Fexl - a Function Expression Language

Fexl is a simple but powerful functional scripting language. It allows you to manipulate numbers, strings, streams, and functions easily and reliably, all within a secure "sandbox". (Fexl is pronounced fex'-uhl, similar to "pixel".)

Fexl source code at GitHub	Updated Wed 2023-02-01
Blog	Updated Tue 2022-12-13
Fexl by Example
Technical Introduction to Fexl
Guide to configuring a new installation
Guide to control structures in Fexl
Interfacing with C
Modular arithmetic	Updated Mon 2022-08-15
Opinionated programmiing	Updated Sat 2022-08-13
Modularity	Updated Tue 2022-11-22
Template expansion	Updated Mon 2022-05-01
Parsing	Updated Sat 2022-07-16
Big numbers
Tuples
Standard library
Functional Components