Devpebe Radar — CSS / Web platform

CSS / Web platform — 2026-08

Wed, 19 Aug 2026 00:00:00 GMT

v3.35.0 — Aug 17, 2026

New tracked features: scroll promises, text modules, and plural position-visibility for anchor positioning.
⚠ anchors-valid / anchors-visible were added as a discouraged feature — don’t build on those.

v3.34.3 — Aug 3, 2026

Baseline widely available: Array.fromAsync and AVIF.

CSS / Web platform — 2026-07

Fri, 31 Jul 2026 00:00:00 GMT

v3.34.0 — Jul 15, 2026

CSS @mixin gets a feature entry.
Also new: the switch control for checkboxes and heading-offset.

v3.34.2 — Jul 24, 2026

Baseline newly available: Intl.Locale info; rect()/xywh() basic shapes reached widely available.

CSS / Web platform — 2026-06

Tue, 30 Jun 2026 00:00:00 GMT

v3.32.0 — Jun 25, 2026

:has() is now Baseline widely available.
loading="lazy" also reached widely available; field-sizing became newly available (auto-growing textareas in CSS).

v3.31.0 — Jun 19, 2026

Widely available now includes CSS nesting, masks, linear() easing, :dir(), counter-set, and createImageBitmap.
New tracked features: CSS gap decorations, anchor-positioning transforms, service worker static routes.

v3.30.0 — Jun 5, 2026

New tracked feature: variadic color-mix() (more than two colors).
WebMCP rename: navigator.modelContext → document.modelContext.

CSS / Web platform — 2026-05

Sun, 31 May 2026 00:00:00 GMT

v3.29.0 — May 22, 2026

container-style-queries is Baseline newly available.
Baseline widely available: lh / rlh units, user-activation.

v3.28.0 — May 18, 2026

Newly available: ::open pseudo-class, baseline-shift, ToggleEvent.source.
New tracked feature: text-fit (auto-fitting text to its container).

v3.27.0 — May 8, 2026

Newly available: crisp-edges, shared workers (+ JS modules in shared workers), text-decoration-skip-ink: all.
The Reporting API was split into per-report-type features (CSP violations, crashes, deprecations, …) — Baseline answers get more precise.

v3.26.0 — May 1, 2026

contrast-color() is Baseline newly available — pick a readable foreground in CSS without hand-rolled luminance math.

CSS / Web platform — 2026-04

Thu, 30 Apr 2026 00:00:00 GMT

v3.25.0 — Apr 28, 2026

⚠ overscroll-behavior regressed from Baseline widely available to limited — new inconsistencies between browsers. If you rely on it for scroll chaining, test again.
New tracked features: light-dark() for images, HTML-in-canvas.

v3.24.0 — Apr 21, 2026

New integrity group: subresource integrity plus new CSS url() modifier features (url-integrity, url-cross-origin, url-referrer-policy).
Baseline newly available: the custom highlight API (highlight), Math.sumPrecise.

v3.23.1 — Apr 14, 2026

⚠ XSLT regressed from Baseline widely available to limited availability — Chrome is withdrawing support.

v3.23.0 — Apr 8, 2026

New tracked features: border-shape, dynamic-range-limit, the Prompt API (languagemodel), and groups for Fetch, HTTP, image formats, and MathML.
⚠ clear-site-data regressed to limited availability due to previously untracked browser bugs.

CSS / Web platform — 2026-03

Tue, 31 Mar 2026 00:00:00 GMT

v3.22.0 — Mar 25, 2026

Baseline widely available now includes subgrid, counter-style, contain-intrinsic-size, hyphens, image-set, and modulepreload.
Newly available: hanging/each-line text-indent; new tracked features focusgroup and Declarative WebMCP.

v3.21.0 — Mar 18, 2026

WebMCP arrives in the platform tracker: navigator.modelContext gets a feature entry and its own group.

v3.20.0 — Mar 11, 2026

New tracked features: lazy-loading for <video>/<audio>, signature-based resource integrity, and text-decoration-line: spelling-error | grammar-error.

