The most popular alternative is DownThemAll, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to JDownloader so hopefully you can find a suitable replacement. Other interesting JDownloader alternatives are Internet Download Manager (Paid), uGet (Free, Open Source), Free Download Manager (Free) and Mipony (Free).
- EagleGet is a free all-in-one download manager; it can be integrated to Chrome, IE, Firefox, Opera, offering support for HTTP, HTTPS, FTP, MMS and RTSP protocol as well as popular online video websites.
- This is an experimental Firefox 57 download manager with multithreading support.
- Grab and download media (image, audio, and video) resources by monitoring network.
- Advanced Download Manager is a full featured downloader for Android.FEATURES- downloading from internet up to three files simultaneously;
- FlashGet is a download manager that uses the MHT technique and supports various protocols.
- Turbo Download Manager is a multi-threading download manager for Chrome and Opera as a browser extension and for Android, Windows, Linux, and Mac OS as an stand-alone application.
- The RipMe App is a program to automatically download complete image albums online, from an ever-growing list of sites, including Imgur, Twitter, Reddit, Instagram, and more, including numerous adult image hosts.
- Commercial browser extension that enables you to download images from almost any website.
- DownZemAll is a free and open-source mass download manager for Windows, Mac OS X and Linux. It helps you to select, organize, prioritize and run your downloads in parallel.