aPACK v1.00 - 16-bit DOS executable compressor Copyright © 1997-2012 Jørgen Ibsen. All Rights Reserved. aPACK is a compressor for 16-bit DOS executables -- it can compress .exe and .com programs while keeping them executable. Most DOS executable compressors use a standard depacker for every file, however parts of the depacker are not required or can be optimized for certain executables. aPACK produces a specifically optimized depacker for every executable it compresses. aPACK has ranked as one of the best 16-bit DOS executable compressors for years. aPACK is free to use even for commercial use, please check the included license for details. Site: http://www.ibsensoftware.com/products_aPACK.html