Wyvern

Wyvern

A secure Mono mod loader for easy key management and mod protection.

Get Wyvern View the loader
Windows 10 and 11 Wyvern Loaderavailable

Wyvern in use

See the real loader, updater, and control panel.

These are the screens players and mod owners use.
Menu library

Browse every registered menu in one place.

Search the live catalog by name or description, compare free and paid channels, check what was updated recently, and open each menu’s details before launch.

Wyvern Loader menu library showing searchable free, paid, official, and community Gorilla Tag menus Open full size
BepInEx manager

Manage the local framework without leaving Wyvern.

See the linked game, open BepInEx folders, refresh BepInEx, and manage local DLLs from the Loader.

Wyvern Loader BepInEx control showing runtime, linked game, folders, refresh, and local plugin management Open full size
Updater

Protect and publish your DLL.

Choose your DLL and channel, then let the Updater protect and publish the mod.

Wyvern Updater terminal showing assembly, channel, access, obfuscation, protection, and publishing controls Open full size
Key management

Manage every key in one panel.

See active, expired, and HWID-bound keys, check Loader uses, create one key, or generate a batch.

Wyvern key management panel with HWID, Loader use, and batch controls Open full size
Menu library1 / 4
Wyvern Loader menu library

Why choose Wyvern

Wyvern compared with most other mod loaders.

Competitor loaders are often distributed as exposed client builds that get dumped, shared, and cracked. Wyvern connects protection, controlled delivery, and hardware-bound access.
CompareLoader security
Protected by designWyvern
Typical approachMost other loaders
Crack resistance
Secure and hard to crack
Easy to crack, insecure
Distributed builds
Protected before the user downloads them
Raw loaders are commonly dumped and shared
Access control
HWID-bound keys managed by the mod owner
Shared keys and leaked builds spread easily
Updates
One protected mod build per channel
Old and cracked builds remain in circulation
Management
Keys, Loader uses, protection, and updates in one panel
Security and distribution are handled separately

Access

Choose where you fit into Wyvern.

Players can download the Loader. Mod owners can apply to publish and manage a channel.
For players

Wyvern Loader

Available
Freeofficial loader

Launch registered mods and stay on the latest version.

Download Wyvern
  • Windows 10 and 11
  • Fast Mono injection
  • Automatic mod updates
  • Community support
For mod owners

Mod publishing

Apply
Controlyour mod and keys

Protect your mod and manage who can load it.

Apply for Wyvern
  • Key and HWID management
  • Wyvern Updater
  • Loader use history
  • Mod protection

Questions

Common questions.

What is Wyvern?

Wyvern is a secure Mono mod loader with key management, automatic updates, and mod protection.

Which systems are supported?

The current download supports Windows 10 and 11 and requires a 64-bit system, AVX2-capable processor, and discrete graphics. The Linux installer is temporarily unavailable.

How do I get a mod?

Download Wyvern Loader, then choose a mod from the catalog. Paid mods require a valid key from the mod owner.

How do I publish my mod?

Send an application. Accepted mod owners can sign in to their channel panel and use the Updater.

Where do I get help?

Join the Wyvern Discord for installation help, channel support, Wyvern updates, and mod announcements.