Codassium Alternatives

Collaborative code editor with in-browser, real-time execution. Conduct programming phone screens like a boss.

Realtime Collaborative Editor with Code Execution, REPLs and Chat

Floobits brings real-time collaborative editing to text editors, IDEs, and now Atom.

Collabedit is an online and collaborative text editing program suited to programmers and ideal for job interviews, educational lessons, and team projects.

A new way for developers to work.

Codeanywhere is a complete toolset for web development. Enabling you to edit, collaborate and run your projects from any device.

AWS Cloud9 is a cloud-based integrated development environment (IDE) that lets you write, run, and debug your code with just a browser.

CodeTogether is a remote pair programming solution that can be installed into IntelliJ, Eclipse and VS Code. Works across IDEs and you can even join from a browser.

freemium

PaizaCloud IDE is a programming platform that allows developers to do coding efficiently.

"Leaps is a command line utility and golang library for collaboratively editing your local files over HTTP, using operational transforms to ensure zero-collision synchronization across any number of editing clients." - from the github readme

Test candidates using a real-time code editor over Skype

CodeSignal is the leading assessment platform for technical hiring.