CSS / Web platform — 2026-02

Sat, 28 Feb 2026 00:00:00 GMT

v3.18.0 — Feb 23, 2026

New tracked features: the <install> element, Navigation API precommit handlers, and WebAssembly JS Promise Integration (JSPI).

v3.17.0 — Feb 17, 2026

The text-wrap-* entries were consolidated into just text-wrap, text-wrap-balance, and text-wrap-pretty.
New tracked features include the CSS random() function, Digital Credentials, the <geolocation> element, and built-in LanguageDetector / Translator APIs.

v3.16.0 — Feb 10, 2026

⚠ display-mode is no longer Baseline — the status regressed after upstream data turned out to be incomplete. Re-check before relying on it.
New: CSS filter() function feature, WebGPU group.

v3.15.0 — Feb 4, 2026

⚠ background-attachment and autofill regressed to not-Baseline due to upstream data changes.

CSS / Web platform — 2026-01

Sat, 31 Jan 2026 00:00:00 GMT

v3.14.0 — Jan 19, 2026

The display-grid-lanes and grid-lanes feature IDs now redirect to masonry.
New tracked features: view-transitions-element-scoped, iterator-concat, Atomics.pause, Map.getOrInsert.

v3.13.0 — Jan 7, 2026

Permissions Policy and the legacy Feature Policy are now tracked as separate features — useful when auditing which header syntax you can rely on.

CSS / Web platform — 2025-12

Wed, 31 Dec 2025 00:00:00 GMT

v3.12.0 — Dec 18, 2025

New features: wasm-branch-hinting, scroll-target-group, scroll-marker-targets, document-caretpositionfrompoint.
hidden-until-found now marked unsupported in Firefox (still Limited Availability).

v3.11.0 — Dec 9, 2025

New features: interest-invokers, anchor-position container queries, scroll-into-view-container, range syntax for style queries, toggleevent-source, and web-install.

v3.10.0 — Dec 1, 2025

discouraged features now carry reason / reason_html, and optionally a removal_date marking pending or completed browser removal.

CSS / Web platform — 2025-11

Sun, 30 Nov 2025 00:00:00 GMT

v3.9.0 — Nov 10, 2025

New features: justify-self-block, progress() CSS function, rect-xywx, and split CSS shape functions.

v3.8.0 — Nov 7, 2025

New feature: custom media queries (@custom-media).

v3.7.0 — Nov 3, 2025

New features: <input type="file" multiple>, webkitdirectory, referencetarget, and the @supports at-rule.
⚠ Feature ID open-closed renamed to open-pseudo (old ID redirects).

CSS / Web platform — 2025-10

Fri, 31 Oct 2025 00:00:00 GMT

v3.6.0 — Oct 21, 2025

The npm package now ships per-BCD-key statuses as status.by_compat_key.

v3.5.0 — Oct 15, 2025

New features: caret-shape (CSS) and queueMicrotask.

v3.4.0 — Oct 8, 2025

New features: clipboardchange event, ariaNotify, IndexedDB getAllRecords, WebRTC encoded transform.

v3.3.0 — Oct 2, 2025

New feature: topics (Topics API), plus a large description backfill.

CSS / Web platform — 2025-09

Tue, 30 Sep 2025 00:00:00 GMT

v3.2.0 — Sep 30, 2025

New feature: highlightsFromPoint (split out of the CSS highlight API). 1084 features tracked, 88% BCD coverage.

v3.1.0 — Sep 24, 2025

New features: input-color-alpha (alpha/colorspace on input type=color) and Map.prototype.getOrInsert.

v3.0.0 — Sep 17, 2025

⚠ Feature IDs can now redirect (moves and splits) — looking up an ID may return redirect data instead of regular feature data.
⚠ caniuse, group, snapshot, and spec values are now always arrays of strings (previously string | string[]).

v2.49.0 — Sep 17, 2025

New feature: corner-shape. target-within marked as discouraged.

v2.47.0 — Sep 5, 2025

New features: heading-selectors, periodic-background-sync, viewport-segments, webauthn-signals.

