Jim Tcl
Jim Tcl is a lightweight embeddable Tcl interpreter, designed for applications where simplicity, small footprint, and ease of integration are important. It is commonly used to extend existing applications with scripting capabilities or as a standalone scripting language.
Popularity: Less than 1% of developers are using or have used this language.*
*According to StackOverflow's 2023 survey.
Repositories on GitHub: 7,056