Apps with 'Separated workspaces' feature
Extensible, cross-platform text editor with a rich ecosystem of plugins and themes.
The Fedora Project is an openly-developed project designed by...
A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.
Pydio is the mature alternative to Dropbox and Box.com, to build your own box, on your own servers.
WebCatalog lets you turn any web apps into desktop apps (a.k.a. site-specific browsers) with many additional features to enhance your workflows. It also protects you from cross-website trackers and preserving your privacy.