QuickNote by Sanketlipi is described as 'QuickNote is a .txt and .rtf note editor and organiser. It does not use a database; instead, notes are saved as separate files. So one can access them with windows explorer. It shows all the subfolders under the working directory as nodes and subnodes in a tree-view pane' and is an app in the Development category. There are more than 100 alternatives to QuickNote by Sanketlipi for a variety of platforms, including Windows, Mac, Android, Online / Web-based and iPhone. The best alternative is Joplin. It's not free, so if you're looking for a free alternative, you could try Standard Notes or Notion. Other great apps like QuickNote by Sanketlipi are Microsoft OneNote (Freemium), Evernote (Freemium), Simplenote (Free, Open Source) and CherryTree (Free, Open Source).
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, can be copied, tagged and modified either from the applications directly or from your own text editor.
With so many tools, it's hard to keep everyone on the same page. Notion is a new tool that unifies them all. It's like Google Docs, but everything is organized and discoverable by your team. Real collaboration in real-time.
Zettlr is a supercharged markdown editor that combines many writing editor features and collect them in one application. It aims at speeding up your workflow and help you write without any interruptions.