Edge

01 367 new

Edge / Cloudflare / 1 month ago

Introducing Kitesurf: The agent-first browser that runs in V8 isolates on Cloudflare Workers

Why it matters — Kitesurf reduces the CPU and memory footprint needed for agent workloads such as screenshots and HTML extraction, making it cheaper to run large numbers of AI agents at the edge. By stripping away human-centric features like tabs, themes, extensions and pixel-perfect rendering, it trades visual fidelity for scalability and cost efficiency. Engineers who adopt it must adapt their agent code to its API and accept that it cannot replace a full Chromium-based browser for visually rich or interactive web applications.

3 feeds

15 min ☆ ★

02 312 new

Edge / Cloudflare / 4 weeks ago

A revisit of remote Spectre attacks on Cloudflare Workers

Why it matters — The finding shows that even with existing mitigations, Spectre-style transient execution can still leak data in a multi-tenant edge environment, highlighting the importance of continuous reassessment. Engineers must consider timer restrictions, co-location challenges, and the need for layered defenses when running untrusted code at the edge. The updated defenses reduce the risk, but the research underscores that speculative execution remains a persistent threat.

2 feeds

16 min ☆ ★

03 252 new

Edge / techaro.lol / 1 week ago

Anubis gains WebAssembly support after a year-long development

Why it matters — The year-long effort shows a significant investment in integrating WebAssembly into the Anubis proof-of-work system. This indicates that the project prioritized WebAssembly despite its reliance on modern JavaScript features for the challenge page.

2 feeds

1 min ☆ ★

04 252 new

Edge / wasmi-labs.github.io / 2 weeks ago

Wasmi 2.0 ships direct-threaded Wasm dispatch mode, ~2.2x faster than 1.0

Why it matters — For engineers embedding a Wasm runtime in IoT firmware, plugin systems, smart contracts or cloud hosts, the dispatch-mode switch is a behavioral change: the fastest path now relies on tail-call support, with portable fallbacks that trade speed. The 2.2x figure comes from the project's own benchmarks on Apple M2 Pro, AMD EPYC 7763 and Intel Xeon Platinum 8370C, and only one feed in the provided material carries this release, so there is no independent corroboration to lean on yet.

2 feeds

22 min ☆ ★

05 252 new

Edge / github.com / 1 month ago

Celld: Self-hosted, distributed Durable Objects

Why it matters — Engineers who want the Durable Objects programming model can now run it on their own machines without depending on Cloudflare's platform, trading managed convenience for operational control and cost flexibility. The per-object SQLite architecture eliminates shared-database contention by construction, which could simplify sharding for distributed stateful applications.

2 feeds

5 min ☆ ★

06 197 new

Edge / Cloudflare / 1 week ago

How we rebuilt Cloudflare Workers’ module registry for Node.js compatibility

Why it matters — For engineers deploying Node.js applications to Workers, the new registry means module resolution now matches Node.js and web standards, so bundlers can do less transformation and existing apps can run with fewer changes. Enabling the flag is required to get these features, and the raised bundle limit allows larger applications. The change is specific to the workerd runtime, so it only affects Cloudflare Workers deployments.

1 feed

11 min ☆ ★

07 143 new

Edge / github.com / 5 days ago

Open-source helpdesk ResolveHQ runs entirely on Cloudflare Workers, D1, R2 and Queues

Why it matters — Engineers can now deploy a full-featured helpdesk without managing servers or databases. The architecture demonstrates how Cloudflare’s edge primitives can replace traditional back-end infrastructure. Cost and scalability depend entirely on Cloudflare’s pricing tiers and limits.

1 feed

4 min ☆ ★

08 142 new

Edge / ciphercue.com / 1 week ago

Cloudflare fronts 89.6% of European companies that use a CDN

Why it matters — The concentration means a Cloudflare incident becomes a market-wide outage: three global incidents in the last fifteen months took many sites down together. For engineers, resilience planning must account for the shared dependency, since independent suppliers fail independently but most of the market shares one front door.

1 feed

8 min ☆ ★

09 142 new

Edge / celld.dev / 1 month ago

Celld runs Durable Objects on your own fleet, using S3 as the coordinator and SQLite for state

Why it matters — This matters because it moves Durable Objects off a shared vendor scheduler onto infrastructure you control, making failure domains explicit and inspectable. Engineers can debug cell failures with sqlite3 and grep instead of a status page, and they avoid coupling to another customer's workload.

