Gatling vs k6: What are the differences?
What is Gatling? open-source load testing framework based on Scala, Akka and Netty. Gatling is a highly capable load testing tool. It is designed for ease of use, maintainability and high performance Out of the box, Gatling comes with excellent support of the HTTP protocol that makes it a tool of choice for load testing any HTTP server. As the core engine is actually protocol agnostic, it is perfectly possible to implement support for other protocols. For example, Gatling currently also ships JMS support..
Gatling and k6 belong to "Load and Performance Testing" category of the tech stack.
Gatling and k6 are both open source tools. k6 with 5.57K GitHub stars and 287 forks on GitHub appears to be more popular than Gatling with 4.44K GitHub stars and 944 GitHub forks.