Coq 8.8.1 includes four critical bug fixes, many other bug fixes, documentation improvements and user message improvements.
For details, see CHANGES and the 8.8.1 milestone. Feedback and bug reports are extremely welcome.
Distribution
Installers for Windows 32 bits (i686), Windows 64 bits (x86_64), and macOS are available. They come bundled with CoqIDE. The Windows installers also include the option to install external packages Bignums, Equations and Ltac2.
Complete sources of the files installed by the Windows installers are made available, to comply with license requirements.