2021-05-17

Chromium

• Changed: Dedicated workers as service worker clients

  Android	92	→	93
  Desktop	92	→	93

• Changed: size-adjust descriptor for @font-face

  Status	In developer trial (Behind a flag)	→	Enabled by default
  Flag	True	→	False

• Changed: JPEG XL decoding support (image/jxl) in blink

  Status	No active development	→	In developer trial (Behind a flag)
  Flag	False	→	True

2021-05-15

Chromium

• Changed: Percent-encode U+007F DELETE when parsing URLs

  Status	In development	→	Enabled by default
  Android	(n/a)	→	86
  Desktop	(n/a)	→	86

2021-05-14

Chromium

• Changed: CSS Box Alignment

  Prefixed	True	→	False

• Changed: Run PWA on OS Login

  Desktop	(n/a)	→	91

• Changed: crypto.randomUUID()

  Status	Enabled by default	→	In development

2021-05-13

Chromium

• Changed: Document Policy: Oversized images

  Status	In developer trial (Behind a flag)	→	No active development
  Flag	True	→	False

• Changed: Document Policy: Unoptimized images

  Status	In developer trial (Behind a flag)	→	No active development
  Flag	True	→	False

• Changed: Document Policy: Unsized Media

  Status	In developer trial (Behind a flag)	→	No active development
  Flag	True	→	False

• Added: Pickling for Async Clipboard API

  Status	Proposed

• Added: CSS position: sticky scroll initial position into view

  Status	In developer trial (Behind a flag)

2021-05-12

Chromium

• Changed: crypto.randomUUID()

  Status	In development	→	Enabled by default

• Changed: Feature Policy: Legacy Image Format

  Status	In developer trial (Behind a flag)	→	No longer pursuing
  Flag	True	→	False

• Added: User Preference Media Features Client Hints Headers

  Status	In development

• Added: Web Bluetooth manufacturer data filter

  Status	Enabled by default

2021-05-11

Chromium

• Changed: Clipboard: read-only files support

  Status	In developer trial (Behind a flag)	→	Enabled by default
  Flag	True	→	False
  Desktop	90	→	91

• Changed: EME: Query supported encryption schemes

  Status	In developer trial (Behind a flag)	→	Enabled by default
  Flag	True	→	False
  Android	69	→	81
  Desktop	69	→	81

• Added: :has() pseudo class

  Status	Proposed

• Added: Capture handle

  Status	No active development

2021-05-10

Chromium

• Changed: WebTransport

  Android	84	→	91
  Desktop	84	→	91

2021-05-07

Chromium

• Changed: Compute Pressure

  Status	No active development	→	In development

• Changed: Intl Locale Info in ECMA402

  Status	No active development	→	In developer trial (Behind a flag)
  Flag	False	→	True
  Android	(n/a)	→	92
  Desktop	(n/a)	→	92

• Changed: Payment handlers for standardized payment method identifiers.

  Status	No active development	→	Removed
  Android	(n/a)	→	92
  Desktop	(n/a)	→	92

2021-05-06

Chromium

• Changed: Tainted origin flag applied to Resource Timing

  Android	91	→	92
  Desktop	91	→	92

• Changed: Shared Element Transitions

  Status	No active development	→	In developer trial (Behind a flag)
  Flag	False	→	True

• Added: HTTP->HTTPS redirect for HTTPS DNS records

  Status	No active development

• Added: droppedEntriesCount in PerformanceObserver callback

  Status	No active development

2021-05-05

Chromium

• Changed: MSE in Workers

  Status	No active development	→	In developer trial (Behind a flag)
  Flag	False	→	True
  Android	(n/a)	→	88
  Desktop	(n/a)	→	88

• Changed: Handwriting Recognition API

  Status	In development	→	Origin trial

• Changed: Intl BestFitMatcher by using ICU LocaleMatcher

  Android	(n/a)	→	92
  Desktop	(n/a)	→	92

• Added: EXIF-based intrinsic image sizing

  Status	Enabled by default

2021-05-04

Chromium

• Changed: WebGPU

  Status	In development	→	In developer trial (Behind a flag)
  Flag	False	→	True
  Desktop	(n/a)	→	94

• Added: size-adjust descriptor for @font-face

  Status	In developer trial (Behind a flag)

• Added: MSE in Workers

  Status	No active development

2021-05-03

Chromium

• Added: Partitioning Storage, Service Workers, and Communication APIs

  Status	No active development

2021-04-30

Chromium

• Changed: Multi-Screen Window Placement

  Desktop	86	→	(n/a)

