ImageBundle adds a helper to Ruby on Rails to create image sprites and matching CSS rules on the fly. Overhead is minimal as sprites are cached. ImageBundle is rendering framework agnostic.

Rails CSS Sprite Utils.

guard-sprite-factory automatically regenerates images by running a rake task.

This gem makes it easy adding an animated image given a sprite sheet

Automatically generate an SVG sprite from a folder of SVG icons.

punks - generate your own 24×24 (or 32×32 or 12×12) punk (incl. Matt & John's® ye olde punk v1/v2 anno 2017 style), phunk, philip, marilyn, marc, saudi/sheik, man in black, hottie 'n' more (pixel) avatar / character images (off chain) from text attributes (via built-in spritesheets); incl. 2x/4x/...

moonbirds - generate your own 42×42 (or lil' 24×24) pixel owl images (off-blockchain) from text attributes (via built-in spritesheets); incl. 2x/4x/8x zoom for bigger sizes and more

A Ruby gem for creating a sprite of thumbnails and a .VTT file to use with JWPlayer and all other HTML5 video players.

goblins - generate your own 24×24 goblins or 20×20 lil'goblins (pixel) monster avatar images (off-blockchain) from text attributes (via built-in spritesheets); incl. 2x/4x/8x zoom for bigger sizes and more

originals - do-it-yourself (DIY) - yes, you can! - Factory of Modern Originals (FoMO) - fab(criate) your own unique (pixel) artworks w/ text attributes (via built-in spritesheets) incl. 2x/4x/8x zoom for bigger sizes and more

shibainus - generate your own 24×24 pixel shiba inu doge images (off-blockchain) from text attributes (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger sizes and more

smileys - generate your own 24×24 pixel smiley images (off-blockchain) with text (via built-in spritesheets); incl. 2x/4x/8x zoom for bigger sizes and more

backgrounds - generate your own unique pixel art background images (off chain) from text attributes (via built-in spritesheets); incl. color stripes, gradients, and more

belles - generate your own 24×24 beau / belle pixel head images (off chain) from text attributes (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger sizes and more

coolcats - generate your own 24×24 pixel cat images (off-blockchain) from text attributes (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger sizes and more

nouns - generate your own 32×32 pixel avatar images (off-blockchain) from text attributes (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger sizes and more

cyberpunks - generate your own cyberpunk (blade runner) sci-fi 32×32 pixel avatar images (off-blockchain) from text attributes (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger sizes and more

readymades - generate your own 24×24 pixel punk images (off-blockchain) from 1/1 originals incl. William Shakespare, Galileo Galilei, Mao Zedong and many other readymade public world figures and add attributes / accessories with text (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger size...

Drop in rmagick sprite engine for compass

artfactory - generate your own art images from text attributes (via spritesheets); incl. 2x/4x/8x zoom for bigger sizes and more