
4,235 articles on Engineering.


Celebrate the maintainers of the first GitHub Accelerator cohort, learn what they have been up to since, and hear what’s next for GitHub Accelerator.

Icons are capable of enhancing the content that surrounds them, but they have to be self-explanatory for that to happen. We have icons for things we like (a thumbs up), things we can share (a box topped with an up arrow), and even for protection against malicious online attacks (a shield), but what are the options we have for representing “privacy”?

It’s the moment you’ve all been waiting for. Are you ready?

Confusing git terminology

Our daily tasks as engineers often involve implementing new functionalities. Existing users get to enjoy the benefits of these features, new users are enticed to sign up for the app, and we get to write more code. At first glance, it appears to be a perfect symbiotic relationship — a win-win-win scenario where everybody’s happy and nothing goes wrong, right?

This week at KubeCon + CloudNativeCon in Chicago, the Cloud Native Computing Foundation announced that Spotify won their . This is the second time we’ve received the honor, having previously won the award in — and we are even more proud this time around as it’s a testament to our continued commitment to the cloud native ecosystem and open source community.

It’s time for our biannual transparency report, where we share how we approach content moderation and disclosure of user information. This year, we’re introducing the transparency center, a new platform for our transparency reporting data.

November is just around the corner, and with it, a new collection of desktop wallpapers to celebrate the beginning of the month. Designed by creatives from all across the globe, they come in versions with and without a calendar. Let’s make this November colorful!

As Hacktoberfest comes to a close, you still have a day or so left to complete and submit your pull requests. If you’re struggling to think of projects to contribute…

13 spooktacular games plus source code for readers to jam on.

As a follow-up to the most recent Okta breach, we are making a HAR file sanitizer available to everyone, not just Cloudflare customers, at no cost.

In this post, we review selected Internet disruptions observed by Cloudflare during the third quarter of 2023, supported by traffic graphs from Cloudflare Radar and other internal Cloudflare tools, and grouped by associated cause or common geography

We're excited to announce the graduation of Cache Reserve from beta to GA, accompanied by the introduction of several exciting new features. These new features include adding Cache Reserve into the analytics shown on the Cache overview section of the Cloudflare dashboard

An overview of containers and seccomp as sandboxing primitives

The first of our three-part series on deploying and operating sandboxing techniques

On Wednesday, October 18, 2023, we discovered attacks on our system that we were able to trace back to Okta. We have verified that no Cloudflare customer information or systems were impacted by this event because of our rapid response.

We are proud to announce the general availability of our first dashboard for our Tenant Platform, providing an intuitive user interface for agencies and partners to manage their client accounts

Some miscellaneous git facts

WCAG 2.2 officially became a “W3C Recommended” web standard on October 5, 2023, and with it, new success criteria and changes to existing guidelines for accessible user experiences. What are the changes, and how can you conform to them? This roundup provides links to WCAG 2.2 explainers that have been published or updated since the release.

Atlassian is ending support for its Server products—including Bitbucket Server—in February 2024. In this post, you’ll learn what that means for you, your options, and how you can move to GitHub.

In today’s Smashing Podcast episode, we’re talking about Tech Unions. What part can unions play in a modern tech workplace? Drew McLellan talks to Ethan Marcotte to find out.


In the final part of this two-part series on solving headaches when working with media files in Gatsby projects, Juan Rodriguez demonstrates strategies and techniques for handling various types of documents, including Markdown files, PDFs, and 3D models.

Fintech products are systems that are overloaded by many types of data like numerals, texts, spreadsheets, and so on. Working with these products requires the designer to pay a high level of attention and responsibility, as he becomes a provider between user and data. Daria shares her approach to digital product typography and reviews the key points to consider when choosing typefaces.

Cloudflare products provide much of the underlying infrastructure for Prisma Accelerate and Prisma Pulse, empowering user-focused product development. This ongoing collaboration extends to enhancing the Prisma ORM

If you are a student from a U.S. minority-serving institution looking to start your journey into open source, join us!



