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API reference

Asset

getTemporaryUrl findFonts openColorSelector requestFontSelection upload Changelog

Design

addAudioTrack addElementAtCursor addElementAtPoint addPage bulkCreate.launch

createRichtextRange editContent

getCurrentPageContext getDesignMetadata getDesignToken initAppElement openDesign

overlay.registerOnCanOpen publish.launch

requestExport selection.registerOnChange setCurrentPageBackground ui.startDragToCursor ui.startDragToPoint

Intents: Asset

prepareUrlExpander

Intents: Content

prepareContentPublisher

Intents: data

prepareDataConnector

Intents: design

prepareDesignEditor

Platform

appProcess appProcess.broadcastMessage appProcess.current appProcess.current.getInfo appProcess.current.requestClose appProcess.current.setOnDispose appProcess.requestClose appProcess.registerOnMessage appProcess.registerOnStateChange features.isSupported features.registerOnSupportChange getPlatformInfo notification.addToast requestOpenExternalUrl

User

auth.getCanvaUserToken auth.initOauth

App middleware

initUserTokenVerifier

App middleware: Express

tokenExtractors

user.verifyToken

Changelog for @canva/app-middleware@beta

The latest changes for the Canva Apps SDK @canva/app-middleware@beta package.

v0.0.0-beta.3 - 2026-01-13

Changed

Replaced @public with @beta tags in TSDocs, while the SDK's still in beta.

v0.0.0-beta.2 - 2025-12-23

Added

Added new UserTokenVerifier type for the express/user namespace.

Changed

Various examples and documentation improvements in TSDocs.

Fixed

Fixed an issue where err instanceOf UserAuthError checks were failing across cjs/esm module boundaries.
Ensured error messages are logged in debug mode.
Token verification now only checks for claims that exist in the token.

v0.0.0-beta.1 - 2025-12-22

Added

Initial release of @canva/app-middleware.