Open edX Platform Atlasv1.0
Authoring ExperiencesEst. 2012

Course & Pathway Creation

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Overview

Course & Pathway Creation covers the tools content authors use to build and publish courses and programs — the course outline editor, unit editing interface, settings pages, and program authoring tools. Studio is Open edX's authoring environment and one of its most significant differentiators from competing LMS platforms.

The modern Studio experience is delivered by `frontend-app-authoring` (a React MFE), which has been progressively replacing the Django-rendered Studio since approximately 2022.

Current State (2026)

• Course outline: `frontend-app-authoring` MFE provides the course outline, with drag-and-drop section/subsection/unit organization

• Unit editor: The unit editing page in `frontend-app-authoring` replaces the legacy Studio unit editor

• Settings: Course dates, grading policy, and advanced settings migrating to MFE; some still in Django-rendered Studio

• OLX format: All course content stored as Open Learning XML (OLX) — XML + HTML + assets in a tarball

• Import/Export: Courses exportable as `.tar.gz` OLX archives; importable between Open edX instances

• Programs: Program authoring (sequences of courses) done via Django admin or the `course-discovery` service admin

Architecture

• Frontend: `frontend-app-authoring` communicates with Studio (CMS) backend APIs in `edx-platform`

• Backend: Studio (`cms/` in `edx-platform`) is a Django application with its own database; shares MongoDB with LMS for course structure

• Content storage: Course structure stored in MongoDB; assets stored in GridFS or S3

• Publishing: Authoring changes published from Studio to LMS via a publish signal; not real-time

• OLX: The canonical on-disk format; import/export uses tarball extraction/compression

History

Origin

• Year introduced: 2012 (Studio launched alongside the LMS as edX's course creation tool)

• Initial implementation: Django-rendered web application (separate from LMS); authors accessed at `studio.` subdomain

• Context: Studio was a key innovation — a browser-based course editor for non-technical instructors; replaced earlier command-line or file-based course authoring

Key Milestones

2012

Studio (CMS) launched as Django web app

2013

Open sourced along with LMS

~2022

`frontend-app-authoring` MFE development begins

~2023–2025

Progressive Studio → MFE migration page by page

Open Questions

  • ?Who designed Studio and what were the original authoring principles?
  • ?Why was Studio built as a separate Django app rather than integrated into the LMS?
  • ?What was the original course outline UX and how has it evolved?
  • ?When did the decision to migrate Studio to an MFE happen and who drove it?
  • ?What are the biggest usability challenges that instructors report with course creation?
  • ?How does the OLX format constrain or enable course authoring compared to other platforms?