📃 August 2021 release notes

Newly available

The following features are newly available:

tab-size: The tab-size CSS property sets the width of the tab character.
Visual viewport API: The visualViewport API provides a way to query and modify the user-visible viewport of a web page.

The following features are now available in Chrome:

accent-color: The accent-color CSS property sets a color for checkboxes, radio buttons, and other form controls.
Error cause: The cause property of errors records the specific original cause of the error, particularly for errors that have been re-thrown.
EXT_texture_compression_bptc WebGL extension: The EXT_texture_compression_bptc extension for WebGL 1.0 and 2.0 contexts adds the BPTC compressed texture formats to compressedTexImage2D() and compressedTexSubImage2D().
EXT_texture_compression_rgtc WebGL extension: The EXT_texture_compression_rgtc extension for WebGL 1.0 and 2.0 contexts adds RGTC compressed texture formats. RGTC is a block-based texture compression format suited for unsigned and signed red and red-green textures. Also known as Red-Green Texture Compression.
Object.hasOwn(): The Object.hasOwn() static method checks whether an object has a given property. It's a more robust alternative to the Object.prototype.hasOwnProperty() method.
WebOTP: The OTPCredential API represents a one-time-password (OTP).

The following features are now available in Chrome Android:

Error cause: The cause property of errors records the specific original cause of the error, particularly for errors that have been re-thrown.
Object.hasOwn(): The Object.hasOwn() static method checks whether an object has a given property. It's a more robust alternative to the Object.prototype.hasOwnProperty() method.
OVR_multiview2 WebGL extension: The OVR_multiview2 extension for WebGL 2.0 contexts renders into multiple views simultaneously. This especially useful for virtual reality (VR) and WebXR.

The following features are now available in Firefox:

Error cause: The cause property of errors records the specific original cause of the error, particularly for errors that have been re-thrown.

The following features are now available in Firefox for Android:

Error cause: The cause property of errors records the specific original cause of the error, particularly for errors that have been re-thrown.