Based on our record, concrete5 seems to be more popular. It has been mentiond 2 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.
What I can't find a definitive answer for is does Concrete5 collect any data from a site built on their framework and used by people who've not signed up as a developer or never visited concrete5.org? Source: almost 3 years ago
It seems to be working now. The guys over at concrete5.org were helpful. Source: about 3 years ago
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