Description: TXR is a programming language and interpreter focused on text processing and data munging. It has strong string handling capabilities and integrates regexes into the language.
Type: software
Pricing: Free
Description: Wolfram Alpha is a computational knowledge engine that allows users to get instant expert-level answers to questions on math, science, and many other topics by typing queries in plain language. It understands and computes answers across many domains.
Type: software