In addition to what others have mentioned, Tcl also has the speedtables extension, which is absurdly powerful for a lot of tasks. https://github.com/flightawar

In addition to what others have mentioned, Tcl also has the speedtables extension, which is absurdly powerful for a lot of tasks. https://github.com/flightaware/speedtables https://github.com/flightaware/speedtables