| bzip2 | Package bzip2 implements bzip2 decompression. | 
    
        | flate | Package flate implements the DEFLATE compressed data format, described in RFC 1951. | 
    
        | gzip | Package gzip implements reading and writing of gzip format compressed files, as specified in RFC 1952. | 
    
        | lzw | Package lzw implements the Lempel-Ziv-Welch compressed data format, described in T. A. Welch, “A Technique for High-Performance Data Compression”, Computer, 17(6) (June 1984), pp 8-19. | 
    
        | zlib | Package zlib implements reading and writing of zlib format compressed data, as specified in RFC 1950. |