Plot Digitizer
g3data
DataThief III
DigitizeIt
im2graph
Silkscientific UN-SCAN-IT
GraphClick
WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.
Learn JavaScript
JavaScript.com
The State of JavaScript 2018
JavaScript Quiz
JavaScript Operator Lookup
React Nice Dates
Eloquent JavaScript
I've built this Interactive JavaScript Knowledge Map that allows developers to get a glance at _most_ topics in modern JavaScript.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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WPD
WebPlotDigitizer
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JSK
JavaScript Knowledge Map
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|---|---|---|
| Website | automeris.io | learnjavascript.online |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.
Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.
Overall verdict
Why this product is good
Recommended for
WebPlotDigitizer is recommended for researchers, scientists, data analysts, and students who frequently need to extract data from published graphs and charts. It is particularly useful in fields such as biology, engineering, physics, and any other areas where visual data needs to be quantitatively analyzed.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
🔴 Webplotdigitizer Tutorial - A Plot Digitizer to Digitize Graphs
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When comparing WebPlotDigitizer and JavaScript Knowledge Map, you can also consider the following products.

All-in-One Tool to Extract Data from Graphs, Plots & Images
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Learn JavaScript with guided tests and flashcards
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g3data is used for extracting data from graphs.
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A free resource for learning and developing in JavaScript
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DataThief III is a program to extract (reverse engineer) data points from a graph.
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Discover the latest trends in the JavaScript ecosystem
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