Tab Keeper - An extension to save all the tabs in a browser session
Joplin - 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, tagged and modified either from the applications directly or from your own text editor.
Tab Manager Plus for Chrome - The only tab manager you'll ever need
Boostnote - Boostnote is an open-source note-taking app.
Tabbie - The missing tab manager for Chrome
Typora - A minimal Markdown reading & writing app.