
The S3 to R2 Super Slurper is now Generally Available
Use Super Slurper to quickly, securely, and easily migrate data from S3 to R2.
4,235 articles on Engineering.

Use Super Slurper to quickly, securely, and easily migrate data from S3 to R2.

Joint customers can now use Snowflake with Cloudflare R2 to extend your global data lake without having to worry about egress fee

We’re excited to share two new Cloudflare ChatGPT plugins – the Cloudflare Radar plugin and the Cloudflare Docs plugin

It is an incredibly exciting time to be a developer. We couldn’t imagine a better time to be kicking off Developer Week here at Cloudflare

Announcing our new Quickstart example for building ChatGPT Plugins with Cloudflare Workers

In this blog post, we explain and open source the counting algorithm that powers Pingora. This will be the first of a series of blog posts that share both the Pingora libraries and the ideas behind

As the coronation ceremony unfolded, on Saturday morning, May 6, 2023, there were clear spikes and dips in traffic, each coinciding with key moments of the ceremony

We’re excited to announce that Object Lifecycle Management for R2 is generally available, allowing you to effectively manage object expiration, all from the R2 dashboard or via our API


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!

Announcing the general availability of push protection–a feature that proactively prevents secret leaks in your public and private repositories.

The world’s code is now at your fingertips.


The second cohort of All In for Students has graduated! With a cohort 12 times as large as the pilot, learn about how this group of college students is leaning into the future of technology.

Read a recap of Stripe Sessions 2023, our annual user conference, and new Stripe products and features launched in the past year.

Visual Editing

On Saturday, April 15, 2023, an armed conflict between rival factions of the military government of Sudan began. Cloudflare observed a disruption in Internet traffic on that Saturday, starting at 08:00 UTC, which deepened on Sunday

May is almost here, so what better occasion could there be for some fresh and inspiring desktop and mobile wallpapers? Created with love by artists and designers from across the globe, the wallpapers in this post come in versions with and without a calendar. Enjoy!

Engineers want their alerting system to be realtime, reliable, and actionable. While actionability is subjective and may vary by use-case, reliability is non-negotiable. In other words, false…

Practical guidelines to prevent rage taps and rage clicks with accessible tap targets for icons, links and buttons — on desktop and on mobile. With useful techniques and guidelines.

Learn some tips, tricks, and tools for mastering the command line from GitHub’s own developers.

An experienced technical author explores using ChatGPT to assist with a number of writing projects. He finds ChatGPT can provide time-savings through drafts and prompting for additional content, but lacks accuracy and depth - as well as suffering from bubbly optimism. Overall it is useful if you work iteratively, asking for small chunks with well-crafted prompts.

GitHub is driving the future of software development and, after 10 years as a Hubber, I’m more energized than ever as I take on the role of COO to help bring our vision to life.

Asking Stable Diffusion for "portrait of technical author"

In this article, Sarah Oke Okolo explores the importance of Web Workers for multithreading on the web, including the limitations and considerations of using them and the strategies for mitigating potential issues associated with them.

In this post we’ll review some of the authors’ recommendations, discuss how Cloudflare applies these principles to the products that we build, and provide some suggestions on what other organizations can do to support similar initiatives internally

How Easter (including Orthodox Easter), Passover & Ramadan affected 2023 Internet traffic

New playground: integer.exposed

Get detailed, first-party page views, traffic analytics

Cloudflare Zaraz now can also help you with gathering and managing consent. With this new tool, you can easily collect user’s consent preferences on your website, using a consent modal, and apply your consent policy on third-party tools you load via Cloudflare Zaraz

GitHub is proud to join 40 companies endorsing the Cybersecurity Tech Accord principles limiting offensive operations in cyberspace.


A list of programming playgrounds

How GitHub Enterprise ensures secure and compliant developer workflows for highly regulated industries.

In this article, Ebun covers how we added flexibility to our previous one-size-fits-all order routing system with the introduction of “routing rules”, and how we dogfooded our own Shopify Functions feature to give merchants the ability to create their own routing rules.

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

These things called passkeys sure are making the rounds these days. They were a main attraction at W3C TPAC 2022, gained support in Safari

Meet the projects that make up the first GitHub Accelerator cohort and learn about how GitHub is helping bring their visions to reality.


From dog bowl bottles to fanny packs, explore the latest and greatest GitHub merchandise.

Did you know that ground stations transmit signals to satellites 22,236 miles above the equator in geostationary orbits, and that those signals are then beamed down to the entire North American subcontinent? Satellite radios today serve hundreds of channels across 9,540,000 square miles. Unless you’re working at a secret military facility, deep underground, you can…

Explore how creating a great developer experience can help provide a more inclusive financial services environment.


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!


Protect against accidental additions of your domain, subdomain, or custom hostnames in other accounts with Zone Holds. Available by default for all enterprise customers

Deploying new versions of long-lived server software while maintaining a reliable experience is challenging. For oxy, we established several development and operational patterns to increase reliability and reduce friction in deployments








TL;DR Since 2017, Spotify has been working to create a better listening experience for our users by creating algorithmically personalized playlists powered by the expertise of our curators. The outcome of these efforts has resulted in the technology we call “Algotorial.”

Building a custom site for zine feedback

A look at Shopify’s experience improving state management in the Shopify POS app by migrating from a Vanilla Redux codebase to Redux Toolkit one.

With April just around the corner, we have a new collection of desktop and mobile wallpapers waiting for you to celebrate the beginning of the new month. Designed by creatives from all across the globe, the wallpapers come in versions with and without a calendar. Enjoy!


Helping protect personal information in the cloud, all across the world