BEGIN:VCALENDAR PRODID:-//releases.openstack.org//EN X-WR-CALNAME:Flamingo schedule BEGIN:VEVENT SUMMARY:Flamingo R-25 (PTG (virtual)) DTSTART;VALUE=DATE:20250407 DTEND;VALUE=DATE:20250412 DTSTAMP:20250822T004805Z UID:Flamingo-R-25 DESCRIPTION:PTG (virtual)\n\nFrom April 7 to 11\, 2025 we’ll have a virt ual PTG to plan the 2025.2 Flamingo release schedule.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-24 DTSTART;VALUE=DATE:20250414 DTEND;VALUE=DATE:20250419 DTSTAMP:20250822T004805Z UID:Flamingo-R-24 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-23 DTSTART;VALUE=DATE:20250421 DTEND;VALUE=DATE:20250426 DTSTAMP:20250822T004805Z UID:Flamingo-R-23 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-22 DTSTART;VALUE=DATE:20250428 DTEND;VALUE=DATE:20250503 DTSTAMP:20250822T004805Z UID:Flamingo-R-22 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-21 DTSTART;VALUE=DATE:20250505 DTEND;VALUE=DATE:20250510 DTSTAMP:20250822T004805Z UID:Flamingo-R-21 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-20 (Flamingo-1 milestone) DTSTART;VALUE=DATE:20250512 DTEND;VALUE=DATE:20250517 DTSTAMP:20250822T004805Z UID:Flamingo-R-20 DESCRIPTION:Flamingo-1 milestone\n\nMay 15\, 2025 is the Flamingo-1 milest one. See project-specific notes for relevant deadlines.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-19 DTSTART;VALUE=DATE:20250519 DTEND;VALUE=DATE:20250524 DTSTAMP:20250822T004805Z UID:Flamingo-R-19 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-18 DTSTART;VALUE=DATE:20250526 DTEND;VALUE=DATE:20250531 DTSTAMP:20250822T004805Z UID:Flamingo-R-18 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-17 (2025.1 Epoxy Cycle-Trailing Release Deadline) DTSTART;VALUE=DATE:20250602 DTEND;VALUE=DATE:20250607 DTSTAMP:20250822T004805Z UID:Flamingo-R-17 DESCRIPTION:2025.1 Epoxy Cycle-Trailing Release Deadline\n\nAll projects f ollowing the cycle-trailing release model must release their 2025.1 Epoxy deliverables by June 5\, 2025.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-16 DTSTART;VALUE=DATE:20250609 DTEND;VALUE=DATE:20250614 DTSTAMP:20250822T004805Z UID:Flamingo-R-16 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-15 DTSTART;VALUE=DATE:20250616 DTEND;VALUE=DATE:20250621 DTSTAMP:20250822T004805Z UID:Flamingo-R-15 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-14 DTSTART;VALUE=DATE:20250623 DTEND;VALUE=DATE:20250628 DTSTAMP:20250822T004805Z UID:Flamingo-R-14 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-13 (Flamingo-2 milestone\; Membership Freeze) DTSTART;VALUE=DATE:20250630 DTEND;VALUE=DATE:20250705 DTSTAMP:20250822T004805Z UID:Flamingo-R-13 DESCRIPTION:Flamingo-2 milestone\n\nJuly 3\, 2025 is the Flamingo-2 milest one. See project-specific notes for relevant deadlines.\n\n\n\nMembership Freeze\n\nProjects must participate in at least two milestones in order to be considered part of the release. Projects made official after the secon d milestone\, or which fail to produce milestone releases for at least one of the first and second milestones as well as the third milestone\, are t herefore not considered part of the release for the cycle. This does not a pply to cycle-trailing packaging / lifecycle management projects.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-12 DTSTART;VALUE=DATE:20250707 DTEND;VALUE=DATE:20250712 DTSTAMP:20250822T004805Z UID:Flamingo-R-12 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-11 DTSTART;VALUE=DATE:20250714 DTEND;VALUE=DATE:20250719 DTSTAMP:20250822T004805Z UID:Flamingo-R-11 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-10 DTSTART;VALUE=DATE:20250721 DTEND;VALUE=DATE:20250726 DTSTAMP:20250822T004805Z UID:Flamingo-R-10 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-9 DTSTART;VALUE=DATE:20250728 DTEND;VALUE=DATE:20250802 DTSTAMP:20250822T004805Z UID:Flamingo-R-9 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-8 DTSTART;VALUE=DATE:20250804 DTEND;VALUE=DATE:20250809 DTSTAMP:20250822T004805Z UID:Flamingo-R-8 END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-7 (Extra-AC freeze\; 2026.1 Election Nomination Begins) DTSTART;VALUE=DATE:20250811 DTEND;VALUE=DATE:20250816 DTSTAMP:20250822T004805Z UID:Flamingo-R-7 DESCRIPTION:Extra-AC freeze\n\nAll contributions to OpenStack are valuable \, but some are not expressed as Gerrit code changes. That allow teams to list active contributors to their projects and who do not have a code cont ribution this cycle\, and therefore won’t automatically be considered an Active Contributor and allowed to vote. This is done by adding extra-acs to https://opendev.org/openstack/governance/src/branch/master/reference/pr ojects.yaml before the Extra-AC freeze date.\n\n\n\n2026.1 Election Nomina tion Begins\n\nCandidates interested in serving for the next calendar year (TC)\, or development cycle (PTL) should announce their candidacies and p latforms during this week. Please see the Election site for specific timi ng information.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-6 (Final release for non-client libraries\; 2026.1 Elec tion Nomination Begins) DTSTART;VALUE=DATE:20250818 DTEND;VALUE=DATE:20250823 DTSTAMP:20250822T004805Z UID:Flamingo-R-6 DESCRIPTION:Final release for non-client libraries\n\nLibraries that are n ot client libraries (Oslo and others) should issue their final release dur ing this week. That allows to give time for last-minute changes before fea ture freeze.