LockBox3 is a Delphi library for cryptography. It provides support for AES, DES, 3DES, Blowfish, Twofish, SHA, MD5, a variety of chaining modes, RSA digital signature and verific...
PngComponents is a set of components that allows you to include in your application real PNG files. You can read more about them in the Doku subfolder.
Abbrevia is a compression toolkit for Delphi and C++Builder. It supports compressing and decompressing PKZIP, Microsoft CAB, tar, gzip, and bzip2 archives, and can create self-extracting executables. On Windows it also provides Delphi wrappers for the LZMA, Bzip2, and WavPack SDKs, and PPMd decompression.
TurboPack DOSCommand component let you execute a dos program (exe, com or batch file) and catch the ouput in order to put it in a memo or in a listbox, ... You can also send inputs.