CSS / Web platform — 2025-08

Sun, 31 Aug 2025 00:00:00 GMT

v2.45.0 — Aug 26, 2025

Add Explicit resource management, navigator.scheduling.isInputPending, and Object.hasOwn features.

v2.44.0 — Aug 20, 2025

⚠ Local Network Access replaces Private Network Access.

CSS / Web platform — 2025-07

Thu, 31 Jul 2025 00:00:00 GMT

v2.43.0 — Jul 31, 2025

Add Sanitizer API feature.

v2.42.0 — Jul 22, 2025

Add compat key for CSS if(); ImageBitmapRenderingContext split into its own feature.

v2.41.0 — Jul 3, 2025

Add sibling-count() and sibling-index() feature.

CSS / Web platform — 2025-06

Mon, 30 Jun 2025 00:00:00 GMT

v2.40.0 — Jun 23, 2025

Add feature for Scoped custom element registries.

v2.39.0 — Jun 18, 2025

Add Summarizer API and CSS gap decorations features.

v2.38.0 — Jun 11, 2025

clip-path-animatable and viewport-unit-variants are now Baseline Widely Available.
New <dialog closedby> feature, Baseline Limited Availability.

v2.37.0 — Jun 5, 2025

print-color-adjust is now Baseline Newly Available.

CSS / Web platform — 2025-05

Sat, 31 May 2025 00:00:00 GMT

v2.36.0 — May 26, 2025

Add auto-sized lazy images feature.

v2.35.0 — May 12, 2025

Add Observable API feature.
Add Math.sumPrecise feature.

CSS / Web platform — 2025-04

Wed, 30 Apr 2025 00:00:00 GMT

v2.34.0 — Apr 17, 2025

Baseline Newly Available: iterator methods, single color-stop gradients, and inert.

v2.33.0 — Apr 10, 2025

Baseline Newly Available: @starting-style, Float16Array, and Atomics.pause.

v2.32.0 — Apr 3, 2025

Baseline Newly Available: async clipboard supports() and the Screen Wake Lock API.
Added Compression Dictionary Transport and fetchLater as tracked features.

CSS / Web platform — 2025-03

Mon, 31 Mar 2025 00:00:00 GMT

v2.31.0 — Mar 31, 2025

Added CSS if() and dialog.requestClose as tracked features.

v2.30.0 — Mar 25, 2025

Added scroll markers, CSS @function, and single color-stop gradients.

v2.29.0 — Mar 15, 2025

Added ::scroll-button and ::column pseudo-elements — CSS-only controls for navigating scrollable containers.

v2.28.0 — Mar 10, 2025

modal is now Baseline Widely Available; contenteditable=plaintext-only and Intl.DurationFormat reach Baseline Newly Available.

v2.27.0 — Mar 3, 2025

⚠ beforeunload regressed from Baseline to Limited Availability — it doesn’t work in Safari for iOS.
Added moveBefore DOM methods and scroll-initial-target features.

CSS / Web platform — 2025-02

Fri, 28 Feb 2025 00:00:00 GMT

v2.25.0 — Feb 26, 2025

Added the invoker-commands feature (command/commandfor), the CSS interactivity feature, and text-autospace.

v2.24.0 — Feb 22, 2025

Added the contrast-color() feature; text-underline-offset split into its own feature, distinct from text-underline-position.

v2.23.0 — Feb 10, 2025

Added the inputmode global HTML attribute, TLS early data (0-RTT), and the element-capture feature.

CSS / Web platform — 2025-01

Fri, 31 Jan 2025 00:00:00 GMT

v2.21.0 — Jan 30, 2025

Added the <meter> element and Atomics.pause proposal as tracked features; SVG <cursor> and <tref> marked discouraged.

v2.20.0 — Jan 27, 2025

Added container scroll-state queries and a discouraged marker for import assertions.

v2.16.0 — Jan 9, 2025

Schema addition: features can be annotated with a discouraged object marking deprecated/obsolete/legacy features not to build on.
Added anchor-size rules to anchor positioning and the Barcode Detection API as tracked features.