- Filename extension
- .zip , .zipx , .z01 , .zx01
- Internet media type
- application/zip application/x-zip-compressed
- Uniform type identifier uti
- com.pkware.zip-archive
- Magic number
- none PK\x03\x04 PK\x05\x06 (empty) PK\x07\x08 (spanned)
- Developed by
- PKWARE, Inc.
- Initial release
- 14 February 1989 ; 37 years ago ( 1989-02-14 )
- Latest release
- 6.3.10, 1 November 2022 ; 3 years ago ( 2022-11-01 )
- Type of format
- Data compression
- Extended to
- JAR , .ipa , .apk ( EAR , RAR (Java) , WAR ) Office Open XML Open Packaging Conventions OpenDocument XPI dotLottie
- Standard
- APPNOTE from PKWARE ISO/IEC 21320-1:2015 (a subset of ZIP file format 6.3.3)
- Open format
- Some variants