Hi!
The copyright notice inside the font file says,
"Copyright (c) 2012, CDAC-GIST, INDIA. Sakal Marathi Normal Open Type
Font. Licensed to Government of Maharashtra under CoE for Marathi.
This font is for non-commercial use. For commercial license contact
info...@cdac.in."
Would you like to email
info...@cdac.in and find out if they would
be willing to make the font available under the SIL Open Font License
v1.1 or the Apache 2.0 license? :-)
Cheers
Dave