Page History

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The release date follows the schedule of Oracle Critical Patch Updates as this is the date embargoed security fixes can be published.

OpenJDK 21.0.910

• Tuesday, January 20 2026 GA; OpenJDK 21.0.10 released (tag: jdk-21.0.10-ga)

OpenJDK 21.0.11

• Wednesday, December 3 2025: jdk21u-dev repo open (tag: 21.0.11+0)
• Tuesday, February 3 2026: First merge from jdk21u-dev to jdk21u (tag: 21.0.11+1)
• Tuesday, March 3 2026: Rampdown: last merge from jdk21u-dev to jdk21u
• Tuesday, March 31 2026: Last tag before code freeze
• Tuesday, April 21 2026 October 21 2025 GA; OpenJDK 21.0.9 11 released (tag: jdk-21.0.911-ga)

OpenJDK 21.0.1012

• Wednesday,
September 3 2025
• March 4 2026: jdk21u-dev repo open (tag: 21.0.
10
• 12+0)
• Tuesday,
November 05 2025
• Mai 5 2026: First merge from jdk21u-dev to jdk21u (tag: 21.0.
10
• 12+1)
• Tuesday,
December
• June 2
2025
• 2026: Rampdown
;
• : last merge from jdk21u-dev to jdk21u
• Tuesday,
December
• June 30
2025
• 2026: Last tag before code freeze
• Tuesday,
January 20
• July 21 2026 GA; OpenJDK 21.0.
10
• 12 released (tag: jdk-21.0.
10
• 12-ga)

OpenJDK 21.0.1113

• Wednesday,
December 3 2025
• July 1 2026: jdk21u-dev repo open (tag: 21.0.
11
• 13+0)
• Tuesday,
February 3
• August 4 2026: First merge from jdk21u-dev to jdk21u (tag: 21.0.
11
• 13+1)
• Tuesday,
March 3
• September 1 2026: Rampdown: last merge from jdk21u-dev to jdk21u
• Tuesday,
March 31
• September 29 2026: Last tag before code freeze
• Tuesday,
April 21
• October 20 2026 GA; OpenJDK 21.0.
11
• 13 released (tag: jdk-21.0.
11
• 13-ga)

OpenJDK 21.0.1214

• Wednesday,
March 4
• September 2 2026: jdk21u-dev repo open (tag: 21.0.
12
• 14+0)

Latest Release

Latest GA release:21.0.910

• 21.0.910+10 7 (GA), October January 21st 20252026, [Release] [Tag] [Binaries]

Older releases can be found in the archive.

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Critical Fix Requests

[Unapproved requests]

Filters for Release 21.0.9

Changes new in 21.0.9 excluding test changes: Differences to OpenJDK 21.0.8.

21.0.9/all: OpenJDK but not OracleJDK: Changes in OpenJDK 21.0.9 that are not in OracleJDK 21.0.9.

21.0.9/all: OracleJDK but not OpenJDK: Changes backported to OracleJDK 21.0.3-21.0.9 but not in OpenJDK 21.0.9.

21.0.9/new: OracleJDK but not OpenJDK: Changes new in OracleJDK 21.0.9 but not in OpenJDK 21.0.9

Filters for Release 21.0.10

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21.0.10/new: OracleJDK but not OpenJDK: Changes new in OracleJDK 21.0.10 but not in OpenJDK 21.0.10

Filters for Release 21.0.11

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21.0.11/new: OracleJDK but not OpenJDK: Changes new in OracleJDK 21.0.11 but not in OpenJDK 21.0.11

Common jdk21u JBS labels

The above filters exclude issues that are marked with the following labels:

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