What are some alternatives?
When comparing OpenLP and ProPresenter, you can also consider the following products
VideoPsalm - Free worship presentation software for churches,
EasyWorship - EasyWorship is an expansive worship presentation software that was designed for all kinds of parishioners. This program brings solid church media with audio and video to every place of worship, from the smallest to the biggest megachurches.
Quelea - Quelea is an open source lyrics projection package aimed at churches.
FreeWorship - FreeWorship is a new versatile, easy-to-use, and reliable worship presentation software designed...
ZionWorx - ZionWorx is professional presentation software aimed at churches but useful for many other groups wanting to present text and media to audiences.
Proclaim - Collaborate to build better presentations. Proclaim syncs across all your devices so you never need another USB drive! Proclaim is Free for 30 days.