Mapnik - Mapnik is a Free Toolkit for developing mapping applications.

Magnific Popup - The greater part of Lightbox modules will completely preload a picture before showing it.

CALCONIC_ - Build & add interactive calculators to your website! Choose from more than 50 premade calculators or build your own from scratch. No coding required. Free plan available. Zapier Integration. Publish Anywhere.

LightGallery - A modern, electron and nodejs based image viewer for Mac, Windows and Linux.

Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.

jQuery Lightbox - jQuery Lightbox plugins are utilized to showcase images and other web stuff using modal dialogs.