Split panes (resizable · reorderable)

Generated from pattern-library/registry.json — do not edit by hand; change the registry and run bun run patterns:build.

Index card — the docs below are the canonical explanation; deep-tier pattern pages additionally carry invariants and emulation notes.

Category: UI Components & Design System · Tier: light · Maturity: proven (verified 2026-08-20 @ 1a130d67) · Risk: low — frontend only

Resizable and reorderable split-pane primitives and composites for dividing screen space into adjustable regions.

When to use: Use when a layout needs user-resizable or drag-reorderable panes, such as a multi-pane workspace.

Docs

• docs/blueprint/design/components.md (GitHub · GitLab)

Code

• src/lib/components/primitives/pane/ (GitHub · GitLab)
• src/lib/components/composites/reorderable-panes/ (GitHub · GitLab)

Proof

• /showcases/ui/splits

Machine-readable record: ui-split-panes in pattern-library/registry.json.