L
Mostly written in C
License: gpl, lgpl21_or_later
Mostly written in Python
License: bsd_2clause_ish
V
License: gpl
License: AGPL3
N
License: mit
License: BSD-3-Clause
License: apache_2
K
License: gpl3, lgpl
Mostly written in Java
License: CoreSystemIV, Distributable
License: GNU_General_Public_License_v2_0_only