31f7b16f47fa828ca106ad77622029478055c842
Because it is an extension to BMS, so most apps save them with bms extension anyway, there exist some convertors that output to .bml files however.
Languages
C++
85.7%
Lua
4.3%
C
4.3%
Rich Text Format
2.3%
CMake
1.1%
Other
2%