Karma vs Selenium: What are the differences?
Karma and Selenium can be categorized as "Browser Testing" tools.
"Test Runner" is the primary reason why developers consider Karma over the competitors, whereas "Automates browsers" was stated as the key factor in picking Selenium.
Karma and Selenium are both open source tools. It seems that Selenium with 14.9K GitHub stars and 4.97K forks on GitHub has more adoption than Karma with 10.7K GitHub stars and 1.61K GitHub forks.
According to the StackShare community, Selenium has a broader approval, being mentioned in 776 company stacks & 440 developers stacks; compared to Karma, which is listed in 119 company stacks and 57 developer stacks.