Releases/Firefox 81

Information and links to do with Firefox 81. This may be useful for Mozilla contributors actively working on the release. It is also a record for future reference.

About the 81 release

• Release owner: Ryan VanderMeulen (:RyanVM)
• Corresponding ESR release: 78.3.0
• Milestones document for the 81 cycle timeline from Nightly to release.
• QA: Test Plan - PI requests - [Feature priorities]
• All experiments for 81
• Postmortem notes, 2 weeks after the release.

Release checklists

• Working [checklists for 81
• ESR 78 checklists
• Blank checklist templates

Process docs

• Off-train releases - Various ways to ship features that aren't in-tree.
• Guidelines for relman: Uplift rules - Release tracking rules
• Security: Sec Triage - Sec-approval -

Dates of 81 releases

81.0a1 Nightly

• First released: 2020-06-27
• Release notes
• beta simulation reference doc

81 Beta

• 81.0b1 (dev ed and beta channels): 2020-08-25
• 81.0b6 End of EARLY_BETA_OR_EARLIER: 2020-09-06
• Release notes - staging - final

81.0 Release

• 2020-09-22
  • desktop: https://www.mozilla.org/firefox/81.0/releasenotes/

Queries

• Mission Control crash dashboard: https://metrics.mozilla.com/~sguha/mz/missioncontrol/ex1/mc2/beta.html
• Mission Control daily snapshots: https://docs.google.com/spreadsheets/d/1F9mHl1o3nocVbLXTz7x2KdmNiUpIRDJgN5TN2MmbtFA/edit?pli=1#gid=274778338