1 feed

2 min ☆ ★

10 142 new

Edge / kukuroo.cc / 1 month ago

Kukuroo deploys self-hosted web push notifications as a Cloudflare Worker with iOS 18.4 support

Why it matters — Engineers who need alerts from their own systems can now get push to an iPhone lock screen without building a native app, paying an App Store developer fee, or routing through a vendor's dashboard. The tradeoff is narrow platform support: it only runs on Cloudflare Workers and only delivers to Safari on iOS 18.4+ or macOS Safari 18.5+, with other browsers explicitly turned away.

1 feed

3 min ☆ ★

11 142 new

Edge / github.com / 3 weeks ago

Browser-based LaTeX editor compiles pdfTeX to PDF entirely client-side via WASM

Why it matters — For engineers and researchers who rely on LaTeX, this removes friction from document preparation by eliminating toolchain setup and paywalled features. The trade-off is limited engine support and no native bibliography tools, but the zero-install workflow could streamline collaboration and quick edits.

1 feed

6 min ☆ ★

12 142 new

Edge / kandelo.dev / 3 weeks ago

Show HN: Kandelo – a POSIX-compatible multi-process WASM kernel for the browser

Why it matters — Only one feed elseif tracks has carried this so far, so there is no independent corroboration yet. Read it as a single-source report.

1 feed

4 min ☆ ★

13 142 new

Edge / nooshu.com / 2 weeks ago

Static site contact form implemented with Cloudflare Workers and reCAPTCHA v3 to block spam

Why it matters — Engineers maintaining static sites without backend infrastructure can now add contact forms that process submissions and block spam at the edge. This approach avoids vendor lock-in to platform-specific form services while keeping costs low.

1 feed

35 min ☆ ★

14 124 new

Edge / edgecompute.app / 6 days ago

Fastly speedtest reportedly reflects Nix binary cache fetch speed

Why it matters — For engineers relying on the Nix binary cache, fetch speed directly affects build and deployment times. A speedtest that correlates with real cache performance gives teams a quick way to assess whether their network path to Fastly's edge will meet expectations.

1 feed

4 min ☆ ★

15 124 new

Edge / github.com / 4 weeks ago

Git server demo runs on Cloudflare Durable Objects with per-repo SQLite storage

Why it matters — Engineers can now deploy a lightweight Git server on Cloudflare Workers or self-hosted celld, eliminating the need for a central filesystem or GitHub in the critical path. The design ensures isolation between repositories, preventing one hot repo from impacting others, while maintaining compatibility with standard Git clients.

1 feed

3 min ☆ ★

16 124 new

Edge / brainsignals.de / 1 week ago

Picat programming language compiled to WebAssembly for browser execution

Why it matters — Engineers building edge applications can now run Picat directly in the browser, reducing server load and latency for rule-based or constraint-solving tasks. The change is limited by WebAssembly’s current sandbox and performance constraints, but it removes the need for backend round-trips for certain logic.

1 feed

4 min ☆ ★

17 111 new

Edge / Techmeme / 3 weeks ago

Nvidia reports Q2 Edge Computing revenue up 27% YoY to $7.2B amid surging data center growth

Why it matters — Edge Computing remains a smaller but growing segment for Nvidia, contrasting with its dominant Data Center business. The disparity highlights where infrastructure investments are concentrated, and where edge deployments may still face scalability or cost barriers for engineers.

1 feed

98 min ☆ ★

18 88 new

Edge / Vercel / 6 days ago

FastAPI frontends and static files served from the CDN

Why it matters — This reduces latency and serverless function invocations for static assets and frontend routes. Engineers must account for route precedence and dependency checks, which may keep some files on the function. The change simplifies deployment but requires configuration adjustments for edge cases.

1 feed

1 min ☆ ★

19 88 new

Edge / Vercel / 1 week ago

Introducing Flat Rate CDN

Why it matters — Only one feed elseif tracks has carried this so far, so there is no independent corroboration yet. Read it as a single-source report.

1 feed

1 min ☆ ★

20 80 new

Edge / InfoQ / 1 month ago

Cloudflare rebuilds cdnjs on its Developer Platform, using R2 for package storage

Why it matters — This migration shows Cloudflare's Developer Platform can handle a large-scale public service, but it also required raising platform limits and using Containers for compression. Engineers relying on cdnjs get the same URLs and SRI hashes, while Cloudflare demonstrates dogfooding at 9 billion requests per day.

1 feed

4 min ☆ ★

21 51 new

Edge / www.theregister.com - Articles / 1 month ago

Ryan Dahl's celld brings Durable Objects to self-hosted S3-backed infrastructure

Why it matters — Developers can now run Durable Objects on their own infrastructure without Cloudflare's backend, potentially cutting costs. The project is compatible with Cloudflare's JavaScript APIs, so existing code may port over. However, Cloudflare disputes the cost savings, noting that the comparison assumes continuously active objects.

1 feed

4 min ☆ ★