lab/fontmix: Unicode-compatible mixing of several fonts into one 
lab/perl9p: an 9P client and server library in pure Perl
lab: experimental or work-in-progress stuff
pc-ether-amilo-si1520: patched driver for Fujitsu-Siements Amilo Si 1520 laptops
pc-ether-evo-n610c: patched driver for Compaq Evo N610c laptops
replica/fontsrv: a backport of fontsrv(4) from plan9port with freetype
replica/git: backport of Ori's git9 from 9front
replica/rd: native RDP client