Tab Manager Plus for Chrome - The only tab manager you'll ever need
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.
Tabbie - The missing tab manager for Chrome
Boostnote - Boostnote is an open-source note-taking app.
TabAttack - Export tabs as markdown - Make Chrome more efficient
Standard Notes - A safe place for your notes, thoughts, and life's work