RightNote will help you get a grip on information overload. It is designed to be easy to use for the new-comer, but also provide advanced features once your notes start to accumulate. RightNote can store text notes, source code, spreadsheets and webpages.
Amplenote allows you to take notes and link those notes to functional task and contacts lists for seamless project management. It supports integration with Google and Outlook calendars to schedule tasks and allows e-mail integration as well.
Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor. The design goal behind Stickies is that the program is small and simple. Stickies will not mess with your system files, or write to the Registry.
Tracks is a web-based application to help you implement David Allen’s Getting Things Done™ methodology. It was built using Ruby on Rails, and comes with a built-in webserver (WEBrick), so that you can run it on your own computer if you like.
Quiver is a notebook built for programmers. It lets you easily mix text, code and Markdown within one note, edit code with an awesome code editor, live preview Markdown and LaTeX cells, and find any note instantly via the full-text search.
Encryptic is an open-source note-taking application heavily focused on encryption. When you start writing, no one will know what you write except for you. We don’t know and we don’t want to know. That’s between you and your work.
Take beautiful markdown notes whenever you feel inspired. Place them in notebooks and tag them accordingly. Stay organized by making task lists, set reminders and keep everything in one place by attaching related files.