Shine a spotlight on your open source project
Celebrate #MaintainerMonth with two big opportunities to showcase your open source project at GitHub Universe and WeAreDevelopers World Congress. Applications are open. Don’t miss out!
Why I no longer have an old-school cert on my https site
How Vapi built their MCP server on Vercel
Introducing stablecoins for Stripe Treasury in 101 countries
With Stripe Treasury, businesses in 101 countries can now easily access a dollar-denominated stablecoin balance to store and move money on crypto or established financial rails.
Code. Create. Commit. Welcome to dev/core
The new GitHub Shop collection is here. We’re celebrating you.
Forget IPs: using cryptography to verify bot and agent traffic
Bots now browse like humans. We're proposing bots use cryptographic signatures so that website owners can verify their identity. Explanations and demonstration code can be found within the post.
Documentation done right: A developer’s guide
Learn why and how you should write docs for your project with the Diátaxis framework.
First-party tags in seconds: Cloudflare integrates Google tag gateway for advertisers
Cloudflare introduces a one-click integration with Google tag gateway for advertisers.
Static as a Server
You wouldn't download a site.
Our top product updates from Sessions 2025
We announced the ability to manage multiple payment providers from within Stripe, two new extensibility primitives, support for turnkey consumer issuing programs, new money management capabilities, and a lot more.
Introducing the Flags Explorer, first-party integrations, and updates to the Flags SDK
Introducing first-party integrations, the Flags Explorer, and improvements to the Flags SDK to improve feature flag workflow on Vercel.
RSC for Astro Developers
Islands, but make it fractal.
How v0 is building SEO-optimized sites by default
Understanding how v0 ensures everything you create is seo-ready by default, without changing how you build
Doom GPU Flame Graphs
Thirteen new MCP servers from Cloudflare you can use today
You can now connect to Cloudflare's first publicly available remote Model Context Protocol (MCP) servers from any MCP client that supports remote servers.
Some thoughts on how control over web content works
Make Every Day Count (May 2025 Wallpapers Edition) — Smashing Magazine
The new month is just around the corner, and that means: It’s time for some new desktop wallpapers! All of them are designed with love by the community for the community and can be downloaded for free. Enjoy!
Radar now protects ACH and SEPA payments
To help you adapt your fraud prevention strategy to the changing set of payment method preferences, we’re extending Radar’s fraud protection to cover ACH and SEPA payments.
How the GitHub CLI can now enable triangular workflows
The GitHub CLI now supports common Git configurations for triangular workflows. Learn more about triangular workflows, how they work, and how to configure them for your Git workflows. Then, see how you can leverage these using the GitHub CLI.
What Does "use client" Do?
Two worlds, two doors.
“Product Kondo”: A Guide To Evaluating Your Organizational Product Portfolio — Smashing Magazine
It starts with good intentions — a quick fix here, a shiny feature there — and suddenly, your product portfolio’s bursting at the seams. In this guide, Talke Hoppmann-Walton walks you through a “Product Kondo” exercise to declutter, realign, and spark some serious product joy for both your business and your customers.
How image search works at Dropbox
Don't you (forget NLP): Prompt injection with control characters in ChatGPT
Bye Bye Bye...: Evolution of repeated token attacks on ChatGPT models
Building on prior prompt injection research, we recently discovered a new training data extraction vulnerability involving OpenAI’s chat completion models.
Inside the Magic Pocket
Rewriting the heart of our sync engine
How we migrated Dropbox from Nginx to Envoy
How we designed Dropbox’s ATF - an async task framework
Alki, or how we learned to stop worrying and love cold metadata
That time we unplugged a data center to test our disaster readiness
A look inside our sixth generation of server hardware
Future-proofing our metadata stack with Panda, a scalable key-value store
Balancing quality and coverage with our data validation framework
After four years of SMR storage, here's what we love—and what comes next
How the data center site selection process works at Dropbox
Meet Chrono, our scalable, consistent, metadata caching solution
What’s new with Robinhood, our in-house load balancing service
By leveraging PID controllers, Robinhood can now more quickly and effectively manage load imbalances.
