Chart

Initially wrote code on top of gruff library. But eventually to do more fined-tuned data rendering and the need for more lightweight code, I branched out to this new library. Source for original code of gruff library. https://github.com/topfunky/gruff/

Gem that includes AngularJS directive for Highcharts (Interactive JavaScript charts for your web projects), in the Rails Asset Pipeline introduced in Rails 3.1

Generate charts using Google API & Ruby

Lilygraph is a Ruby library for creating svg charts and graphs based on XmlBuilder.

This program shows essential data in order to plan your observations: 9 days weather forecast, full ephemeris for the Sun, the Moon and all major planets, complete with graphic representation of rise/set times, detailed info for each day with important astronomical events, star chart displayed in the terminal and more. New in 2.0: Full rewrite using rcurses (https://github.com/isene/rcurses). 2.2: Fixed help (key '?')

Brings the Top 10 Billboard Hot 100 Singles Chart to your terminal

This gem allows one to generate a chart of the full conjugations of one of each of the 5 paradigmatic verb types.

Ruby Cloud SDK wraps Aspose.Cells REST API so you could seamlessly integrate Microsoft Excel® spreadsheet generation, manipulation, conversion & inspection features into your own applications. Aspose.Cells Cloud for Ruby enables you to handle various aspects of Excel files, including cell data, styles, formulas, charts, pivot tables, data validation, comments, drawing objects, images, hyperlinks, and so on. Additionally, it supports operations such as splitting, merging, repairing, and converting to other compatible file formats.

Generate beautiful charts in rails

High Charts is one of the best JavaScript charting libraries there is. Here is a straight-forward Ruby API to harness all the power High Charts has to offer. Includes support for Ruport pivot tables.

Library to create line graphs in Prawn

Generates developer-centric statistics and charts from a Git repository.

Bar Chart is a gem for creating bar charts (duh!). It uses D3 (Data Driven Documents) to aggregate the data and render the SVG awesomeness.

Pizza is a responsive pie, donut, bar, and line graph charting library based on the Snap SVG framework from Adobe. It focuses on easy integration via HTML markup and CSS instead of JavaScript objects, although you can pass JavaScript objects to Pizza as well.

Easily add charting to your rails/merb applications

Gem includes Highcharts (Interactive JavaScript charts for your web projects), in the Rails Asset Pipeline

xlsx spreadsheet generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx helps you create beautiful Office Open XML Spreadsheet documents ( Excel, Google Spreadsheets, Numbers, LibreOffice) without having to understand the entire ECMA specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.

Makes it easy to add Pie charts to Rails 4+ apps

Pit Ruby methods against eachother in benchmark, and chart for great glory

A class for handling candlestick chart data

view helper to generate tree view chart

Rails helpers for building SVG charts using the d3 library.

Sparklines are small but intense charts.

A simple way to render SVG charts in Ruby

Any Chart file proxy

Nice-looking lightweight console ASCII line charts ┈╯

Sexy Charts using Google API & Ruby

Name converter based on "Captain Underpants and the Perilous Plot of Professor Poopypants", by Dav Pilkey

GitLab burndown chart generator

Recording weight and fat, and display chart

Create SVG and PNG ChartHelpers. Includes Gantt Charts

point_and_figure creates Point And Figure Chart from dataset.

Generate an interactive SVG flame chart

Fork from ankane! Explore your data with SQL. Easily create charts and dashboards, and share them with your team.

Visualization of your Github activity over the past year via Github API with visualizations like table, graph, stacked graph and pie chart.

A set of Asciidoctor extensions that add a chart block and block macro to AsciiDoc for including charts in your AsciiDoc document.

tchart reads a text file containing date-based data, for example employment history, and generates TikZ code to render a chart of the data. The generated TikZ chart can then be embedded in a TeX or LaTeX document, such as a resume.

Radar chart for Rails asset pipeline, implemented with RaphaelJS

Rubyvis charts

Innovative Graph Suite is a grouping gem for all IGS chart visualization gems..

Sexy Charts using Google API & Ruby

Create a beautiful organizational chart

A ruby gem to easily build beautiful charts using chartjs. If you like charts, ruby, and want beautiful javascript charts.

Plot time series charts in your terminal

A library to create beautiful charts using a clean DSL and chartist.js

This gem was built to compliment the chartkick gem by giving your Active Record models some handy groupings that work across all databases.

Ruby On Rails gem to visualize by Google Charts MDX queries on OLAP databases using XMLA connection. Can be used with any XMLA-compliant server, like Olaper or Mondrian.

Explore your data with SQL. Easily create charts and dashboards, and share them with your team.

A Ruby wrapper around Bruce Verderaime's GDChart chart-drawing utility. (Note: The C library that this gem wraps is included, but requires the installation of gd-2.0.28 or higher.)

Seer is a lightweight, semantically rich wrapper for the Google Visualization API. It allows you to easily create a visualization of data in a variety of formats, including area charts, bar charts, column charts, gauges, line charts, and pie charts.