Several dedicated platforms offer extensive libraries of hymns, choruses, and contemporary worship songs at no cost:
Contains thousands of public domain backing files available as MP3 or MIDI for piano, band, and organ. Popular Christian Songs in MIDI Format midis cristianos gratis best
A great Spanish-language resource for "coros e himnos" in MIDI format. midis cristianos gratis best
A non-profit site providing mobile-friendly MIDI resources specifically designed for church services. midis cristianos gratis best