The best alternatives to Glance are Zave, Feature Remover, and MONKNOW New Tab. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Glance?
Guidde— Explain any process instantly with AI video documentation
This browser extension is used to let you take control of your browsing experience. Remove annoying features from the websites you frequently visit. (Screenshot shows before/after used on twitter) Notice: Requires basic html knowledge. Tutorial
If you are looking for a new tab extension which has website group management, data synchronization, elegant UI interface, dark theme mode. You should definitely check this out.