The 15-question survey included a mixture of Likert scales, multiple choice and open-ended questions. A remarkable 96 percent of Spring users say the tooling helps them be better Java developers.

Following Java 8 and Java 11 in usage were Java 12 or newer (12%), Kotlin (8%), Groovy (6%), Java 7 or older (5%), and Scala (3%). Among survey respondents who knew of their organization’s ...