- Current version of LibreOffice
https://www.libreoffice.org/download/download-libreoffice/ - Previous versions of LibreOffice
Click to get previous version - yEd graph editor (free graph editor a bit like Microsoft Visio)
https://www.yworks.com/products/yed/download - ProjectLibre free project management software used by thousands of businesses and NGOs.
Click to get LibreOffice - Microsoft office templates
https://templates.office.com