TL;Der — Web

tlder@devWeb
tlder@dev:~$

Filtered to Web. 9 items. covering May 1 → Jun 2

└─worth-opening/(1 item)

The release notes detail exactly how the three interaction modes and MCP commands work together — the specifics on `/prototype-to-figma` and branch/PR integration aren't in any summary.
└─·design,web

└─cross-cutting/(8 items)

CISA marked credential-stealing compromises in DAEMON Tools Lite, TanStack, and the Nx Console editor extension as actively exploited and added all three to its Known Exploited Vulnerabilities catalog.
└─·security,devtools,web·CISA
Google announced the HTML-in-Canvas API at I/O 2026, enabling developers to render HTML content inside canvas elements for immersive 3D experiences that remain fully accessible and indexable.
└─·design,web·Google Developers Blog
Jun 1
Jun 1·cat news/20260601-react-react-19-formdata-patch
cat news/20260601-react-react-19-formdata-patch
React 19 Patch Releases Fix FormData Regression in Server Actions
React 19.0.7, 19.1.8, and 19.2.7 all shipped June 1 with a same-day fix for a FormData regression in Server Actions introduced by the previous patch on each branch.
└─GitHub
May 20
May 20·cat news/20260520-react-wordpress-70-shipped
cat news/20260520-react-wordpress-70-shipped
WordPress 7.0 Ships on May 20 with Real-Time Collaboration Deferred
WordPress 7.0 reached final release on May 20 after a cycle extension, but real-time collaboration was pulled from the milestone due to unresolved race conditions and memory concerns.
└─WordPress Developer Blog
May 20
May 20·cat news/20260520-css-browsers-webmcp-origin-trial
cat news/20260520-css-browsers-webmcp-origin-trial
WebMCP Proposed as Open Web Standard for Browser-Based AI Agents, Chrome 149 Trial Launching
Google proposed WebMCP at Google I/O 2026 as an open web standard enabling browser-based AI agents to execute structured tool calls, with an experimental origin trial starting in Chrome 149.
└─Google Developers Blog
May 20
May 20·cat news/20260520-css-browsers-html-canvas-api
cat news/20260520-css-browsers-html-canvas-api
Google I/O 2026 Previews HTML-in-Canvas API for Searchable, Accessible 3D Web Experiences
Google previewed a new HTML-in-Canvas API at I/O 2026 that lets developers embed live HTML content inside WebGL/Canvas contexts, preserving accessibility and search indexability in immersive scenes.
└─Google Developers Blog
May 20
May 20·cat news/20260520-css-browsers-devtools-agents
cat news/20260520-css-browsers-devtools-agents
Chrome DevTools Gains AI Agent Automation for Quality Audits and UX Testing
Google announced at I/O 2026 that Chrome DevTools now supports AI agent automation, enabling programmatic quality audits and real-world user experience testing without manual interaction.
└─Google Developers Blog
May 19
May 19·cat news/20260519-css-browsers-firefox-151-stable
cat news/20260519-css-browsers-firefox-151-stable
Firefox 151 Ships Web Serial API, Container Style Queries, and PDF Merge
Firefox 151, released May 19, adds Web Serial API support, container style queries, document picture-in-picture, PDF merging in the built-in viewer, and enhanced fingerprinting protection.
└─Mozilla
May 13
May 13·cat news/20260513-nextjs-nextjs-security-13-cves
cat news/20260513-nextjs-nextjs-security-13-cves
Next.js Security Release Expands to 13 Advisories with CVE-2026-23870 RSC DoS
Vercel's May security release now covers 13 advisories including CVE-2026-23870, a React Server Components denial-of-service vulnerability, with patched versions Next.js 15.5.18 and 16.2.6 available.
└─Vercel
May 1
May 1·cat news/20260501-svelte-sveltekit-may-2026-rel
cat news/20260501-svelte-sveltekit-may-2026-rel
SvelteKit 2.56-2.57, Svelte 5.55, and sv CLI 0.1.0 ship TypeScript 6.0 support and breaking query changes
The Svelte May 2026 roundup brings SvelteKit TypeScript 6.0 compatibility, a new form-field default-value API, motion-type exports in Svelte 5.55, and the sv CLI's first stable community add-ons feature — alongside several breaking changes to query lifecycle.
└─Svelte Blog
May 1 → Jun 2Web9 entries