New URLPattern API brings improved pattern matching to Node.js and Cloudflare Workers
2025-03-24
Today we're announcing our latest contribution to Node.js, now available in v23.8.0: URLPattern. ...
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How we train AI to uncover malicious JavaScript intent and make web surfing safer
2025-03-19
Learn more about how Cloudflare developed an AI model to uncover malicious JavaScript intent using a Graph Neural Network, from pre-processing data to inferencing at scale. ...
Internationalization and localization: bringing Cloudflare Radar to a global audience
2024-12-16
Internationalization and localization require more than translation: tone, images, date/time and number formatting, among other items, need to be considered....
DO it again: how we used Durable Objects to add WebSockets support and authentication to AI Gateway
2024-11-19
We used Cloudflare’s Developer Platform and Durable Objects to build authentication and a WebSockets API that developers can use to call AI Gateway, enabling continuous communication over a single...
More NPM packages on Cloudflare Workers: Combining polyfills and native code to support Node.js APIs
2024-09-09
Workers now supports more NPM packages and Node.js APIs using an overhauled hybrid compatibility layer....
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June 26, 2024 8:23 PM
Automatically replacing polyfill.io links with Cloudflare’s mirror for a safer Internet
polyfill.io, a popular JavaScript library service, can no longer be trusted and should be removed from websites...
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February 29, 2024 5:51 PM
polyfill.io now available on cdnjs: reduce your supply chain risk
Polyfill.io is now available on cdnjs to reduce the risk of supply chain attacks. Replace your polyfill.io links today for a seamless experience...
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November 14, 2023 2:00 PM
Streaming and longer context lengths for LLMs on Workers AI
Workers AI now supports streaming text responses for the LLM models in our catalog, including Llama-2, using server-sent events...
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September 28, 2023 1:00 PM
Running Serverless Puppeteer with Workers and Durable Objects
We’ve heard from developers that configuring and maintaining their own serverless browser automation systems can be quite painful. The Workers Browser Rendering API solves this...
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May 19, 2023 1:00 PM
More Node.js APIs in Cloudflare Workers — Streams, Path, StringDecoder
Today we are announcing support for three additional APIs from Node.js in Cloudflare Workers — stream, crypto, and http/https.request. This increases compatibility with the existing ecosystem of open source NPM packages, allowing you to use your preferred libraries in Workers....
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March 23, 2023 1:05 PM
Node.js compatibility for Cloudflare Workers – starting with Async Context Tracking, EventEmitter, Buffer, assert, and util
Over the coming months, Cloudflare Workers will start to roll out built-in compatibility with Node.js core APIs as part of an effort to support increased compatibility across JavaScript runtimes...
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March 13, 2023 1:00 PM
Locking down your JavaScript: positive blocking with Page Shield policies
Starting today, using Page Shield, Cloudflare’s client side security solution, you can ensure only vetted and secure JavaScript is being executed by your user’s browsers. Stop unwanted JavaScript and keep your end user data safe with Page Shield policies....
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November 17, 2022 2:00 PM
The most programmable Supercloud with Cloudflare Snippets
Today we are announcing Cloudflare Snippets. Snippets are a simple way of executing a small piece of Javascript on select HTTP requests, using the ruleset engine filtering logic....
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August 05, 2022 3:45 PM
Building a scheduling system with Workers and Durable Objects
In this post we're going to show you how to build a scalable service that will schedule HTTP requests on a specific schedule or as one-off at a specific time ...
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July 05, 2022 12:59 PM
Making Page Shield malicious code alerts more actionable
In this post we go over improvements to script status, metadata and categorization....
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May 09, 2022 1:00 PM
A Community Group for Web-interoperable JavaScript runtimes
The Web-interoperable Runtimes Community Group is a new effort that brings contributors from Cloudflare Workers, Deno, and Node.js together to collaborate on common Web platform API standards....
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November 19, 2021 1:59 PM
Announcing native support for Stripe’s JavaScript SDK in Cloudflare Workers
Handling payments inside your apps is crucial to building a business online. For many developers, the leading choice for handling payments is Stripe. ...
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November 16, 2021 1:58 PM
JavaScript modules are now supported on Cloudflare Workers
Now you can use JavaScript modules, also known as ECMAScript or “ES” modules, on Cloudflare Workers. This replaces the old “addEventListener” syntax with a new “import” and “export” semantics that makes it really easy to write reusable, modular code....
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August 26, 2021 3:04 PM
Pin, Unpin, and why Rust needs them
Using async Rust libraries is usually easy. It's just like using normal Rust code, with a little async or .await here and there. But writing your own async libraries can be hard. ...
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April 16, 2021 1:00 PM
Node.js support in Cloudflare Workers
Check out the current state of Node.js compatibility with Workers. We want to hear from you on which Node.js-dependent libraries and APIs we should support....
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