Page History

...

OpenJDK 17.0.17

...

Wednesday, September 3 2025: jdk217ujdk17u-dev repo open (tag: 17.0.18+0)
Tuesday, October 28 2025: First merge from jdk17u-dev to jdk17u (tag: 17.0.18+1)
Tuesday, December 2 2025: Rampdown; last merge from jdk17u-dev to jdk17u
Tuesday, December 30 2025: Last tag before code freeze
Tuesday, January 20 2025 2026 GA; OpenJDK 17.0.19 18 released (tag: jdk-17.0.18-ga)

...

Wednesday, December 3 2025: jdk217ujdk17u-dev repo open (tag: 17.0.19+0)
Tuesday, February 3 2026: First merge from jdk17u-dev to jdk17u (tag: 17.0.19+1)
Tuesday, March 3 2026: Rampdown: last merge from jdk17u-dev to jdk17u
Tuesday, March 31 2026: Last tag before code freeze
Tuesday, April 21 2026 GA; OpenJDK 17.0.19 released (tag: jdk-17.0.19-ga)

OpenJDK 17.0.20

Generic timetable:

weeks	jdk17u-dev	jdk17u
release of update n-1
for two weeks after release of update n-1	development of n ongoing	closed
3-5 weeks	development of n ongoing	bulk merge from jdk17u-dev to jdk17u, tagging builds
4 weeks	development of n+1	public rampdown of update n, tagging
3 weeks	development of n+1	closed, rampdown of embargoed changes.
release of update n

...

Older releases can be found in the archive.

...

...

17.0.17/new: OracleJDK but not OpenJDK: Changes new in OracleJDK 17.0.17 but not in OpenJDK 17.0.17.

17.0.18/all: OpenJDK but not OracleJDK: Changes in OpenJDK 17.0.18 that are not in OracleJDK 17.0.18.

17.0.18/all: OracleJDK but not OpenJDK: Changes backported to OracleJDK 17.0.3-17.0.18 but not in OpenJDK 17.0.18.

17.0.18/new: OracleJDK but not OpenJDK: Changes new in OracleJDK 17.0.18 but not in OpenJDK 17.0.18.

Common jdk17u JBS labels

...