#6340
In order to reduce disk space occupation and network upload/download time consumption, some program developers use a quite popular tool - UPX to compress their own executable files, including EXE, DLL, BAT, etc. Unfortunately, it can only be run through the command line console, which is not easy to use. This is why there are front-end tools for UPX, such as UPXN.

#5350
For some novice programmers, a good packaging tool can greatly improve their working efficiency. There are already many virtual packaging tools on the Internet, such as lightweight Enigma Virtual Box, Cameyo, MoleBox Virtualization Solution, P-Apps, as well as the famous VMware ThinApp, Turbo Studio, etc. In contrast, BoxedApp Packer has more powerful features and better compatibility. Its biggest drawback, however, is its poor packing compression rate.

#1768
UPX (short for Ultimate Packer for eXecutables) is a classic, illustrious universal and extendable lightweight packer for various executable files (such as EXE, DLL). With excellent compression ratio and very fast decompression speed. And can be regarded as a commercial quality freeware!