Yes. HyperLeash is free to download from Modrinth. Its license is MIT.

How do I add it to my Nxeon server?

Use “Add to a server” on this page, or open NxLabs from your dashboard. We install it, restart your server and switch it on.

HyperLeash — Minecraft Mods

From Modrinth

Leash mobs to fireworks! Leash mobs to each other!

Wanna know more? Check out the video showcase below (older version, new tutorial coming)!

There are two main features of HyperLeash:

Crouching while leashing multiple mobs connects them to each other instead of to you.
Launching a firework with mobs leashed to you will attach them to the firework.

From source data

Supports 8 Minecraft versions, the newest being 1.21.4.

Runs on Data pack, Fabric, Forge, NeoForge and Quilt.

Rated a light load on a server.

From our catalogue

One-click install: Supported on Nxeon Minecraft servers. We download it from Modrinth, place it, and restart the server.
Server side: Required on the server
Server type needed: Data pack, Fabric, Forge, NeoForge, Quilt
Server load: light
Smallest plan we suggest: Minecraft — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
Latest build: 2.2+mod, released 2025-01-05

From 5 recorded builds of HyperLeash.

Build	Released	Game versions	Loaders
2.2+mod	2025-01-05	1.21 to 1.21.4 (5 versions)	Fabric, Forge, NeoForge, Quilt
2.2	2025-01-05	1.21 to 1.21.4 (5 versions)	Data pack
2.1+mod	2024-10-24	1.21 to 1.21.3 (4 versions)	Fabric, Forge, NeoForge, Quilt
2.1	2024-10-24	1.21 to 1.21.3 (4 versions)	Data pack
2+mod	2024-09-16	1.21 to 1.21.1 (2 versions)	Fabric, Forge, NeoForge, Quilt

Pick a server or deploy a new one above; it is installed in one click.

From the catalog

Listed on Modrinth as “Mods”

Adds or changes creatures, NPCs and how they behave.

From source side support

Modrinth lists HyperLeash as required on the server. Check its Modrinth page to see whether players need it too.