OpenLP是开源、跨平台的教会演示软件，用来投影圣经、音乐、视频，图像及教会介绍宣传等。
OpenLP支持Linux、Windows和macOS，可以使用Andoird/iOS App远程控制OpenLP。
官网：https://openlp.org/
OpenLP is a feature rich open-source church presentation platform that doesn’t tie you down to subscription renewals, device platforms, or even the presentation computer! With OpenLP, you’re free to upgrade as soon as the next release comes out; you’re free to roam the sanctuary with our Android remote app, and you’re free to install as many copies of the application as you want on Windows, Linux, Mac or FreeBSD. OpenLP continuously strives to deliver with excellence the technical elements of your church’s worship service.
Ubuntu安装OpenLP：
$ sudo apt-add-repository ppa:openlp-core/release
$ sudo apt-get update
$ sudo apt-get install openlp
OpenLP源代码：https://get.openlp.org/2.4.3/OpenLP-2.4.3.tar.gz