Tensile is a brand-new programming languages designed especially for complex processing texts in SGML-like formats. Its key feature is the notion of finite-state automata used for defining text transformations. Tensile has been designed, too, for Web programming, so it has inherent CGI capabilities. Tensile is an exTENSIbLE language which means that (a) pluggable modules are supported and (b) user-defined and predefined entities are mostly treated in the same way. WWW: http://www.nongnu.org/nsl/