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Slyrien Omega

by Syltharis

Slyrien Omega is a Forge core library that expands the JujutsuCraft gameplay with clan, trait, soul and technique systems for the 1.20.1 build.

ForgeClient and serverApache License 2.01.20.1

What it does

Slyrien Omega acts as a bridge for JujutsuCraft. It introduces fundamental gameplay systems that the base mod does not include, and it is required by the Omega series addons, so they cannot run without it. The mod runs on client and server, so servers and every player need it installed.

Players can join clans that come with stat bonuses, passive abilities and evolution paths that develop as they progress. Character traits split into physical and mental groups, changing body types, defensive buffs and energy regeneration. Souls can be absorbed and used for passive benefits. A custom API lets sub-mods register complex techniques, their logic handlers and network packets.

Slyrien Omega is licensed under the Apache License 2.0 and is not open source. Its only published file targets Forge for 1.20.1, released 2026-01-21, and the first release arrived on 2025-12-18.

Key features

  1. Clan system

    Players join clans that grant stat bonuses and passive abilities along progression-based evolution paths.

  2. Trait system

    Physical and mental traits alter gameplay, granting unique body types, defensive buffs and special energy regeneration.

  3. Soul mechanic

    Players absorb and utilize souls to gain passive benefits.

  4. Selection GUI

    A radial menu interface lets players manage stored techniques and abilities in one place.

Compatibility

Latest build for each game version and loader.

1.20.11.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Use cases

Who it’s for: Players of JujutsuCraft who want the additional systems, and server owners who run the Omega series addons alongside the base mod.

Questions

Does Slyrien Omega require another mod?

Yes. It is a core dependency for the Omega series addons and works as an expansion of the JujutsuCraft base mod.

Does the server need Slyrien Omega?

Yes. A server running it needs every connecting player to have it too.

Which game versions does Slyrien Omega support?

Only 1.20.1 is listed, with a Forge file released on 2026-01-21.

More from Syltharis

All projects
Modern Jujutsu1.20.1

What the author says

This is the core dependency required for all Omega series addons. It acts as a bridge and expansion for JujutsuCraft, introducing fundamental gameplay systems that do not exist in the base mod. Features: Clan System: Introduces a progression-based clan mechanic. Players can join clans to unlock unique stat bonuses…
Syltharis, on the Modrinth page

Official listing

Owner
Syltharis
Published
2025-12-18
Updated on Modrinth
2026-01-21
Facts verified
2026-10-15
Open on ModrinthCompare