This guide provides an overview, setup instructions, and usage examples for Ultraviolet, the sophisticated web proxy used in popular services like Terbium and Nebula.

For weeks, Leo had watched his friends grow frustrated as their favorite forums, indie games, and independent research sites were systematically blocked. They felt trapped in a sterile digital cage. Leo, however, didn’t get frustrated. He got to work.

Would you like a comparison table of Ultraviolet vs other proxies (like Rhodium or Stomp) based on these features?

The demand for a sophisticated web proxy usually stems from three main use cases:

  1. Node.js (v14 or higher recommended)
  2. Express.js (Web server framework)
  3. Ultraviolet Core (The rewriting logic)