[xaedes]

Yep, this one is great.

Curiously it has a Figlet.js: http://patorjk.com/software/taag/js/figlet.js

/*

    FIGlet.js (a FIGDriver for FIGlet fonts)
    By Patrick Gillespie ([e-mail])
    Originally Written For: http://patorjk.com/software/taag/
    License: MIT (with this header staying intact)

    This JavaScript code aims to fully implement the FIGlet spec.
    Full FIGlet spec: http://patorjk.com/software/taag/docs/figfont.txt
    
    If you use this for a public app, a link back to TAAG is appreciated  
    but not necessary.

*/