Ghidra is an NSA-created software reverse engineering framework with disassembly, decompilation, graphing, and scripting for compiled code.
Cross-platform command-line shell, scripting language, and automation framework for Windows, Linux, and macOS.
Vim is a highly configurable, Vi-compatible text editor with a scripting language, syntax highlighting, and undo history.
The reference C implementation of the PHP general-purpose scripting language and its interpreter, CLI, and bundled extensions.