Archive and compressed – WiKi

  • .?Q? – files compressed by the SQ program
  • 7z – 7-Zip compressed file
  • AAC – Advanced Audio Coding
  • ace – ACE compressed file
  • ALZ – ALZip compressed file
  • APK – Applications installable on Android
  • AT3 – Sony’s UMD Data compression
  • .bke – BackupEarth.com Data compression
  • ARC
  • ARJ – ARJ compressed file
  • BA – Scifer Archive (.ba), Scifer External Archive Type
  • big – Special file compression format used by Electronic Arts for compressing the data for many of EA’s games
  • BIK (.bik) – Bink Video file. A video compression system developed by RAD Game Tools
  • BKF (.bkf) – Microsoft backup created by NTBACKUP.EXE
  • bzip2 – (.bz2)
  • bmp – (paint)
  • bld – Skyscraper Simulator Building
  • c4 – JEDMICS image files, a DOD system
  • cab – Microsoft Cabinet
  • cals – JEDMICS image files, a DOD system
  • cpt/sea – Compact Pro (Macintosh)
  • DAA – Closed-format, Windows-only compressed disk image
  • deb – Debian Linux install package
  • DMG – an Apple compressed/encrypted format
  • DDZ – a file which can only be used by the “daydreamer engine” created by “fever-dreamer”, a program similar to RAGS, it’s mainly used to make somewhat short games.
  • DPE – Package of AVE documents made with Aquafadas digital publishing tools.
  • EEA – An encrypted CAB, ostensibly for protecting email attachments
  • .egg – Alzip Egg Edition compressed file
  • EGT (.egt) – EGT Universal Document also used to create compressed cabinet files replaces .ecab
  • ECAB (.ECAB, .ezip) – EGT Compressed Folder used in advanced systems to compress entire system folders, replaced by EGT Universal Document
  • ESS (.ess) – EGT SmartSense File, detects files compressed using the EGT compression system.
  • GHO (.gho, .ghs) – Norton Ghost
  • gzip (.gz) – Compressed file
  • IPG (.ipg) – Format in which Apple Inc. packages their iPod games. can be extracted through Winrar
  • jar – ZIP file with manifest for use with Java applications.
  • LBR – Library file
  • LQR – LBR Library file compressed by the SQ program.
  • LHA (.lzh) – Lempel, Ziv, Huffman
  • lzip (.lz) – Compressed file
  • lzo
  • lzma
  • LZX (algorithm)
  • MBRWizard archive (.mbw)
  • MPQ Archives (.mpq) – Used by Blizzard games
  • MacBinary (.bin)
  • NTH (.nth) – Nokia Theme Used by Nokia Series 40 Cellphones
  • PAK – Enhanced type of .ARC archive
  • Parchive – (.par, .par2)
  • Quake 3 archive (.pk3) – (See note on Doom³)
  • Doom³ archive (.pk4) – (Opens similarly to a zip archive.)
  • RAR Rar Archive (.rar) – for multiple file archive (rar to .r01-.r99 to s01 and so on)
  • RAG / RAGS game file, a game playable in the RAGS game-engine, a free program which both allows people to create games, and play games, games created have the file format “RAG game file”
  • RPM – Red Hat package/installer for Fedora, RHEL, and similar systems
  • SEN Scifer Archive (.sen) – Scifer Internal Archive Type
  • sit/sitx – StuffIt (Macintosh)
  • SKB – Google Sketchup Backup File
  • tar – group of files, packaged as one file
  • .tar.gz, .tgz – gzipped tar file
  • TB (.tb) – Tabbery Virtual Desktop Tab file
  • TIB (.tib) – Acronis True Image backup
  • uha – Ultra High Archive Compression
  • VIV – Archive format used to compress data for several video games, including Need For Speed: High Stakes.
  • VOL – unknown archive
  • VSA – Altiris Virtual Software Archive
  • WAX – Wavexpress – A ZIP alternative optimized for packages containing video, allowing multiple packaged files to be all-or-none delivered with near-instantaneous unpacking via NTFS file system manipulation.
  • Z – Unix compress file
  • zoo – based on LZW
  • zip – popular compression format

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