QuickNote is described as 'Virtual scrapbook for Desktop with a plain text editor. With Quicknote, in its resizable window you can jot down your notes and organize them in categories' and is an app in the Office & Productivity category. There are more than 100 alternatives to QuickNote for a variety of platforms, including Windows, Mac, Linux, Android and Online / Web-based. The best alternative is Notepad++, which is both free and Open Source. Other great apps like QuickNote are Joplin (Free Personal, Open Source), Standard Notes (Freemium, Open Source), Microsoft OneNote (Freemium) and Vim (Free, Open Source).
USticker is free of charge version of "MakerX" app. USticker is notebook app for your iPhone or iPad with set of tools for organizing. The app lets you make quick notes with sketch/photo-sketch and categorize ones with special very efficient markers for organizing.
Jane is Just Another Nasty Editor, designed to view and edit all kind of ASCII files. There are millions of similar editors already available, but the choice is yours: those who try this might discover nice features they'll soon don't want to miss anymore.
TodoTxtMac is a minimalist, keyboard-driven to-do manager for Mac OS X (10.8 Mountain Lion and higher) that conforms to the todo.txt format spec. - mjdescy/TodoTxtMac General features: · Full compliance with the todo.txt format spec.