• Changed: Relative indexing method for Array, String, and TypedArrays

  Ios	92	→	(n/a)

• Changed: Critical-CH, a Client Hint reliability mechanism

  Status	Proposed	→	Enabled by default
  Android	(n/a)	→	88
  Desktop	(n/a)	→	88

• Changed: Stricter mixed content check for blob and filesystem URLs

  Android	(n/a)	→	90
  Desktop	(n/a)	→	90

• Added: User-Agent Client Hints API Updates

  Status	No active development

2021-04-29

Chromium

• Changed: Import Assertions

  Status	In development	→	Enabled by default
  Android	(n/a)	→	91
  Desktop	(n/a)	→	91

• Changed: JSON Modules

  Status	In development	→	Enabled by default
  Android	(n/a)	→	91
  Desktop	(n/a)	→	91

2021-04-28

Chromium

• Changed: 103 Early Hints for Navigation

  Status	In development	→	In developer trial (Behind a flag)
  Flag	False	→	True

2021-04-27

Chromium

• Changed: Tainted origin flag applied to Resource Timing

  Status	No active development	→	Enabled by default
  Android	(n/a)	→	91
  Desktop	(n/a)	→	91

• Added: Remove 3DES in TLS

  Status	In development

2021-04-26

Chromium

• Changed: File Handling

  Desktop	94	→	95

• Added: Add "matrix" to registerProtocolHandler safelisted schemes

  Status	In development

2021-04-23

Chromium

• Removed: CSS Selectors 4: :playing and :paused pseudo classes
• Removed: Rename User-Agent Client Hint ACCEPT-CH tokens
• Removed: Back-forward cache for desktop
• Removed: Always fallback to network in AppCache controlled pages
• Removed: RTCConfiguration.offerExtmapAllowMixed
• Removed: Add toJSON to Trusted Type instances.
• Removed: Canvas color management
• Removed: Document Policy: sync-xhr
• Removed: Suggested file name in Native File System API
• Removed: TLS Encrypted Client Hello (ECH)
• Removed: TPM draft feature
• Removed: User Agent Reduction
• Removed: User-Agent Client Hints API Updates
• Removed: Return empty for navigator.plugins and navigator.mimeTypes
• Removed: Screen Enumeration

2021-04-22

Chromium

• Changed: Viewport-height client hint

  Android	91	→	92
  Desktop	91	→	92

• Added: Back-forward cache for desktop

  Status	In developer trial (Behind a flag)

• Added: Service Worker subresource filter

  Status	No active development

2021-04-21

Chromium

• Changed: Secure payment confirmation

  Status	In development	→	Origin trial

• Added: New Canvas 2D API

  Status	No active development

• Added: User Agent Reduction

  Status	No active development

2021-04-20

Chromium

• Changed: RegExp match indices

  Status	In developer trial (Behind a flag)	→	Enabled by default
  Flag	True	→	False
  Android	(n/a)	→	90
  Desktop	(n/a)	→	90
  Ios	(n/a)	→	90

• Changed: WebXR Depth API

  Status	Origin trial	→	Enabled by default

• Changed: Notification Triggers

  Status	Origin trial	→	In developer trial (Behind a flag)
  Flag	False	→	True
  Android	80	→	(n/a)
  Desktop	80	→	(n/a)

• Added: Intl Locale Info in ECMA402

  Status	No active development

2021-04-19

Chromium

• Changed: Multi-Screen Window Placement

  Status	Origin trial	→	In development

• Changed: Relative indexing method for Array, String, and TypedArrays

  Status	In development	→	Enabled by default
  Android	(n/a)	→	92
  Desktop	(n/a)	→	92
  Ios	(n/a)	→	92

2021-04-16

Chromium

• Changed: Block HTTP port 10080

  Status	No active development	→	Enabled by default
  Android	(n/a)	→	91
  Desktop	(n/a)	→	91

• Added: Cookie Store API on local secure contexts

  Status	No active development

• Added: User-Agent Client Hints API Updates

  Status	No active development

2021-04-15

Chromium

• Changed: Dedicated workers as service worker clients

  Status	In developer trial (Behind a flag)	→	Enabled by default
  Flag	True	→	False
  Ios	92	→	(n/a)

• Changed: Remove WebRTC RTP data channels

  Status	Proposed	→	Removed

• Added: auto keyword for contain-intrinsic-size

  Status	In development

• Added: Final specified imperative slot distribution behavior

  Status	Enabled by default

2021-04-14

Chromium

• Added: Allow Navigator.registerProtocolHandler to register FTP related protocols.

  Status	In development

• Added: Tainted origin flag applied to Resource Timing

  Status	No active development