For any change bigger than a typo fix, please ask Daniel Ehrenberg before making changes to the Factor FAQ. If you would like to see a question answered, look at Unanswered questions.

What is Factor?

See Why? for a list of key features.

What's a stack-based programming language?

A Stack-based language is one which uses the stack, rather than named variables, to manage data flow. This concept is closely related to that of Concatenative languages, most of which are stack-based.

For further questions, look at the following categories:

• Why Factor?
• What do these Factor-related words mean?
• What kind of a language is Factor?
• How is Factor implemented?
• What libraries does Factor have?
• How can I download and install Factor?
• How do I develop in Factor?
• How can I contribute to Factor?
• How can I learn Factor?
• What are the minimum system requirements for Factor?