JavaScript and Java both rank among developers’ most favorite and least favorite programming languages in JetBrains’ State of Developer Ecosystem 2022 report. The just-released report is based on a survey of more than 29,000 developers.The most favorite languages cited in the report, relative to the number of programmers using them, were Kotlin, C#, Python, Rust, and Java. In terms of total mentions by participants, the most favorite languages were Python, Java, JavaScript, C#, and Kotlin.