These libraries can be used to quickly create a GUI for configureable parameters using sliders, checkboxes, colors pickers etc
- Tweakpane https://github.com/cocopon/tweakpane Demo: https://cocopon.github.io/tweakpane/
 - control-panel https://github.com/freeman-lab/control-panel
 - ControlKit https://github.com/automat/controlkit.js
 - guify https://github.com/colejd/guify Main site is down, here is the demo https://jons.website/projects/guify/index
 - oui https://github.com/wearekuva/oui
 - Palette.js https://github.com/lehni/palette.js
 - QuickSettings https://github.com/bit101/quicksettings
 - PaperGUI https://github.com/google/paper-gui dat.GUI clone by Google. Demo https://raw.githack.com/google/paper-gui/gh-pages/demo.html
 - lil-gui https://github.com/georgealways/lil-gui Demo: https://lil-gui.georgealways.com/
 - dat.GUI https://github.com/dataarts/dat.gui
 
Because RawGit is shutting down, use https://htmlpreview.github.io/ to preview HTML directly from github. Another alternative is https://raw.githack.com/