New year, no shutdowns: the Q1 2025 Internet disruption summary
In Q1 2025, we observed Internet disruptions around the world caused by cable damage, power outages, natural disasters, fire, a cyberattack, and technical problems. Interestingly, no government-directed shutdowns were observed during the quarter.
Exploring GitHub CLI: How to interact with GitHub’s GraphQL API endpoint
Discover practical tips and tricks for forming effective GraphQL queries and mutations.
Impossible Components
Composing across the stack.
Racing into 2025 with new GitHub Innovation Graph data
Discover the latest trends and insights on public software development activity on GitHub with the quarterly release of data for the Innovation Graph, updated through December 2024.
How to take climate action with your code
There are 60,000+ climate-focused projects on GitHub, explore one this Earth Day!
How we tested the conversion impact of global payment methods
Learn about some of the key decisions we made, and lessons we learned, as we ran a statistically significant experiment to measure the global impact of 50+ payment methods.
JSX Over The Wire
Turning your API inside-out.
Why I joined Cloudflare- to build world-class partnerships in EMEA
The EMEA region is a patchwork of diverse markets, industries, and regulatory environments, and it demands a partner-centric approach. That’s why I joined Cloudflare as VP of EMEA Partnerships.
Developer Week 2025 wrap-up
We’ve closed out Developer Week 2025. Here’s a quick recap of the announcements and in-depth technical explorations that went out during the week.
Why I joined Cloudflare as Chief People Officer — Kelly Russell
After years navigating the world of high-growth tech I’ve learned to recognize a truly special opportunity when I see one. That’s exactly what I have found at Cloudflare and why I’m thrilled to join as Chief People Officer.
A next-generation Certificate Transparency log built on Cloudflare Workers
Learn about recent developments in Certificate Transparency (CT), and how we built a next-generation CT log on top of Cloudflare's Developer Platform.
Startup Program update: empowering every stage of the startup journey
Cloudflare’s Startup Program offers up to $250,000 in credits for companies building on our Developer Platform across 4 tiers: $5,000, $25,000, $100,000, and $250,000.
R2 Data Catalog: Managed Apache Iceberg tables with zero egress fees
R2 Data Catalog is now in public beta: a managed Apache Iceberg data catalog built directly into your R2 bucket.
Finding a forever home for FigPals
A tribute to our beloved FigPals—and a surprise to keep them close forever.
That health is mental
Disclaimer : Trigger warning: depression, talk of suicide. It’s been a while since I wrote a mental health piece — but I think it’s important to occasionally stop, take a breather, and think about how we feel. So. deep breath I’m okay, I think? Just a little restless. A bit of personal context For those keeping score, I went through major life events in 2023 — a divorce, a move, and the news that
CYPEX Online Academy - Application Designer Section
The CYPEX Application Designer is a low-code development platform. Provides a wealth of functionality; quickly build beautiful, efficient apps
Welcome to Developer Week 2025
We’re kicking off Cloudflare’s 2025 Developer Week — our innovation week dedicated to announcements for developers.
Social Media Engagement in Early 2025
Comparing engagement on two dozen recent social media posts
Improve your media pipelines with the Images binding for Cloudflare Workers
Media-rich applications require image and video pipelines that integrate seamlessly with the rest of your technology stack. Here’s how the Images binding enables you to build more flexible, programmatic workflows.
A steam locomotive from 1993 broke my yarn test
Yarn tests fail consistently at the 27-second mark. The usual suspects are swiftly eliminated to no avail. A deep dive is taken to comb through traces, only to be derailed into an unexpected crash investigation.
“You get Instant Purge, and you get Instant Purge!” — all purge methods now available to all customers
Following up on having the fastest purge in the industry, we have now increased Instant Purge quotas across all Cloudflare plans.
Blossoms, Flowers, And The Magic Of Spring (April 2025 Wallpapers Edition) — Smashing Magazine
The beginning of the new month is the perfect opportunity to give your desktop a makeover. If you’re looking for some beautiful and unique wallpapers to cater for a bit of inspiration this April, well, this post has got you covered.
Three chapters at Cloudflare: Programmer to CTO to Board of Directors
Today, after more than 13 years at the company, I am joining Cloudflare’s board of directors and retiring from my full-time position as CTO.
