SourceForge
GitHub
GitLab
BitBucket
openDesktop.org
Gitea
Launchpad.net
OSOR
RAD Studio
Rider
Xamarin.Android
IntelliJ IDEA
Qt Creator
Microsoft Visual Studio
Android Studio
Thunkable X
SourceForge
RAD StudioGitHub - 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.
Rider - Rider is a cross-platform .NET IDE based on the IntelliJ platform and ReSharper.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Xamarin.Android - Integrated environment for building not only native Android but iOS and Windows apps too.
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.
IntelliJ IDEA - Capable and Ergonomic IDE for JVM