We are happy to announce the opening of the development phase for Swift 6.3.4.
- Merge window open: Now
- Merge window close: July 24th 2026
- Planned release: End of July 2026
- Release manager: @mishal_shah (shahmishal on GitHub)
- Process documentation
- Changes for Swift version 6.3.4 should be made on the
release/6.3