1.torvalds / linuxLinux kernel source treeCOther license254K total67K forks+24,044 starsfrom 230,362 · score 10.09
2.mit-pdos / xv6-riscvXv6 for RISC-VCOther license11K total4.6K forks+1,269 starsfrom 9,481 · score 7.15
3.dspinellis / unix-history-repoContinuous Unix commit history from 1970 until todayunixfreebsdbell-labshistoryevolutionberkeley+1 moreAssemblyOther license7.3K total506 forks+140 starsfrom 7,154 · score 4.95