Disqus vs Opal
A side-by-side look at Disqus and Opal. For an in-depth review of either product, follow the links below.
Disqus
Social & Communications
Disqus is a blog comment hosting service for websites and online communities. It allows site owners to have discussions on their sites without having to manage them directly.
commentsdiscussionsforumscommunity
Opal
Office & Productivity
Opal is an open-source alternative to Microsoft OneNote for taking notes and organizing information. It allows users to create digital notebooks to capture text, drawings, and web clippings.
notesorganizationopensource