On Saturday, October 7, 2023, attacks from the Palestinian group Hamas launched from the Gaza Strip against the south of Israel started a new conflict in the region. Cloudflare's data shows that Internet traffic was impacted in different ways

All In Africa is a gateway to growth, learning, and meaningful connections within the African open source ecosystem and beyond.

New talk: Making Hard Things Easy

We are proud to share that Cloudflare has been certified and recognized as one of the Top 100 Most Loved Workplaces in 2023 by Newsweek and the Best Practice Institute (BPI) for the second consecutive year.


Today, we are thrilled to announce that Waiting Room now supports coverage of multiple hostname and path combinations with a single waiting room, giving customers more flexibility and offering broader site coverage without interruptions to end-user flows

Learn more about how we use GitHub to build GitHub, how we turned our guiding communications principles into prescriptive practices to manage our internal communications signal-to-noise ratio, and how you can contribute to the ongoing conversation.

Secret scanning now performs validity checks for select AWS, Microsoft, Google, and Slack tokens.

GitHub Sponsors has partnered with Patreon. We’re also expanding to new regions.


Geoff explores the often-overlooked divide between WordPress.org and WordPress.com, shedding light on the blurred lines between open-source ideals and commercial interests.

We’re adding new features to our revenue and finance automation suite that make it easier for businesses to grow revenue and streamline operations.

TL;DR It’s back! Last year, we created the to help support the free and open source software projects we use at Spotify. We’re excited to announce that the fund has returned for 2023, and the recipients have been selected. This year, the fund’s 100,000 EUR are going to the following four projects: AssertJ, Jdbi, Testcontainers, and Xiph.

How about a little inspiration boost? Well, we might have something for you: desktop wallpapers created with love by artists and designers from across the globe. They are available in versions with and without a calendar for October and can be downloaded for free. Enjoy!

We're excited to announce a contribution to improving privacy for everyone on the Internet. Encrypted Client Hello, a new standard that prevents networks from snooping on which websites a user is visiting, is now available on all Cloudflare plans.

Now that we’ve eliminated CAPTCHAs at Cloudflare, we want to hasten the demise of CAPTCHAs across the internet. We’re thrilled to announce that Turnstile is generally available, and Turnstile’s ‘Managed’ mode is now completely free to everyone for unlimited use.

Starting today, you can secure the connection between Cloudflare and your origin server with post-quantum cryptography

Game Bytes is our monthly series taking a peek at the world of gamedev on GitHub—featuring game engine updates, game jam details, open source games, mods, maps, and more. Game on!

Today, we’re excited to announce an updated Cloudflare Workers playground, where users can develop and test Workers before sharing or deploying them

We introduced integrations with Supabase, PlanetScale, Neon and Upstash. Today, we are thrilled to introduce our newest additions to Cloudflare’s Integrations Marketplace – Sentry, Turso and Momento

Cloudflare is officially a teenager. We launched on September 27, 2010. Today we celebrate our thirteenth birthday

Today, we’re excited to make a series of announcements that we believe will make a similar impact as Workers did in the future of computing

Today, we are introducing WebGPU support to Cloudflare Workers. This blog will explain why it's important, why we did it, how you can use it, and what comes next

In this blog, we’ll explain a little bit more about the technology involved, but most importantly, give you a step-by-step walkthrough of how Cloudflare can help you eliminate the need to pay Amazon for something that they shouldn’t be charging you for in the first place

Cloudflare Radar will be publishing anomalous traffic events for countries and Autonomous Systems (ASes). These events are the same ones referenced above that have been triggering our internal workflow to validate and confirm disruptions

We’re changing how we bill for Image Resizing to let you calculate your monthly costs more accurately and reliably. All Image Resizing features will be available under Cloudflare Images

Recently, we’ve been working to make our CI experience better by leveraging the newly released GitHub feature, Actions larger runners, to run our CI.

Get a sneak peek into the must-attend sessions, speakers, workshops, and GitHub certifications available at our global developer event.


We’re talking about running grassroots conferences and meet-ups. What does it take to organize a small industry event for your community? Drew McLellan talks to WDC’s Alex Older to find out.

Learn about the differences between FID and INP and how to optimize your website's INP score.