Teletype is described as 'Live coding together'. There are more than 10 alternatives to Teletype for a variety of platforms, including Mac, Windows, Linux, Online / Web-based and iPad. The best alternative is Atom. It's not free, so if you're looking for a free alternative, you could try Pages or Keynote. Other great apps like Teletype are Notes (Free), Graviton Editor (Free, Open Source), Numbers (Free) and Codeshare (Free).
Pages is a powerful word processor that lets you create stunning documents, and comes included with most Apple devices. And with real-time collaboration, your team can work together from anywhere, whether they’re on Mac, iPad, iPhone, or using a PC.
Create gorgeous spreadsheets with Numbers for Mac. Get started with one of many Apple-designed templates for your home budget, checklist, invoice, mortgage calculator, and more. Add tables, charts, text, and images anywhere on the free-form canvas.
I decided to open-source the project since I believe in the power of people all over the world, working together to create something great under a shared vision. I also believe in sharing knowledge, so anyone that learns from a piece of code.
Judge0 IDE is a free and open-source online code editor that allows you to write and execute code from a rich set of languages. It's perfect for anybody who just wants to quickly write and run some code without opening a full-featured IDE on their computer.