install4j is a powerful multi-platform Java installer builder that generates native installers and application launchers for Java applications.

• Visual Installer UI Design: Easily create custom installer screens using a visual editor with standard form components, streamlining the user interface design process.
• Cross-Platform Compilation: Build installers for Windows, Linux, and macOS from any platform, ensuring broad compatibility and simplifying deployment.
• Extensive Installer Actions: Access over 80 configurable actions to customize installations with minimal effort, catering to diverse installation requirements.
• Effortless JRE Bundling: Download JDKs from well-known providers, create optimized JRE bundles, and include them with your installers to ensure seamless application execution.
• Auto-Updater Creation: Develop auto-updaters with ease, allowing your applications to stay current without complex implementation.
• Extensibility: Utilize a JavaBeans-based extension model and a well-documented API to develop custom actions, screens, and form components tailored to your needs.
• Internationalization Support: Localize your installers with support for multiple languages and automatic language detection at runtime, enhancing user accessibility.
• Native Launcher Generation: Generate native launchers for your applications on all supported platforms, ensuring seamless integration and user experience.
• Console Installer Mode: Provide a console mode that auto-generates from the UI definition, offering flexibility for installations on headless systems.
• Unattended Installations: Automate installations with user-editable response files, facilitating silent installations and deployments.
• Update Installations: Detect previous installation directories and apply prior user input from response files, streamlining the update process.
• RPM and Deb Package Creation: Generate packages for popular Linux package managers, simplifying distribution and installation on Linux systems.
• Rollback on Failure: Ensure all actions offer full rollback capabilities, maintaining system integrity in case of installation failures.
• Downloadable Components: Support user-selectable installation components that can be downloaded on demand, reducing installer size and providing flexibility.
• Service Launchers: Create service launchers installed as Windows services, Linux services, or macOS daemons, enabling background service management.
• Code Snippets and Variables: Customize components with Java code snippets and manage user input through installer variables, enhancing installation flexibility.
• Build System Support: Integrate with Gradle, Maven, and Ant, and utilize a command-line compiler to customize projects from your build system efficiently.