A selected collection of open source, free, and commercial Delphi components to help you add ZIP / UNZIP functionality to your application. Compressing and deflating files and directories in well-known formats like ZIP, RAR, TAR, GZIP, CAB will not longer be a missing piece in your Delphi projects!
FlexCompress is a compression delphi component designed for creating archives with strong encryption and better compression rate than WinZip and RAR. Native VCL, no DLLs, no OCXs, provides compression for files, buffers, streams and strings, supports in-memory archives, compresses large files > 4 Gb with low memory consumption and lots of other useful features.
Delphi ZIP component with full PKZip compatibility, zip / unzip, fast Deflate implementation, multi-disk, splitting, Zip64, SFX, repair, streaming support, transaction system, ZIP password protection, progress indication and other useful features. ZipForge doesn't require DLLs, it compiles directly into EXE file. ZipForge is free for personal use Zip Delphi component. Now with full Unicode support!
Abbrevia is a compression toolkit for Borland Delphi, C++Builder, & Kylix. It supports PKZIP 4, Microsoft CAB, TAR, & gzip formats & the creation of self-extracting archives. It includes visual components that simplify the manipulation of ZIP files. Open Source.
ZipTV currently supports more than 46 compression and decompression algorithms. With ZipTV you can list archives, compress / extract archives to disk / memory / clipboard, span archives over diskettes, password protect, encrypt, find files or ASCII / binary / hexadecimal / decimal / octal data in archives or non-archives, scan disk for files, add comment, encode / decode files, associate file types, convert between archive formats, work with multi-volume / multi-part / nested archives, execute files from archives, test archives, create SFX, UnSFX, edit archive headers, retrieve lost passwords etc... Supports SPLIT / Enhanced Deflate / Deflate64 ZIP, JAR, CAB, LHA, LZH, TAR, GZIP, GZipTar, BH BlakHole, UUE / XXE / ENC, RAR, ARJ, ARC, ...
Open Source. TZipMaster is a non-visual VCL wrapper created by ChrisVleghert and EricW.Engler for their freeware Zip and Unzip DLLs.