News for Developers

Preparing our Partners for iOS 14: Changes to Marketing API and Ads Insights API beginning January 19th, and beyond

As we continue to prepare for the changes created by Apple’s iOS 14 requirements, we’re sharing an update to guidance we shared last month via a non-versioned changelog on changes coming to Marketing API and Ads Insights API endpoints. The following details are best viewed on desktop. ...

Business Tools 2021

January 14, 2021

Product Catalog - Image fetching logic

Facebook product catalog, which is a container to hold information about the product items you want to advertise or sell across Facebook’s ecosystem, is used to power various products like Dynamic ads, Collection Ads and Marketplace. Billions of product updates are sent to Facebook on a daily basis, but we don’t fetch images for all the products in...

Business Tools 2021

January 5, 2021

Reflecting on a year of innovation with our developer and creator ecosystem

As a team committed to enabling growth and innovation, we feel so honored to create opportunities that drive value for global developers and creators - and the projects, businesses and ideas that matter to them. By curating events like hackathons and developer jams, as well as providing access to technical resources and our product teams, we’re...

Augmented Reality Open Source

December 21, 2020

Global winners for the 2020 Developer Circles Community Challenge announced

Following on from the regional winners announcement in November, we were excited to reveal our global prize recipients for this year’s Community Challenge in a livestream on our Facebook page earlier today. We know that developers and creators in our ecosystem are always looking for the latest tips and tools to help them take their businesses,...

Programs Developer Circles

December 18, 2020

Preparing our partners for iOS 14: Mobile Web Advertising

In June 2020, Apple announced a new iOS 14 AppTrackingTransparency framework, requiring apps to show a discouraging prompt, that will have hard hitting implications for businesses that advertise on mobile devices and across the web. We disagree with Apple's approach and solution. We understand how disruptive Apple’s changes may be to your...

Business Tools 2020

December 16, 2020

ELI5: Flow - Static Type Checker for JavaScript

This article was written in collaboration with Joe Previte, an Open Source Developer Advocate at Facebook. In this post, we explain Flow, a static type checker for JavaScript, in a way that is super simple to understand (or as it’s commonly known online, ELI5). If you're interested in learning by watching or listening, check out a video about this...

Open Source 2020

December 14, 2020

Upcoming Changes to the Messenger API

As part of our efforts to update our messaging products in response to new privacy rules in Europe, we are making changes that will impact some developers and businesses using apps enabled by the Messenger API. ...

Platforms 2020

December 4, 2020

ELI5: Docusaurus - Making Documentation Easy

In this post, we will briefly talk about Docusaurus, a website building tool that makes it easy to develop, maintain and deploy a documentation site. If you prefer to learn about Docusaurus in a short video rather than a blog post, go to the Facebook Open Source YouTube channel to watch another episode of ELI5. ...

Open Source 2020

November 30, 2020

2020 Developer Circles Community Challenge regional winners announced

It’s often said that one of the best ways to learn is to become the teacher. That’s why, for this year’s Developer Circles Community Challenge, we invited developers and creators to put an innovative spin on technical education by creating tutorials that showcase the capabilities of Facebook technologies. Participants created step-by-step written...

Augmented Reality Open Source

November 18, 2020

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