libzip 1.8.0

• Add support for zstd (Zstandard) compression.
• Add support for lzma (ID 14) compression.
• Add zip_source_window_create().
• Add zip_source_zip_create() variant to zip_source_zip().
• Allow method specific comp_flags in zip_set_file_compression().
• Allow zip_source_tell() on sources that don't support seeking and zip_ftell() on compressed data.
• Provide more details for consistency check errors.
• Improve output of zipcmp.
• In zipcmp, don’t ignore empty directories when comparing directory listing.
• Treat empty string as no password given in zip_file_set_encryption(), zip_fopen_encrypted(), and zip_set_default_password().

libzip 1.7.3

• Support cmake < 3.17 again.
• Fix pkgconfig file (regression in 1.7.2).

libzip 1.7.2

• Fixes for the CMake find_project() files.
• libzip moved to the CMake libzip:: NAMESPACE.
• CMake usage best practice cleanups.

libzip 1.7.1

• Restore LIBZIP_VERSION_{MAJOR,MINOR,MICRO} symbols.
• Fixes warnings reported by PVS-Studio.
• Add LIBZIP_DO_INSTALL build setting to make it easier to use libzip as subproject.

libzip 1.7.0

• Add support for encrypting using traditional PKWare encryption.
• Add zip_compression_method_supported().
• Add zip_encryption_method_supported().
• Add the ZIP_SOURCE_GET_FILE_ATTRIBUTES source command.
• Refactor stdio file backend.
• Add CMake find_project() support.

libzip 1.6.1

• Bugfix for double-free in zipcmp(1) during cleanup.

1.6.0

• Avoid using umask() since it's not thread-safe.
• Set close-on-exec flag when opening files.
• Do not accept empty files as valid zip archives any longer.
• Add support for XZ compressed files (using liblzma).
• Add support for cancelling while closing zip archives.
• Add support for setting the time in the on-disk format.