Cusdis - Open-source, lightweight comment system for your website
Heyoya - Voice comments for websites & blogs
Commenze - Fully customizable comment sections for any website
CommentBox.io - Imagine a cleaner, prettier Disqus, but without the ads, tracking, or sharing of personal data.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
ConvertLoop - Automation for customer prospecting and lead nurturing