure planning, humanitarian aid, and disaster response. Read more...
CCM is designed for reliable operation in environments with unreliable power and backhaul, providing fully disconnected operation for local voice and SMS services. Read more...
Facebook used Open Packet DWDM — a packet transponder and open line transport system with open optical specifications — to develop a new transponder platform called Voyager. Read more...
The open source debugging tool now includes an Accessibility Properties section that improves app compatibility with focus navigation. Read more...
With Yarn, engineers have access to the npm registry while operating faster, more securely, and more reliably. Read more...
The open source JavaScript library becomes the first Facebook project to hit the milestone. Read more...
The redesign of the HHVM JIT has improved the CPU usage for running Facebook by about 15 percent. Read more...
From hackathon prototype to internship project, the new load balancer is now deployed across Facebook's server fleet to manage DHCP traffic. Read more...
Engineers representing hundreds of companies gathered to discuss the challenges and opportunities of building apps and systems at scale. Read more...
Through a series of performance and reliability improvements, we were able to scale Spark to handle a TB-scale entity ranking system in production. Read more...
The hardware camera design and software stitching code makes end-to-end 3D-360 video capture possible in one system — from shooting to video processing. Read more...
We've open-sourced more than 50 projects this year and are working to build communities around our projects to ensure they grow and thrive. Read more...
The platform can be configured as a network-in-a-box or cellular access point and supports wireless network standards from 2G to LTE. Read more...
Open source Torchnet helps researchers and developers build rapid and reusable prototypes of learning systems in Torch. Read more...
Stay up-to-date via RSS with the latest open source project releases from Facebook, news from our Engineering teams, and upcoming events.
Subscribe