
Firefox Developer Tools
Chrome DevTools
Typescript
Fiddler
replit
SplineTech Javascript Debugger
Flow Type
Insomnia REST
SourceForge
GitHub
GitLab
BitBucket
openDesktop.org
Gitea
Launchpad.net
OSOR
SourceForgeChrome DevTools - Get started with Google Chrome's built-in web developer tools.
GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
Typescript - TypeScript allows developers to compile a superset of JavaScript to plain JavaScript on any browser, host, or operating system.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Fiddler - Fiddler is a debugging program for websites.
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.