iRules within the F5 BigIP products are written in Tcl. I spent a lot of time over the last 15-20 years writing/managing iRules and I always quite enjoyed it. D

iRules within the F5 BigIP products are written in Tcl. I spent a lot of time over the last 15-20 years writing/managing iRules and I always quite enjoyed it. Don't have much recent exposure over the last few years, though.