RUCC/386 is a powerful COM file compressor designed specifically for very small files (less than 5KB). It excels at compressing small COM files for DOS boot disks and emergency disks, often achieving better compression ratios than Apack 0.99b and UPX 1.20 … 3.94.
rucc infile [outfile]
infile
: COM file to compress (must be shorter than 24,318 bytes)outfile
: Optional filename for the compressed filerucc myprogram.com compressed.com
RUCC386.EXE: MS-DOS executable RUCC686.EXE: MS-DOS executable, LE executable for MS-DOS, DOS/32A DOS extender (stub), UPX compressed rucc.html: HTML document, Unicode text, UTF-8 text, with very long lines (12579) rucc_elf64: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), statically linked, no section header
Remember to always keep backups of your original files before compression.
Citations:
https://github.com/packing-box/awesome-executable-packing