ZeroOmega manages and switches between proxy servers through a browser extension available for Chrome, Edge, and Firefox.
Open source
24 alternativesNebula
This web proxy project describes support for hundreds of popular sites.
About Nebula
Nebula is an open-source, self-hosted web proxy that routes browsing through Ultraviolet or Scramjet backends. The project describes support for hundreds of popular sites.
It includes a catalog/marketplace that uses SQLite by default, with PostgreSQL recommended for larger production instances. It also supports custom themes and plugins. It cannot be deployed on static hosts such as GitHub Pages, Netlify, Vercel, or GitLab Pages, and does not work on Render.
Key features
- Routes browsing through Ultraviolet or Scramjet proxy backends
- Supports hundreds of popular sites
- Built-in catalog/marketplace using SQLite by default
- Supports PostgreSQL for larger production instances
- Customizable themes with CSS variables and custom fonts
- Plugins to extend proxied pages or service worker
Best for: People who want to self-host an open-source web proxy with themes and plugins.
Good for
- Open-source codebase
- Offers two proxy backends: Ultraviolet and Scramjet
- Supports themes and plugins for customization
Watch out for
- Does not deploy on static hosts including GitHub Pages, Netlify, Vercel
- Does not work on Render
- Default SQLite setup is not recommended for big production instances
Nebula at a glance
- Category
- Privacy & Security › VPNs
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Nebula FAQ
Where can Nebula be deployed?
It will not deploy on GitHub Pages, Netlify, Vercel, GitLab Pages, or other static hosts, and will not work on Render.
What database does the catalog/marketplace use?
It uses SQLite by default, with PostgreSQL recommended for big production instances.
What to do about SQLite3 issues?
Run the fix_sqlite3.sh script included in the repository.
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