Reminder: ViaVersion will use Java 21 in a future release, please keep your Java updated! If you want to get larger updates early consider becoming a supporter https://viaversion.com/donate.

Changelog:

• Added 1.21.6 client support (by KennyTV)
• Partially fixed item desyncs in 1.21.4->1.21.5
• Fixed invalid characters in command click events causing client errors in 1.21.4->.5 (by EnZaXD)
• Fixed infinite respawning with 1.21.2+ clients on older servers (by RK_01)
• Fixed boat steering issues on Fabric servers in 1.21->1.21.2 (by EnZaXD)
• Fixed negative damage and repair cost values causing errors in 1.20.3->1.20.5 (by EnZaXD)
• Ignore server-only creative slot lock and map post processing data in 1.20.3->1.20.5 (by EnZaXD)
• Ignore unknown tags in block predicates in 1.20.3->1.20.5 (by EnZaXD)
• Fixed some entity removal checks on respawn in 1.15-1.17 (by dewgs)
• Fixed a regression causing container click errors in 1.8->1.9 (by EnZaXD)
• Fixed non-standard chunk palette data reading of non-empty values with 0 bits (by EnZaXD)
• Various fixes to text component conversion across versions (by kennytv, EnZaXD, ImGxrke)
• Added suppress-text-component-conversion-warnings config option to suppress errors during these separetely to other conversion errors

Huge thanks to Kenny, EnZaXD, RK_01, dewgs and ImGxrke for contributing towards this release.