Highlights We were able to disable some Spectre / Meltdown JIT mitigations! Nightly-only for now. These were mitigations we deployed years ago to protect users against various timing ...

Faster debugging, ignoring lines of source, and more

Starting July 11, 2023, Pocket users will be prompted to transition to a Firefox account in order to log in and access their Pocket account. Aside from changing how you log in to Pocket, this does not affect your saved items. While optional at first, the transition to a Firefox account in order to log in will be required by August 15, 2023.

For Pocket Premium subscribers, converting your account will not impact your subscription.

Highlights from the team working on Necko, Firefox's networking layer

Highlights The new migration wizard has been enabled by default! It’s being slowly rolled out to the release channel for users on Firefox 114, and will be fully enabled ...

SpiderMonkey is the JavaScript engine used in Mozilla Firefox. This newsletter gives an overview of the JavaScript and WebAssembly work we’ve done as part of the Firefox 114 and 115 Nightly release cycles.