subscript
Fast and tiny expression evaluator with minimal syntax.
smartcal
A powerful, lightweight TypeScript library for dynamic mathematical expression evaluation with support for variables, formulas, Unicode strings, and compiled expressions for high performance.
@scicave/math-parser
A mathematical parser. We mean by mathematical that, e.g., arithmetic operations is considered for example if you pass "1+2", the result would by a (add node "+") with two children nodes of type number.