# Adobe CEP (Common Extensibility Platform)

**Canonical:** https://apis.io/apis/adobe-creative-cloud/cep/  
**Provider:** Adobe Creative Cloud — https://apis.io/providers/adobe-creative-cloud/  
**Base URL:** https://api.example.com  
**Documentation:** https://adobe-cep.github.io/CEP-Resources/

Adobe CEP (Common Extensibility Platform) is one of 24 APIs that [Adobe Creative Cloud](https://apis.io/providers/adobe-creative-cloud/) publishes on the [APIs.io](https://apis.io/) network. This API exposes 1 JSON Schema definition. Tagged areas include ExtendScript, HTML5, Legacy, Panels, and Plugin Framework. The published artifact set on APIs.io includes API documentation, a GitHub repository, and 1 JSON Schema.

The Common Extensibility Platform (CEP) is Adobe's legacy framework for building integrated HTML5 panels across multiple Creative Cloud desktop applications. CEP panels use HTML5, CSS, and JavaScript for the UI layer and communicate with application DOMs through ExtendScript. The framework supports InDesign, Photoshop, Illustrator, Premiere Pro, Audition, After Effects, and other CC applications.

## Machine-readable artifacts (4)

- **Documentation** — https://adobe-cep.github.io/CEP-Resources/
- **GitHubRepository** — https://github.com/Adobe-CEP/CEP-Resources
- **GitHubRepository** — https://github.com/Adobe-CEP/Getting-Started-guides
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/adobe-creative-cloud/refs/heads/main/json-schema/adobe-cep-extension-manifest-schema.json

## Other Adobe Creative Cloud APIs (12)

- [Adobe Express Embed SDK](https://apis.io/apis/adobe-creative-cloud/express-embed-sdk/)
- [Adobe Cloud Storage and Collaboration API](https://apis.io/apis/adobe-creative-cloud/cloud-storage-api/)
- [Adobe Fonts API](https://apis.io/apis/adobe-creative-cloud/fonts-api/)
- [Adobe Document Generation API](https://apis.io/apis/adobe-creative-cloud/document-generation-api/)
- [Acrobat Sign API](https://apis.io/apis/adobe-creative-cloud/acrobat-sign-api/)
- [Adobe I/O Events](https://apis.io/apis/adobe-creative-cloud/io-events/)
- [Adobe I/O Runtime](https://apis.io/apis/adobe-creative-cloud/io-runtime/)
- [Adobe App Builder](https://apis.io/apis/adobe-creative-cloud/app-builder/)
- [Adobe UXP (Unified Extensibility Platform)](https://apis.io/apis/adobe-creative-cloud/uxp/)
- [Adobe Photoshop API](https://apis.io/apis/adobe-creative-cloud/photoshop-api/)
- [Adobe Lightroom API](https://apis.io/apis/adobe-creative-cloud/lightroom-api/)
- [Adobe Developer Distribution](https://apis.io/apis/adobe-creative-cloud/developer-distribution/)

## Tags

ExtendScript, HTML5, Legacy, Panels, Plugin Framework

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/adobe-creative-cloud/cep/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/adobe-creative-cloud/.