Paper is a code note taking tool for VSCode with some special features. The main motivation behind Paper is to build a tool that will let you keep directories, files, location info within a file somewhere faster to reach so it's easy to get back to them.
If you are working on a feature and switching between few files, a tool like Paper could will this a lot easier and eliminate the need for having to search for a file among the open tabs or scroll a file over and over looking for that function.
You can install the extension from VSCode marketplace.
Here are few features of paper and how they might come in handy.
If you click on the file icon in the floating menu, a bookmark for the active file will be created at the location of the cursor.
This is helpful if you want to bookmark a file that you frequently visit while implementing a feature.
If you select a text and click on the mouse icon in the floating menu, a bookmark to the selection will be created at the location of the cursor.
You could bookmark a few locations in your codebase that you jump around often. This could eliminate a lot of scrolling and searching for the tab among all the open tabs.
A file tree widget shows you the files under a particular path as a tree view.
This helps to keep a particular directory in-sight if don't want to keep expanding it in VSCode's tree view.