This past year was one of renewed human connection and community for many people around the world. This theme carried over to open source work at Meta, as contributors, users and organizations congregated to further the impact of open source.

From time to time, Meta invites academics to propose research in specific areas that align with our mission of building community and bringing the world closer together.

See how Chad uses Facebook to deliver cheer during the holiday season.
The post Spreading Joy During the Holidays Using Facebook appeared first on Meta.

WhatsApp's Business Management API gives you access to metrics and analytics about your WhatsApp Business Account (WABA). You can get two types of data about your account

We’re sharing details on Meta Reality, our unique mixed reality system, and Infinite Display, our custom-built optical stack.
The post Meta’s Progress in Augmented and Virtual Reality appeared first on Meta.

Since launching in 2020, Reels has changed the way people consume and create content on Instagram and Facebook. Our report highlights the topics, trends and moments that entertained India in 2022.
The post ‘Reels in Review’ – Some of 2022’s Top Trends on Reels In India appeared first on Meta.

In August, Meta launched the 2022 People’s Expectations and Experiences with Digital Privacy request for proposals (RFP). Today, it is my sincere honor to announce the winners...

Following the announcement of Reels API for Facebook, today we are introducing Reels metrics to the Video Insights API. We have heard feedback from our developer community about the value of including Reels metrics in the API experience. We are excited...

We’re sharing updates on how we protect people's online accounts and security.
The post Designing Account Security Across Our Apps appeared first on Meta.

We're sharing insights that have stood out to us this year as we look back at our 200-plus CIB enforcements.
The post Recapping Our 2022 Coordinated Inauthentic Behavior Enforcements appeared first on Meta.

We’re sharing a number of updates on our work to protect people globally from online threats.
The post Protecting People From Online Threats In 2022 appeared first on Meta.

We're sharing updates from our bug bounty program this year, including new payout guidelines.
The post Looking Back at Our Bug Bounty Program in 2022 appeared first on Meta.

Researchers share personal, behind-the-scenes stories about their experience at Meta.

We launched several improvements to WhatsApp this year to make staying in touch more seamless than ever.
The post Improved Calling Features on WhatsApp appeared first on Meta.

In February 2022, Reality Labs Research launched the Controls That Matter and Considering Everyone: High-Realism VR Avatars in Virtual Work Settings request for proposals (RFP).

We're introducing new sharing features on Instagram, including a new way to share your thoughts using just text and emojis.
The post New Sharing Features on Instagram: Notes, Group Profiles and More appeared first on Meta.

We’re launching a new free tool to help platforms identify and remove violating content at scale.
The post Meta Launches New Content Moderation Tool as It Takes Chair of Counter-Terrorism NGO appeared first on Meta.

This month, we’re spotlighting Yufei Ding, an assistant professor in computer science at the University of California, Santa Barbara (UCSB)

Meta has open-sourced Anonymous Credential Service (ACS), a highly available multitenant service that allows clients to authenticate in a de-identified manner. ACS enhances privacy and security while also being compute-conscious. By open-sourcing and fostering a community for ACS, we believe we can accelerate the pace of innovation in de-identified authentication. Data minimization — collecting the [...]
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The post Open-sourcing Anonymous Credential Service appeared first on Engineering at Meta.

Learn how to create, update, fetch, and delete QR codes and short links with the WhatsApp Business Platform using the Cloud API, hosted by Meta.

Multi-Objective Optimization in Ax enables efficient exploration of tradeoffs (e.g. between model performance and model size or latency) in Neural Architecture Search.

We have updated Section 7 of the Developer Policies effective immediately. No change is required from the developers’ end, only awareness about these changes.

With the goal of making Meta’s app creation process easier for developers to create and customize their apps, we are announcing the rollout of an updated process using App Use Cases instead of the former product-focused process

This month, we’re spotlighting Jonathan Lazar, a professor at the University of Maryland (UMD) College of Information Studies.

Integrating WhatsApp into your apps requires authentication. Here are some basic guidelines on auth tokens and access to get started.

In a paper published in October 2022 — “DreamShard: Generalizable embedding table placement for recommender systems” — we focus on embedding table sharding, or how to place the...

UPM is our internal standalone library to perform static analysis of SQL code and enhance SQL authoring.  UPM takes SQL code as input and represents it as a data structure called a semantic tree. Infrastructure teams at Meta leverage UPM to build SQL linters, catch user mistakes in SQL code, and perform data lineage analysis [...]
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The post Enabling static analysis of SQL queries at Meta appeared first on Engineering at Meta.

