# 7za > A file archiver with high compression ratio. > A standalone version of `7z` with support for fewer archive types. - Archive a file or folder: `7za a {{compressed.7z}} {{path/to/file}}` - Extract an existing 7z file with original directory structure: `7za x {{compressed}}` - Archive using a specific archive type: `7za a -t{{zip|gzip|bzip2|tar|...}} {{compressed}} {{path/to/file}}` - List available archive types: `7za i` - List the contents of an archive file: `7za l {{compressed}}`