zipinfo

zipinfo [-1] [-l] [-m] [-h] [-t] [options] archive [members]

zipinfo displays information about ZIP archives without extracting. It shows structure, compression, and metadata.Short listing (-1) provides filenames only, useful for scripting. Each file appears on its own line.Long listing (-l) resembles ls -l output. It shows permissions, sizes, compression, and dates.The header (-h) shows archive-level information: filename, size, and number of entries.Totals (-t) summarize the archive: file count, total sizes, and compression ratio.Pattern matching selects specific files to display. Wildcards work for filtering large archives.

-1

Filenames only, one per line.

Filenames only, allows headers (-h), totals (-t), and comments (-z).

Short Unix ls -l format (default).

Medium format: adds compression factor percentage.

Long format: shows compressed size in bytes.

Print archive header (name, size, file count).

Print totals (file count, total sizes, compression ratio).

Print timestamps in sortable decimal format (yymmdd.hhmmss).

Print archive comment.

Verbose multi-page format with all available info.

Pipe output through internal pager (like more).

Exclude files matching pattern.

Long listing shows:- Permissions- Version- OS- Size (uncompressed)- Compression type- Size (compressed)- Ratio- Date/time- Filename

Part of Info-ZIP package. Some encrypted archives may not show all info. Very large archives may be slow.

zipinfo is part of Info-ZIP, developed by the Info-ZIP group starting in the early 1990s. It provides archive inspection without extraction.

unzip(1), zip(1), zipgrep(1), zipcloak(1)