What are some alternatives?
When comparing Notably and Tusk, you can also consider the following products
Collect by WeTransfer - Collect by WeTransfer is the best way to organize your ideas.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
GitHub Gist - Gist is a simple way to share snippets and pastes with others.
Top Highlights for Medium - TL;DR for Medium top highlights
OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
Nimbus Clipper - Capture, annotate, and share anything you see online