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DataTable: align="right" does not right-align the header label on sortable columns

bugSomething isn't working. Reports of errors, unexpected behavior, or broken functionality.Something isn't working. Reports of errors, unexpected behavior, or broken functionality.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#445 In PrefectHQ/prefab;

· wjshamblin opened on May 20, 2026

DataTable on_row_click handler is attached at the <td> cell level — tr.click() is a no-op in browser tests

bugSomething isn't working. Reports of errors, unexpected behavior, or broken functionality.Something isn't working. Reports of errors, unexpected behavior, or broken functionality.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#442 In PrefectHQ/prefab;

· dougborg opened on May 13, 2026

DataTable on_row_click: {{ field }} template silently falls through as a literal string; only {{ $event.field }} resolves

bugSomething isn't working. Reports of errors, unexpected behavior, or broken functionality.Something isn't working. Reports of errors, unexpected behavior, or broken functionality.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#441 In PrefectHQ/prefab;

· dougborg opened on May 13, 2026

Apply number formatting to chart tooltips

enhancementImprovement to existing functionality or new capabilities.Improvement to existing functionality or new capabilities.

pythonRelated to the Python SDK: components, actions, serialization.Related to the Python SDK: components, actions, serialization.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

Feature

#437 In PrefectHQ/prefab;

· rcash opened on May 8, 2026

Additional yAxisFormat options: currency and percentage

enhancementImprovement to existing functionality or new capabilities.Improvement to existing functionality or new capabilities.

pythonRelated to the Python SDK: components, actions, serialization.Related to the Python SDK: components, actions, serialization.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

Feature

#436 In PrefectHQ/prefab;

· rcash opened on May 8, 2026

Upgrade checks failing on main branch

build failed

Status: Open.

#432 In PrefectHQ/prefab;

· github-actions opened on Apr 29, 2026

Ability to customize search placeholder in DataTable (like Combobox)

enhancementImprovement to existing functionality or new capabilities.Improvement to existing functionality or new capabilities.

pythonRelated to the Python SDK: components, actions, serialization.Related to the Python SDK: components, actions, serialization.

Status: Open.

#428 In PrefectHQ/prefab;

· jdluiswise opened on Apr 21, 2026

PrefabApp.stylesheets Parameter Not Applied in JSON-Based Renderer

bugSomething isn't working. Reports of errors, unexpected behavior, or broken functionality.Something isn't working. Reports of errors, unexpected behavior, or broken functionality.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#424 In PrefectHQ/prefab;

· schlpbch opened on Apr 18, 2026

Ring label mispositioned when value is 0

bugSomething isn't working. Reports of errors, unexpected behavior, or broken functionality.Something isn't working. Reports of errors, unexpected behavior, or broken functionality.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#391 In PrefectHQ/prefab;

· jlowin opened on Apr 1, 2026

Per-app Tailwind compilation for optimized renderer bundles

enhancementImprovement to existing functionality or new capabilities.Improvement to existing functionality or new capabilities.

pythonRelated to the Python SDK: components, actions, serialization.Related to the Python SDK: components, actions, serialization.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#369 In PrefectHQ/prefab;

· jlowin opened on Mar 29, 2026

Consider a transport-agnostic renderer without ext-apps dependency

enhancementImprovement to existing functionality or new capabilities.Improvement to existing functionality or new capabilities.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#335 In PrefectHQ/prefab;

· jlowin opened on Mar 24, 2026

Theme kwargs for semantic colors, radius, and component default sizes

enhancementImprovement to existing functionality or new capabilities.Improvement to existing functionality or new capabilities.

pythonRelated to the Python SDK: components, actions, serialization.Related to the Python SDK: components, actions, serialization.

rendererRelated to the TypeScript/React renderer.Related to the TypeScript/React renderer.

Status: Open.

#313 In PrefectHQ/prefab;

· jlowin opened on Mar 18, 2026