1.28.3

Improvements

• Removed in-memory caching options (actually harmful, could cause deadlocks)
• Tile locking has timeouts

GeoWebCache 1.27.5

GeoWebCache 1.27.5 (2026-02-18)

Maintenance release

Fixes:

• Don't hold locks forever, use a configurable timeout instead (#1472)

Update:

• Update to GeoTools 33.5

GeoWebCache 1.28.2

What's Changed

• [Backport 1.28.x] fix(gwc-core): srs equals(..) should allow one-directional aliases by @geoserver-bot in #1454
• [Backport 1.28.x] Revised AzureBlobStore deletions. by @geoserver-bot in #1457
• [1.28.x] FullWMS: support fusing transparent tiles and generating an opaque output by @aaime in #1461
• [Backport 1.28.x] Removing debug console logging response by @geoserver-bot in #1464

Full Changelog: 1.28.1...1.28.2

GeoWebCache 1.27.4

Java 11 Maintenance release of GeoWebCache.

Improvements:

• FullWMS: support fusing transparent tiles and generating an opaque output

Fixes:

• fix(gwc-core): srs equals(..) should allow one-directional aliases
• Revised AzureBlobStore deletions.
• Removing debug console logging response (#1463)

Full Changelog: 1.27.3...1.27.4

GeoWebCache 1.27.3

Java 11 Maintenance release of GeoWebCache.

Bug fixes:

• Fix loadFromEmptyReadOnlyDirectoryFails test

Updates:

• Updating GWC to imageio-ext 1.4.16

What's Changed

• [GEOT-7796]: Updating GWC to imageio-ext 1.4.16 by @dromagnoli in #1423
• Fix loadFromEmptyReadOnlyDirectoryFails test by @geoserver-bot in #1426

Full Changelog: 1.27.2...1.27.3

GeoWebCache 1.28.0

Release Notes

2025-10-12

Initial release, this is the first release requiring a Java 17 enviornment.

Improvements:

• Update to Java 17 minimum, and apply OpenRewrite Improvements to codebase
• Migrate from JAI 1.1.3 to ImageN 0.9.0 image processing engine
• Use GeoTools ImageWorker transition to ImageN operators
• Use GeoTools bill-of-materials to manage library dependencies and third party dependencies

Full Changelog: https://github.com/GeoWebCache/geowebcache/compare/1.27.1..1.28.0

GeoWebCache 1.28-M0

Milestone release, GeoNetwork 1.28-M0 is the first release requiring a Java 17 environment.

Improvements:

• Update to Java 17 minimum, and apply OpenRewrite Improvements to codebase
• Migrate from JAI to ImageN image processing engine
• Use GeoTools ImageWorker transition to ImageN operators

Updates:

• Upgrade to GeoTools 34.x
• Migrate to ImageN 0.4.0

Full Changelog: 1.27.1...1.28-M0

GeoWebCache 1.26.4

Archive release. This is the last release for the 1.26.x series

Updates:

• Update to GeoTools 32.4
• Updating to imageio-ext 1.4.16

Full Changelog: 1.26.3...1.26.4

GeoWebCache 1.27.1

Stable release

Improvements:

• Mime type: advertise preferred content disposition

Fixes:

• Limit number of S3 requests when truncating based on tile range

Updates:

• Update to GeoTools 33.1

Full Changelog: 1.27.0...1.27.1

GeoWebCache 1.26.3

Maintenance release.

Improvements:

• Mime type: advertise preferred content disposition
• Support Environment Parametrization for WMSLayer Credentials
• Support loading the xml configuration from a read-only filesystem

Fixes:

• Limit number of S3 requests when truncating based on tile range

Updates:

• Update to GeoTools 33.1
• Updating to imageio-ext 1.4.15
• Updating jai-ext to 1.1.31
• Update commons-logging from 1.2 to 1.3.5
• Upgrade hazelcast from 5.3.6 to 5.3.8
• Update jai-ext to latest version (1.1.30)

Full Changelog: 1.26.2...1.26.3