Mostly written in C
License: Beerware, bsd, Internet_Systems_Consortium_License
Mostly written in shell script
License: BSD-3-Clause, gpl, Verbatim_copying
Mostly written in C++
License: gpl
Mostly written in C
License: bsd_2clause_ish, gpl2_or_later, GNU_General_Public_License_v2_0_only, gpl, Public_Domain