Cygwin full changelog
Cygwin 3.6.5
released Nov 6, 2025 (New Release)
Fixes:
Fix two minor bugs in clock and POSIX timer handling.
Fix an ordering problem in sys/termios.h.
Fix doxygen hang due to a deadlock between fclose() and fork().
Fix multi-thread safety of system().
Revert fix handling of invalid 4 byte UTF-8 sequence. It was broken.
Instead, fix internal conversion of filenames in case of an invalid 4 byte UTF-8 sequence.
Make process_fd correctly handle pty and console.
Fix Ctrl-O (FLUSHO) handling.
Fix multi-thread safety of fork()/exec() by adding the same locking as was done for spawn.
Fix native symlink to '.' (a regression in 3.6.4)
Fix two minor bugs in clock and POSIX timer handling.
Fix an ordering problem in sys/termios.h.
Fix doxygen hang due to a deadlock between fclose() and fork().
Fix multi-thread safety of system().
Revert fix handling of invalid 4 byte UTF-8 sequence. It was broken.
Instead, fix internal conversion of filenames in case of an invalid 4 byte UTF-8 sequence.
Make process_fd correctly handle pty and console.
Fix Ctrl-O (FLUSHO) handling.
Fix multi-thread safety of fork()/exec() by adding the same locking as was done for spawn.
Fix native symlink to '.' (a regression in 3.6.4)
Cygwin 3.5.3
released Apr 5, 2024 (New Release)
Cygwin 3.5.1
released Feb 27, 2024 (New Release)
Cygwin 3.5.0
released Feb 6, 2024 (New Release)
Cygwin 3.4.10
released Jan 29, 2024 (New Release)
Cygwin 3.4.9
released Sep 6, 2023 (New Release)
Cygwin 3.4.8
released Aug 18, 2023 (New Release)
Cygwin 3.4.7
released Jun 16, 2023 (New Release)
Cygwin 3.4.6
released Feb 14, 2023 (New Release)
Cygwin 3.4.3
released Dec 19, 2022 (New Release)
Cygwin for Windows 7 - free download notice
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