Xu — Notes & Insights for Any Webpage

About

See notes, fixes, and insights shared by others on any page you visit.

The web is full of incomplete information. Useful tips, corrections, and deeper insights are often scattered or missing.

Xu lets you discover and share knowledge directly on any webpage — powered by real users.

---

What you can do with Xu:

• See community notes on any page  
Discover fixes, tips, and insights left by others

• Share your own knowledge  
Add useful information tied to a specific URL

• Fix outdated or misleading content  
Help others avoid confusion or mistakes

• Summarize long pages  
Leave quick takeaways for future readers

---

Why Xu is different:

• Works on any webpage  
Content is linked by URL, not platform

• Community-driven  
All notes come from real users

• Non-intrusive  
Xu never modifies the original webpage

---

Every webpage is unfinished. Xu helps continue it.