We now allow for ads in Instagram Explore home via the Instagram Marketing API. This new ads placement will be available on all current Marketing API versions, and does not require an upgrade.

In this blog post, we explain Presto. Presto is a disaggregated SQL query engine originally designed to replace Apache Hive and achieve scalable interactive queries across massive data sets from different sources. If you're interested in learning about...

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Take a high-level look at message, status, and error webhooks and explore ways you can use them to expand your application's functionality.

We developed a new static analysis tool called Nullsafe that is used at Meta to detect NullPointerException (NPE) errors in Java code. Interoperability with legacy code and gradual deployment model were key to Nullsafe’s wide adoption and allowed us to recover some null-safety properties in the context of an otherwise null-unsafe language in a multimillion-line [...]
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The post Retrofitting null-safety onto Java at Meta appeared first on Engineering at Meta.

Meta is deploying a timing protocol, Precision Time Protocol (PTP), that will offer new levels of accuracy and precision to our networks and data centers. We believe PTP will become the global standard for keeping time in computer networks. PTP will benefit today’s products and services and will be a foundational technology behind the development [...]
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The post PTP: Timing accuracy and precision for the future of computing appeared first on Engineering at Meta.

Implementing Precision Time Protocol (PTP) at Meta allows us to synchronize the systems that drive our products and services down to nanosecond precision. PTP’s predecessor, Network Time Protocol (NTP), provided us with millisecond precision, but as we scale to more advanced systems on our way to building the next computing platform, the metaverse and AI, [...]
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The post How Precision Time Protocol is being deployed at Meta appeared first on Engineering at Meta.

Code reviews are one of the most important parts of the software development process At Meta we’ve recognized the need to make code reviews as fast as possible without sacrificing quality We’re sharing several tools and steps we’ve taken at Meta to reduce the time waiting for code reviews When done well, code reviews can [...]
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The post Move faster, wait less: Improving code review time at Meta appeared first on Engineering at Meta.

Sapling is a new Git-compatible source control client. Sapling emphasizes usability while also scaling to the largest repositories in the world. ReviewStack is a demonstration code review UI for GitHub pull requests that integrates with Sapling to make reviewing stacks of commits easy. You can get started using Sapling today.  Source control is one of [...]
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The post Sapling: Source control that’s user-friendly and scalable appeared first on Engineering at Meta.

We’re sharing Tulip, a binary serialization protocol supporting schema evolution.  Tulip assists with data schematization by addressing protocol reliability and other issues simultaneously.  It replaces multiple legacy formats used in Meta’s data platform and has achieved significant performance and efficiency gains. There are numerous heterogeneous services, such as warehouse data storage and various real-time systems, [...]
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The post Tulip: Schematizing Meta’s data platform appeared first on Engineering at Meta.

In our constant quest to prioritize efficiency, Instagram’s engineers have developed a way to process new videos that reduces the cost to produce basic video encodings by 94 percent. With this method in place, Meta’s video infrastructure can continue to scale without needing to add more machines. This frees up resources so more people can [...]
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The post Reducing Instagram’s basic video compute time by 94 percent appeared first on Engineering at Meta.

Meet Dr. Srijan Kumar, Assistant Professor at the School of Computational Science and Engineering, College of Computing at Georgia Institute of Technology.

Boost the creative assets of your digital advertising campaign to help capture people's attention. See which Meta tools could help improve your ad creative and campaign performance.

Messenger from Meta helps small businesses respond to a widening digital divide with meaningful connections and outcomes. Get started with vertical-specific best practices.

We're sharing three insights from two Meta executives to help businesses and marketers on the road to creating in the metaverse.

Wendy’s® is launching its first virtual space in Horizon Worlds in collaboration with Horizon Worlds creators.

Meta confirmed as a 2022 garden sponsor at the RHS Chelsea Flower Show.
The post Joe Perkins Partnership Confirmed for RHS Chelsea Flower Show 2022 appeared first on Meta.

Discover an innovative and accessible way for small businesses to access tips and training.

Opeyemi Sofoluke talks personal branding, career planning—and what businesses can do to create a workplace where Black talent can thrive.

Our services are now back online and we’re actively working to fully return them to regular operations.

Watch now to learn how Lidl successfully digitised its weekly leaflet.

Boost your fashion brand with insights from Facebook and the British Fashion Council.

Get the best tips to reach new customers, drive discovery and create more personalized shopping experiences this holiday season with Facebook Shops.