Firefox 69 for developers

 

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This article provides information about the changes in Firefox 69 that will affect developers. Firefox 69 is the current Nightly version of Firefox, and will ship on September 3, 2019.

Changes for web developers

Developer tools

No changes.

Removals

HTML

No changes.

 Removals

CSS

  • Implement the break-spaces value of the white-space property (bug 1351432).

Removals

SVG

Removals

JavaScript

No changes.

Removals

APIs

No changes.

New APIs

DOM

DOM events

Service workers

Media, Web Audio, and WebRTC

Canvas and WebGL

Removals

Security

No changes.

Removals

Plugins

No changes.

Removals

Other

No changes.

Removals

Changes for add-on developers

API changes

No changes.

Removals

Manifest changes

No changes.

Removals

See also

Older versions

 

Document Tags and Contributors

Contributors to this page: yisibl, chrisdavidmills
Last updated by: yisibl,