Unity tools that earn their place in the project

Build the game.
Skip rebuilding the plumbing.

Focused systems for audio, secondary motion, retro water, and human rendering—built from real production needs and documented like they are meant to ship.

04Focused Unity systems
Editor + runtimeComplete production workflows
Docs includedFrom first setup to deep reference
The STL Dynamics lineup

Four systems. Four ugly problems handled.

Each asset has a focused job, an editor workflow that respects your time, and runtime behavior designed for real scenes—not just a pretty demo.

Pooled Audio Event System showcase card
Audio Toolkit

Pooled Audio Event System

Define reusable SoundEvents, route playback through one managed pool, and keep large scenes under control with distance behavior, voice limits, loop virtualization, mixer routing, and runtime diagnostics.

2D + 3DPoolingDistance layersLoop virtualization
Retro Water System for URP showcase card
Water + VFX

Retro Water System for URP

Build lakes, rivers, pools, swamps, and bounded oceans with profile-driven retro rendering, CPU surface sampling, Rigidbody buoyancy, projected caustics, underwater effects, and tiled-ocean LOD.

URPBuoyancyCausticsOcean LOD
Reactive Bones showcase card
Physics + Rigging

Reactive Bones

A complete bone-based secondary motion toolkit for hair, tails, ears, straps, cables, soft-body motion, plants, and accessories—with setup wizards, rig painting, smart collision, wind, runtime forces, optimization, and debugging.

Rig painterSmart collisionWind + forcesRuntime budgets
Human Shaders for URP showcase card
Character Rendering

Human Shaders for URP

A complete URP character material toolkit with specialized human shaders, one editor workspace, texture packing, reusable profiles, diagnostics, runtime controls, and painted or geometric skin visibility workflows.

URPSix shader familiesSkin visibilityUnified editor
Built the way we want tools to feel

Powerful under the hood. Obvious where it counts.

STL Dynamics assets start as solutions needed inside real projects. That pressure shapes the whole package: authoring tools, safe defaults, reusable data, diagnostics, example scenes, and documentation that covers more than the happy path.

Browse every manual
01

Visual authoring

Purpose-built inspectors and focused workspaces keep complex setup readable.

02

Reusable systems

Profiles and data assets make tuning portable instead of prefab-by-prefab busywork.

03

Runtime control

APIs, events, limits, state changes, and diagnostics connect the tool to actual gameplay.

04

Real documentation

Quick starts get you moving; full manuals stay useful when the integration gets serious.

Already using an STL Dynamics asset?

The documentation hub now covers the whole lineup.

Select your asset, open the right guide, and get back into Unity without hunting through package folders.