Free and open-source Mind mapping and brainstorming software. Very rich in features compared to Freemind (also free), a little clunky compared to Mindjet ($349), but…
Advanced PDF Tool will allow you to split and merge pdf’s and remove password protection, allowing you to edit any pdf. http://misc.vrijpodium.com/data/uploads/dls/AdvancedPDFUtilitiesFree.exe
LibreOffice is a complete office suite consisting of a word processor, spreadsheet, presentation software, and drawing software. All applications are fully featured. LibreOffice can open…