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Fusion

Helix. The DNA

DocsInstall Helix, build a theme, and learn how it works.ComponentsEvery component, with its API and a live example.SandboxEdit an example and see the result beside the code.Theme builderBuild a palette from your brand color and check its contrast.MapsBuildingInteractive maps in your brand’s colors.

Cortex. The mind

DocsWhat a system knows, and how far to trust it.

EngramBuildingMemory: what a system keeps, and for how long.

TraceBuildingProvenance: where each fact came from.

RecallDeclaredContext: what to give a model, and why.

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The arguments behind what we build, written where they can be checked.

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Helix ships as one open tier

Every Helix component is free and open source. A paid tier would hide components from the AI agents that write code with Helix.

August 18, 2026

A palette from one brand color

Helix computes its palette from one brand color. Contrast follows from how the colors are computed, so no one has to review each pair.

August 11, 2026

Why Helix has two tiers

Large companies have many brands and frameworks. A team that needs a different look can use the headless tier and keep the same components, parts, and events.

Lockstep versioning, one domain at a time

The packages in each domain, such as Helix, share one version number, so a Cortex fix does not change the version of the Helix docs.