gca freeware downloads
ArcConvert
0.65a freeware download... Z / BZ2 / YZ1 / YZ2 / GCA / BEL / RPM / DEB/ BH / Noa32 / HKI / PAQAR / SQX /HA ...
TUGZip
3.5.0.0 freeware download... 7-ZIP, A, ACE, ARJ, BZ2, CAB, CPIO, DEB, GCA, GZ, IMP, LHA (LZH), LIB, RAR, RPM, SQX, ... ACE, ARC, ARJ, BH, BZ2, CAB, CPIO, DEB, GCA, GZ, IMP, JAR, LHA (LZH), LIB, RAR, RPM, ...
IZArc
4.5 freeware download... BZ2, BZA, C2D, CAB, CDI, CPIO, DEB, ENC, GCA, GZ, GZA, HA, IMG, ISO, JAR, LHA, LIB, LZH, MDF, MBF, MIM, NRG, PAK, PDI, PK3, ...