Create an Account
Register on the Aetherium website or in-game. Choose a username and secure your account.
Enter the World
Four steps to begin your journey in Aetherium.
Download the Client
Download the Aetherium client powered by RSProx. Available for Windows, macOS, and Linux.
Sign In
Launch the client and sign in with your Aetherium account credentials.
Enter the World
Select a world and step into Gielinor. Tutorial Island awaits.
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System Requirements
- •OS: Windows 10+, macOS 11+, or Linux (64-bit)
- •RAM: 2 GB minimum, 4 GB recommended
- •Storage: 500 MB available space
- •Network: Broadband internet connection
- •Java: Bundled with client (no separate install required)
- Client Version
- 0.1.0-dev
- Last Updated
- 2026-07-31
- Checksum
- [CHECKSUM_PENDING]
Frequently Asked Questions
Is Aetherium free to play?
Yes. Aetherium is free to play with optional cosmetic and convenience purchases.
Do I need an existing RuneScape account?
No. Aetherium uses its own account system, separate from Jagex accounts.
What client do I use?
Aetherium uses RSProx, a lightweight client that connects to our RSMod-powered server.
Is my progress saved?
Yes. All character data is persisted on Aetherium servers.
How do I get help?
Join our Discord community or visit the support page for troubleshooting guides.
Troubleshooting
Client won't launch
Ensure your antivirus isn't blocking the client. Try running as administrator.
Can't connect to server
Check server status on the homepage. Ensure your firewall allows the client.
Login failed
Verify your username and password. Use the password reset option if needed.