Documentation

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Demos/Usage

Usage Gallery
Known Users

New! (browse gallery)
(browse demos)
Basic Demo
GViz Demo
Crazy Styles
Tick spacing
Callbacks
Crosshairs
Hourly/Minutely data
Isolated Points
Missing Data
Custom Label Styles
Minimal Example
Negative Numbers
Noisy Data
Multiple Series
Custom Underlay / background
Tests for zoom operations
Log scale tests

For more demos, browse the dygraph tests directory. To see other people who are using dygraphs, check out the usage gallery.

Features

Some of the features of dygraphs:

(This is surprisingly tricky because the HTML5 doctype breaks excanvas in IE8. See this discussion for details.)

(This is surprisingly tricky because the HTML5 doctype breaks excanvas in IE8. See this discussion for details. Note that the <meta http-equiv…> line must appear first in the <head> section for this to work properly.)

While VML emulation sounds like it would be slow, it works well in practice for most charts.

Most browsers will ignore the trailing comma, but it will break under IE.

You may also need to delay instantiating any dygraphs until after the DOM + content is ready, as there have been some reports + that excanvas won't work until this happens. If you're using jQuery, this + means drawing your charts inside of a $(function() { ... }) + block.

GViz Data

The - -

Usage Gallery

Known Users

Since its public release in late 2009, dygraphs has found many users across the web. This is a small collection of the uses that we know about. If you're using dygraphs, please send dygraphs has also found use in other organizations:

Integrated + Space Weather Analysis System (NASA)
+ “We use [dygraphs] in the Integrated Space Weather + Analysis System available from the Space Weather Laboratory at NASA Goddard + Space Flight Center. It works quite well for time series data from various + missions and simulations that we store.”
Eutelsat
+ “Eutelsat uses dygraphs for charting spacecraft + telemetry for a fleet of 25 geostationary satellites. The spacecraft + engineers are very happy with it. All satellite combined are producing + about 200 millions unique data points per day so we really appreciate the + excellent performance of dygraphs.”
10gen MongoDB + Monitoring Service
+ A free monitoring service for MongoDB from 10gen (the + creators of MongoDB). Used by thousands of servers and users. Makes use of + synchronized charts to display many + quantities simultaneously.
Duck Duck Go Traffic Dashboard
+ DDG uses dygraphs to display a public chart of their daily traffic. They use annotations and the moving average features.
Wikimedia Foundation - Moodbar data dashboard
dygraphs is used internally at Wikimedia as a handy solution to monitor the results of a bunch of small experiments.
quadrant-framework (MySQL Load Testing Framework)
+ A user friendly framework for creating and visualizing + MySQL database load test jobs. For more information on its use of dygraphs, + see this post.
Spinwave Systems (Home energy monitoring)
+ dygraphs is used to chart energy usage over time.
Jwebchart
jWebChart is a stand-alone and Thredds' embedded plotting system for