Open Source Java Download Managers for Mac

Xtreme Download Manager is a powerful tool to increase download speed up to 500%, save streaming videos from websites, resume broken/dead downloads, and schedule and convert downloads. XDM seamlessly integrates with Google Chrome, Mozilla Firefox Quantum, Opera, Vivaldi and other Chromium and Firefox-based browsers, to take over downloads and saving streaming videos from web. XDM has a built-in video converter which lets you convert your downloaded videos to different formats so that you can watch them on your mobile or TV (100+ devices are supported) XDM can download streaming content from most websites. The best way of downloading webpage embedded videos from the Internet is here. After installing XDM, the "Download Video" button pops up whenever you are watching a video anywhere in the Internet. Just click on the button to start downloading clips. XDM supports all popular browsers including Google Chrome, Firefox Quantum, Vivaldi, Opera and many other browsers on Windows.

A Download Manager in Java for Desktop

Java Download manager is a Download Manger written in Java 6 programming language and it allows users to make multiple downloads.

“Download Manager Software for Java enabled mobile phones”. The objective of this project is to bring mobile phone software one step forward by enabling useful software used in personal computer platform to be use in mobile devices.

sd-engine is a download manager written in Java. Its portable, robust and fast.