.rb — Ruby Script
Source code for the Ruby programming language, commonly used for web applications (e.g. Ruby on Rails) and scripting.
Safety guidance (not a guarantee)
Scripts can run commands on your computer when executed. Only run scripts from sources you trust, and review the contents in a text editor first if you're unsure.
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File extension lookup
Frequently asked questions
What is a .rb file?
Source code for the Ruby programming language, commonly used for web applications (e.g. Ruby on Rails) and scripting.
Can I edit a .rb file?
Yes — .rb files are commonly editable with software such as Ruby interpreter.
Does having a .rb extension mean the file is safe?
No single extension can guarantee that. Scripts can run commands on your computer when executed. Only run scripts from sources you trust, and review the contents in a text editor first if you're unsure. Always consider where the file came from, not just its name.
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