The best alternatives to CommentBox.io are Commenze, Commont, and JustComments. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of CommentBox.io?
General Collaboration— One inbox for all your work discussions
Commenze provides you with a simple way to add custom themed comment sections to your website. Match your comment section with the look and feel of your site and integrate with your product seamlessly.
Commont allows you to effortlessly add a comments section to your website. 🎃 Headless — You write your own UI. No ads included. ⚙️ Admin panel — Manage your projects and comments. 🎉 Free for hobby usage — You can scale up if you want.
CMMNTZ is a next-generation application utilizing technology to fix what is broken with online commenting: high moderation costs, trolls, spam, flame wars, monopolizers, and vitriol. Users and online publishers will both benefit.