qNotesManager is an simple yet powerful note-taking software. If you like to keep your notes organized like I do, then this software is for you.
Main features:

• Format note text in WYSIWYG-editor;
• Insert images, lists, tables;
• Add tags to your notes;
• Group notes in categories (folders);
• Filter notes by their creation / modification time;
• Search in note text or in entire document;
• Attach files to notes;
• Decorate notes with different colors and icons;
• Add bookmarks to frequently used notes for easy access;
• Save file may be encrypted if you want to keep your information in secret;
• Quick note function: create a new note with text from clipboard with just one click.