It is described as a logic-less system because it lacks any explicit control flow statements, like if and else conditionals or for loops; however, both looping and conditional evaluation can be achieved using section tags processing lists and anonymous functions (lambdas).

[1][2] Implementations are available in ActionScript, C++, Clojure, CoffeeScript, ColdFusion, Common Lisp, Crystal, D, Dart, Delphi, Elixir, Erlang, Fantom, Go, Haskell, Io, Java, JavaScript, Julia, Lua, .NET, Objective-C, OCaml, Perl, PHP, Pharo, Python, R, Racket, Raku, Ruby, Rust, Scala, Smalltalk, Swift, Tcl, CFEngine, and XQuery.

In a model–view–presenter (MVP) context: input data is from MVP-presenter, and the Mustache template is the MVP-view.

Comments are indicated using an exclamation mark.Syntax highlighting is available in Atom, Coda, Emacs,[4] TextMate, Vim and Visual Studio Code.

[citation needed] Mustache inspired numerous JavaScript template libraries which forked from the original simplicity to add certain functionality or use.

[citation needed] Handlebars.js[7] is self-described as: Handlebars.js is an extension to the Mustache templating language created by Chris Wanstrath.