Alternatives to Pascal compiler source files for Lazarus

Text editor for code, markup and prose

Binary releases of VS Code without MS branding/telemetry/licensing

Java IDE by JetBrains

Command-line tools for building and debugging Android apps

Open source implementation of Microsoft's .NET Framework

C and C++ IDE

IDE for application development

Go (golang) IDE

Development environment, tooling platform and application framework

JDK from Oracle