sql server - Automating SQL Code Comparison/Version Control -

i built simple ssis package automatically backs of stored procedures team. it's simple, kicks out sql file containing code network drive have backups in event code overwritten. take 1 step further , layer on type of automated code comparison , versioning. essentially, comparing each backup , showing or archiving changes made on dates. based on research far should doable note++, subversion, or git. don't have experience of these though. has set similar , might have tips? thanks!

best, logan