\n\n\n\n2026.1 Election Nomination Begins\n\nCandidates intere sted in serving for the next calendar year (TC)\, or development cycle (PT L) should announce their candidacies and platforms during this week. Plea se see the Election site for specific timing information.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-5 (Flamingo-3 milestone\; Feature freeze\; Final releas e for client libraries\; Soft StringFreeze\; Requirements freeze\; 2026.1 Election Email Deadline\; 2026.1 Election Campaigning Begins) DTSTART;VALUE=DATE:20250825 DTEND;VALUE=DATE:20250830 DTSTAMP:20250822T004805Z UID:Flamingo-R-5 DESCRIPTION:Flamingo-3 milestone\n\nAugust 28\, 2025 is the Flamingo-3 mil estone. See project-specific notes for relevant deadlines.\n\n\n\nFeature freeze\n\nThe Flamingo-3 milestone marks feature freeze for projects follo wing the release:cycle-with-rc model. No featureful patch should be landed after this point. Exceptions may be granted by the project PTL.\n\n\n\n\n \nFinal release for client libraries\n\nClient libraries should issue thei r final release during this week\, to match feature freeze.\n\n\n\nSoft St ringFreeze\n\nYou are no longer allowed to accept proposed changes contain ing modifications in user-facing strings. Such changes should be rejected by the review team and postponed until the next series development opens ( which should happen when RC1 is published).\n\n\n\nRequirements freeze\n\n After the Flamingo-3 milestone\, only critical requirements and constraint s changes will be allowed. Freezing our requirements list gives packagers downstream an opportunity to catch up and prepare packages for everything necessary for distributions of the upcoming release. The requirements rema in frozen until the stable branches are created\, with the release candida tes.\n\n\n\n2026.1 Election Email Deadline\n\nContributors that will be in the electorate for the upcoming election should confirm their gerrit emai l addresses by this date (August 20th\, 2025 at 00:00 UTC). Electorate rol ls are generated after this date and ballots will be sent to the listed ge rrit email address.\n\n\n\n2026.1 Election Campaigning Begins\n\nThe elect orate has time to ask candidates questions about their platforms and debat e topics before polling begins. Please see the Election site for specific timing information.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-4 (Cycle Highlights\; 2026.1 Election Polling Begins) DTSTART;VALUE=DATE:20250901 DTEND;VALUE=DATE:20250906 DTSTAMP:20250822T004805Z UID:Flamingo-R-4 DESCRIPTION:Cycle Highlights\n\nCycle highlights need to be added to the r elease deliverables after the feature freeze to be included in any marketi ng release messaging. Highlights may be added after this point\, but they will likely only be useful for historical purposes.\n\nSee the Project Tea m Guide for more details and instructions on adding these highlights.\n\nF or examples of previous release highlights: 2024.1 Caracal Highlights. 202 4.2 Dalmatian Highlights.\n\n\n\n2026.1 Election Polling Begins\n\nElectio n polling for open seats on the TC and any required PTL elections. Please see the Election site for specific timing information.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-3 (RC1 target week\; Hard StringFreeze\; 2026.1 Electio n Polling Begins) DTSTART;VALUE=DATE:20250908 DTEND;VALUE=DATE:20250913 DTSTAMP:20250822T004805Z UID:Flamingo-R-3 DESCRIPTION:RC1 target week\n\nThe week of September 8\, 2025 is the targe t date for projects following the release:cycle-with-rc model to issue the ir first release candidate.\n\n\n\nHard StringFreeze\n\nThis happens when the RC1 for the project is tagged. At this point\, ideally no strings are changed (or added\, or removed)\, to give translators time to finish up th eir efforts.\n\n\n\n2026.1 Election Polling Begins\n\nElection polling for open seats on the TC and any required PTL elections. Please see the Elect ion site for specific timing information.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-2 (2026.1 Election Polling Begins) DTSTART;VALUE=DATE:20250915 DTEND;VALUE=DATE:20250920 DTSTAMP:20250822T004805Z UID:Flamingo-R-2 DESCRIPTION:2026.1 Election Polling Begins\n\nElection polling for open se ats on the TC and any required PTL elections. Please see the Election site for specific timing information.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R-1 (Final RCs and intermediary releases\; 2026.1 Electio n Polling Ends) DTSTART;VALUE=DATE:20250922 DTEND;VALUE=DATE:20250927 DTSTAMP:20250822T004805Z UID:Flamingo-R-1 DESCRIPTION:Final RCs and intermediary releases\n\nThe week of September 2 2\, 2025 is the last week to issue release candidates or intermediary rele ases before release week. During release week\, only final-release-critica l releases will be accepted (at the discretion of the release team).\n\n\n \n2026.1 Election Polling Ends\n\nAll polls close in the 2026.1 Election a nd results announced. Please see the Election site for specific timing in formation.\n\n END:VEVENT BEGIN:VEVENT SUMMARY:Flamingo R+0 (2025.2 Flamingo release) DTSTART;VALUE=DATE:20250929 DTEND;VALUE=DATE:20251004 DTSTAMP:20250822T004805Z UID:Flamingo-R+0 DESCRIPTION:2025.2 Flamingo release\n\nThe 2025.2 Flamingo coordinated rel ease will happen on Wednesday\, October 1\, 2025.\n\n END:VEVENT END:VCALENDAR