No. 21 of 51 ·Development Environment Managers

jEnv

Mac · Linux

Freedom report

One barScore 5.5

jEnv is ranked #21 of 51 in development environment managers on Freedom251. It runs on Linux, macOS.

Compared on development environment managers

Purpose: jEnv is a command-line tool for managing Java environments and the JAVA_HOME environment variable.
Java version switching: It lets developers switch between Java versions on a development machine.
Version scopes: Java versions can be selected globally, for a directory, or for a shell session.
Project configuration: The local command creates a .java-version file that can be checked into Git for a project.
Java installation: jEnv does not install Java; users install Java with a platform appropriate package manager and add its location to jEnv.
Integrations: Optional plugins can export Java settings for Gradle, Maven, Ant, Leiningen, and sbt.
Shell support: The documentation gives setup instructions for Bash, Zsh, and Fish shells.
macOS installation: The site documents installation on macOS using Homebrew.
Linux installation: The site documents installing jEnv from its Git repository on Linux.
Open source: The project describes itself as open source and open to external contributions.
Support: The site directs users to GitHub to report bugs or request missing features.
Known issue: The project documentation says users have reported issues using jEnv with Fish.
JAVA_HOME: It can set JAVA_HOME through its export plugin.
JDK registration: The jenv add command registers an existing Java installation; jEnv does not install Java for you.

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