It seems like you're looking for information on Batch URL Downloader 4.4 and other related tools.

For Batch URL Downloader 4.4 on a Mac, I found that it's not available as an official installer from the developer's website. However, I can provide you with some alternatives that might help you achieve similar functionality.

1. MSI Multiple-file downloader: This is a Chrome extension that allows you to download multiple files at once. You can install it from the Chrome Web Store and use it to download files from websites.

2. devscripts: These are Python scripts that can be used to update version numbers, set build variants, and create changelogs. They seem to be part of a larger package or project, but I couldn't find any direct connection to Batch URL Downloader 4.4.

If you're looking for alternative video downloaders, I can suggest the following options:

1. YTD Downloader: This is a popular video downloader that allows you to download videos from various websites and convert them to different formats.

2. Node.js: This is an open-source JavaScript runtime environment that allows developers to build fast, scalable, and secure applications. You can use it to develop your own video downloader or other web applications.

Let me know if you have any further questions or if there's anything else I can help you with!

For mac instal Batch URL Downloader 4.4