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NixNote

ReadCube helps you collect and curate the research material that you're passionate about. The award-winning reference manager will dramatically improve the way you discover, organize, read, annotate, share, and cite.

Orginize your notes effortlessly in the cloud with Evernote. The application is designed or note taking, organizing, task management, and archiving. With Evernote users can find information and take notes in the form of text, drawings, photographs, or saved web content that can be shared with anyone. Evernote is available cross platform and is free to sign up for, however premium features are provided at a monthly cost.

A free note-taking service developed by Google. With Google Keep you can quickly capture what's on your mind and get reminded at the right time or place. Google Keep is available on the web, and has mobile apps for the Android and iOS mobile operating systems. You can use your original Google Account, email or phone to access your notes stored in Google's cloud.

Microsoft OneNote is a collaborative note taking application. Microsoft OneNote can be used for free while a premium subscription of the software is available through Microsoft 365.