Concur - Automated travel and expense management - your employees, travel managers and finance, too.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
AmTrav - AmTrav is a travel management solution that offers expense management integration, online booking tools to help booking process, travel consultant service, and more.
Standard Notes - A safe place for your notes, thoughts, and life's work
Notilus - Notilus offers business travel expense management solution.
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.