true LibreOffice is a free and powerful office suite, and a successor to OpenOffice.org (commonly known as OpenOffice). Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity. LibreOffice is one of the friendliest and fastest-growing projects in the free and open source software world. LibreOffice is a free and powerful office suite, and a successor to OpenOffice.org (commonly known as OpenOffice). Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity. LibreOffice is one of the friendliest and fastest-growing projects in the free and open source software world.