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).
Notational Velocity is a mouseless application for storing and retrieving notes. With Notational Velocity, searching for notes is not a separate action; rather, it is the primary interface. Searching encompasses all notes content and occurs instantly with each key pressed.
PSPad is a freeware programmers editor in 8 languages for Microsoft Windows operating systems. Some features are highlighted syntax, ftp, projects and so on. Code explorer for Pascal, C/C++, INI, HTML, XML, PHP and more in development, internal web browser with APACHE support.
ReText is a simple text editor for Markdown and reStructuredText documents with syntax highlighting and optional live preview. It is written in Python using Qt libraries, able to run on any platforms (Linux and BSD are officially supported).
A simplified, RedNotebook-type journal/diary app. With a focus on minimal design and a distraction free writing environment. Makes a folder full of dated text files that are easy to access even without the journal program.
NixNote, formerly Nevernote, is an open source client for Evernote . It is written in Java so it will also run on Windows & OS-X, but the primary focus has been to try and get a usable environment for Linux.
ColorNote is a simple notepad app. It give you a quick and simple notepad editing experience when you write notes, email, message, shopping lists and todo lists. ColorNote makes taking a note easier than any other notepad apps.