install

Additional install commands

macOS

Homebrewverified · 100%

brew install jenv

local Homebrew formula metadata

MacPortsverified · 94%

sudo port install jenv

MacPorts ports tree · java/jenv/Portfile · source: api.github.com

Linux

Arch Linux pacmanverified · 92%

sudo pacman -S jenv

Arch Linux sync databases · jenv · source: geo.mirror.pkgbuild.com

Windows

Scoopverified · 92%

scoop install extras/jenv

Scoop official bucket manifest trees · bucket/jenv.json · source: api.github.com

overview

Package summary

Manage your Java environment

Project links

Commands and aliases

jenv

history

Project history and usage

jenv is a shell-oriented Java environment manager. Its README describes it as an updated fork of jenv adapted from rbenv, focused on switching Java versions and setting JAVA_HOME at global, directory-local, or per-shell scope without installing Java itself.

Project history

The public GitHub repository for jenv was created in 2013. The project documentation names Gildas Cuisinier as maintainer and frames the repository as a continuation of an earlier beloved Java environment manager rather than a from-scratch package installer.

The release stream visible on GitHub shows a compact Unix shell tool that continued to receive maintenance releases through the 0.5.x and 0.6.x series. Release notes for 0.6.0 include fixes around shim behavior, shell support, install instructions, and the addition of a command for selecting a Java version for one command invocation.

Adoption history

jenv became useful in Java shops because the JDK landscape is fragmented: Android, server, build, and legacy projects often require different Java majors on the same developer machine. Its README explicitly calls out Android tools using Java 8 while server applications use later releases, which explains its fit with project-local version files.

Homebrew, MacPorts, pacman, and Scoop package metadata in the input show that jenv escaped a single-source install workflow and became a cross-package-manager convenience for developers who already install JDKs through their platform tooling.

How it is used

A typical jenv workflow is to install the shell hooks, add already-installed JDK homes with `jenv add`, enable the export plugin when JAVA_HOME management is desired, and use `jenv global`, `jenv local`, or `jenv shell` to select the active version. `jenv local` writes a `.java-version` file in the working tree.

Why package nerds care

jenv matters to package-manager users because it deliberately does less than SDKMAN-style installers: it manages shims and environment selection, while Homebrew or the operating system installs Java. That separation makes it a small glue package with outsized value on machines that carry several vendor and versioned JDKs.

Timeline

2013: Public GitHub repository created for jenv/jenv.
2020: GitHub release 0.5.3 appears in the release stream.
2025: GitHub release 0.6.0 records shim, install, and shell-support maintenance.

Related projects

The README explicitly traces jenv's style to rbenv. It also sits beside Homebrew, MacPorts, SDKMAN-style Java installers, and vendor OpenJDK packages rather than replacing them.

Sources

security posture

Risk level: green

narrow executable package without higher-risk signals.

Risk classifier

green risk · low confidence · appliance

Why

narrow executable package without higher-risk signals

Signals

metadata:no-higher-risk-signals

Install behavior

No Homebrew post-install hook is recorded in formula metadata.
Homebrew bottle metadata is available for 1 platform targets.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

local files

Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.

Configuration files

Config paths the tool may read or write during local use.

Unix: ./.java-version

executables

Installed executables

Command	Kind	Exposure	Note
`jenv`	cli	global executable

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-07-08

manager version0.6.0

manager updated

local dataok

upstreamcurrent

latest detected0.6.0

https://github.com/jenv/jenv

infoNo package-manager update timestamp was available.low confidence

install metadata

Package metadata

Package key	brew:jenv
Version	0.6.0
Package manager	Homebrew
Package manager page	https://formulae.brew.sh/formula/jenv
Homepage	https://github.com/jenv/jenv
Repository	https://github.com/jenv/jenv
Upstream docs	https://github.com/jenv/jenv#readme
License	MIT
Source archive	https://github.com/jenv/jenv/archive/refs/tags/0.6.0.tar.gz
Bottle	available (on all)
Homebrew post-install	not defined
Service	none declared
Caveats	To activate jenv, add the following to your shell profile e.g. ~/.profile or ~/.zshrc: export PATH="$HOME/.jenv/bin:$PATH" eval "$(jenv init -)"

registry facts

Source database details

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	jenv
Version Scheme	0
Revision	0
Head Version	HEAD
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	head stable

source database matches

Other package-manager records

Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.

pacman95%

jenv 0.6.0-1

Manage your Java environment

https://github.com/jenv/jenv

sudo pacman -S jenv

License: MIT
Architecture: any
1 dependencies
3 optional deps
normalized package name match
Matched by: Jenv

Arch Linux sync databases · geo.mirror.pkgbuild.com · Arch Linux sync databases: jenv from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz

MacPorts95%

jenv

sudo port install jenv

normalized package name match
Matched by: Jenv

MacPorts ports tree · api.github.com · MacPorts ports tree: java/jenv/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

Scoop95%

extras/jenv

scoop install extras/jenv

normalized package name match
Matched by: Jenv

Scoop official bucket manifest trees · api.github.com · Scoop official bucket manifest trees: bucket/jenv.json from https://api.github.com/repos/ScoopInstaller/Extras/git/trees/master?recursive=1

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Combined YAML source

View the package source record on GitHub.

combined/jenv.yml

Used sources

Geiger risk classifier
Nucleus package database
av.db category and tag curation
cross-ecosystem install command graph
curated configuration and credential file locations
curated package history
external package-manager database matches
package relationship graph
package version freshness
package-page enrichment

Install jenv with Homebrew, MacPorts, pacman, scoop