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Based on our record, Plot Digitizer seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Data: The CDC data estimating national autism rates only shows data every other year since 2000 (https://www.cdc.gov/ncbddd/autism/data.html). I used California data from Nevison (2018) (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6223814/ ) to show a longer-term historical trend. While it doesn’t completely match the national data during the overlapping years (and I wouldn’t expect it to), I have no reason to... Source: almost 2 years ago
There are several, yes. Here is one, and here is anther, and here is a third. There is a detailed comparison here. Source: about 2 years ago
I found this... Something like what you have in mind? (not Foss) https://plotdigitizer.com/. - Source: Hacker News / over 2 years ago
WebPlotDigitizer - WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.
Rocket Validator - Site-wide Accessibility and HTML validation made easy. With a single click, Rocket Validator will check thousands of web pages on your site for Accessibility and HTML conformance, producing a detailed, actionable report on seconds.
DigitizeIt - Sometimes it is necessary to extract data values from graphs, e.g.
W3C Markup Validation Service - Validates HTML markup of web pages, one at a time.
GraphClick - GraphClick is a graph digitizer shareware for Mac OS X which allows to automatically retrieve the original (x,y)-data from the image of a scanned graphor fom QuickTime movies.
mailmouse - HTML Email Check and Validation Tool