| Release Date | August 8, 2017 |
|---|---|
| Release Owner | Julien Cristau |
| Corresponding ESR release | 52.3.0 |
| Nightly cycle length | 8 weeks |
| Beta cycle length | 8 weeks |
| Uplifts in Beta | 273 (4 backouts) |
| Uplifts in RC | 12 (0 backouts) |
| Total number of uplifts | 285 |
| Betas | 13 |
| Release Candidates | 3 |
| Dot releases | 3 |
| Release notes | Consumer notes ⁘ Developer notes |
| Key Milestones | |
|---|---|
| Nightly start | April 19 |
| Beta start | June 14 |
| 55.0 | August 8 |
| 55.0.1 | August 10 |
| 55.0.2 | August 16 |
| 55.0.3 | August 25 |