Question2Answer (Q2A) is a popular open source Q&A platform for PHP/MySQL.
We have discovered 637 live websites that are using Question2Answer.
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Technology usage statistics
|Websites using Question2Answer
|Most popular in the country
United States of America
|Market position in Comment Systems
|Market share in Comment Systems
|Most popular version
Recent changes in Question2Answer usage.
(See Question2Answer Usage Changes
|Websites that added Question2Answer
|Websites that dropped Question2Answer
|Websites that changed version of Question2Answer
Distribution by websites popularity
Question2Answer detection in the top websites by popularity
|Top 10k sites
|Top 100k sites
|Top 1m sites
Websites utilizing Question2Answer
Top websites that use Question2Answer
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Question2Answer market share within the Comment Systems category
Technology usage distribution by websites across the globe.