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| Endpoint | Description |
|---|---|
| / | Homepage with a simple overview of the releases in flight |
| about | Get the list of views and public JSON API endpoints |
| beta | Get the state of what was uplifted in the current beta cycle |
| calendar | Overview of our upcoming releases |
| calendar/monthly | General calendar view of milestones for upcoming releases |
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Provides the list of nightly buildIDs for a day: crashes, changelog, bugs fixed |
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Provides historical data for past releases and basic release date information for future releases. The nightly, beta, release and esr values are aliases to the current real version numbers.The esr view is mostly a schedule of incoming releases and indicates when a new ESR branch happens in the year.
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| release/owners | List all past releases per release owner |
| Endpoint | Description |
|---|---|
| api/beta/crashes | Gives the crashes for all our current betas (data from Socorro) |
| api/esr/releases | Release dates for all ESR releases (including dot releases) |
| api/external | Gives the list of external APIs this site depends on to build data. |
| api/firefox/releases | Release dates for all past Firefox releases (including dot releases) |
| api/nightly/?date=20250122 | Provides the list of nightly build IDs for a day and the changeset they were built from (data from buildhub) |
| api/nightly/crashes/?buildid=20190927094817 | Gives the crashes for a buildID (data from Socorro) |
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Gives either the scheduled milestones for an upcoming major Desktop version or the actual schedule of builds for a past release.
Can be a version number or one of the release, beta or nightly keywords. |
| api/release/duty | Historical list of all release engineers on release duty for the cycle |
| api/release/owners | Historical list of all release managers for Firefox major releases |
| Endpoint | Description |
|---|---|
| calendar/release/schedule/?version=135 | Download an icalendar (.ics) file of an upcoming release milestones. |
| rss | Subscribe to our RSS feed to get a notification when a new Firefox release is out. |
| What | Who |
|---|---|
| Circle Icons |  Train favicon by Nick Roach |
| Code |  Source code for this website. |