Browser extensions can be found using the search:
https://forum.dvdfab.cn/t/streamfab-for-browser
Anything pertaining to extensions, such as tips, tricks, pros, or cons, needs to be labeled properly.

There are browser extensions available for either the Google Chrome or Microsoft Edge browser.

The official page is:
https://streamfab.com/streamfab-for-browser.htm

Using the Chrome store link
https://chromewebstore.google.com/search/streamfab
You will see all the current extensions.
Edge store: https://microsoftedge.microsoft.com/addons/search?developer=Nisshintokin

Available extensions:

Video Downloader for Browser
https://streamfab.com/streamfab-for-browser.htm
Netflix Downloader for Browser
https://streamfab.com/netflix-downloader-for-browser.htm
Disney Plus Downloader for Browser
https://streamfab.com/disney-plus-downloader-for-browser.htm
Amazon Downloader for Browser
https://streamfab.com/amazon-downloader-for-browser.htm
M3U8 Downloader for Browser
https://streamfab.com/m3u8-downloader-for-browser.htm
OnlyFans Downloader for Browser
https://streamfab.com/onlyfans-downloader-for-browser.htm
U-NEXT Downloader for Browser
https://streamfab.com/unext-downloader-for-browser.htm
myfans Downloader for Browser
https://streamfab.dvdfab.cn/myfans-downloader-for-browser.htm
FANZA Downloader for Browser
https://streamfab.dvdfab.cn/fanza-downloader-for-browser.htm
TVer Downloader for Browser
https://streamfab.dvdfab.cn/tver-downloader-for-browser.htm

Individually, these are priced from $99.99 and up. You can pay individually, or the only other way to gain access is to purchase the FAB365 subscription, which gives access to ALL DVDFAB products, including ALL extensions. This is currently priced at $199.99/year.
StreamFab all-in-one with NPG purchases currently only gives you 3 download attempts per extension.

FORUM LINKS:
Anything pertaining to these extensions in this community can again be found using the forum search:
https://forum.dvdfab.cn/t/streamfab-for-browser