A Ruby gem that parses ASCII art (box diagrams, layered architecture, flowcharts) and renders them as clean SVG or PNG images.

Ruthlessly sprites SVGs

Jekyll plugin to generate Academicons icons and include them dynamically in your site.

Vectory performs pairwise vector image conversions for common vector image formats, such as SVG, EMF, EPS and PS.

Sirena is a pure Ruby implementation of Mermaid diagram rendering. It parses Mermaid syntax and generates SVG output using Parslet grammars and ELK layout. Supports 24 diagram types: flowcharts, sequence, class, state, ER, C4, block, architecture, Gantt, timeline, Git graph, mindmap, Kanban, user...

Scruffy is a library for outputting graphs to image or SVG

Vivus (SVG animation) assets for Rails

svg Identicon Generator

Provides Rails view helpers for rendering Lucide SVG icons inline. Icons are synced from official Lucide GitHub releases via a rake task.

Provides HeroIcons SVG helpers for Rails views, similar to react-icons.

Rails engine for beautiful hand-crafted SVG icons, by the makers of Tailwind CSS.

Uses https://github.com/jkeck/dates2svg gem to generate an SVG of date data into a heat-map style grid. Also uses the https://github.com/jkeck/svgMonthGridSelector jQuery plugin to interact with the grid and udpate necessary form elements.

This gem contains a CJK-character recognition engine using pattern/template matching techniques. It can recognize stroke-order and stroke-number free handwritten character patterns in the format [stroke1, stroke2 ...]. A stroke is an array of points in the format [[x1, y1], [x2, y2], ...]. ...

Compute CSS sizing/alignment styles for SVG and raster logos with consistent perceived rendering.

Given a set of three dimensions (height, width, depth), this class produces an SVG drawing representing the object’s volume as a wireframe-style box, with an optional tennis ball for scale.

Generates an SVG with text using the Hershey Vector Font

A helper to easy add healthicon SVG icons to you application

Gemify the SVG flags from https://github.com/7kfpun/flag-css

Generate beautiful Headlines with Google Fonts for (multiple) Github Markdown Pages.

Provides ViewComponent helpers, ERB partials, Tailwind CSS styles, SVG icons, and Stimulus controllers.