open educational resource platform

edx-platform is a comprehensive learning management system designed for authoring, hosting, and delivering online courses. It functions as an LTI compliant learning platform that manages student progress and profiles while delivering educational content at scale. The system is divided into a dedicated course authoring environment for creating structured learning paths and a learner-facing platform for course delivery. It includes a centralized identity platform that provides single sign-on authentication across these components. The platform's capabilities cover online course authoring, larg

Open edX is a web-based learning management system and online course delivery platform that provides a complete environment for hosting, delivering, and managing online courses. It includes a dedicated course authoring studio for creating, organizing, and publishing course materials and assessments, along with a learning analytics dashboard for viewing visualizations and metrics of course data to analyze learner performance and engagement. The platform supports educational content structuring through tools for assembling course materials, and offers course data analytics capabilities for anal

The 2U fork of Open edX LMS & Studio, powering education sites around the world!

Moodle is an open-source learning management system (LMS) that provides a complete platform for creating, delivering, and managing online courses, assessments, and learner progress. Its architecture combines database-driven content storage, a plugin-based modular extension system, hierarchical role-based access control, and a RESTful API layer, all built around multi-tenant course isolation that keeps each course's activities, users, and grading structures separate. The platform distinguishes itself through a comprehensive assessment and grading system that manages question banks, applies fle

Algorithmica is an open-access knowledge base and computer science textbook designed for the publication of structured instructional materials. It functions as an educational content management system and a collaborative documentation site for hosting technical knowledge and course drafts for public consumption. The platform enables collaborative technical writing and authoring through version control and web editors, utilizing an automated pipeline to generate previews of pending changes. The system manages large collections of learning materials using static site generation, markdown-drive

Tiptap is a headless, modular framework designed for building custom rich-text editors. It provides a developer-focused abstraction layer over a structured document model, allowing for full control over the underlying schema through a plugin-based architecture. By separating document state management from the user interface, it enables the creation of tailored editing experiences that remain framework-agnostic. The project distinguishes itself through a robust collaborative engine that supports real-time multi-user editing, conflict resolution, and presence tracking. It integrates artificial

Typst is a programmable, markup-based typesetting engine designed for professional document creation. It functions as a scriptable publishing toolchain that transforms plain text and code into complex, paginated outputs. By utilizing a high-performance compiler, the system automates document assembly, mathematical rendering, and dynamic content generation, providing a unified workflow for academic and technical authoring. The engine distinguishes itself through a declarative layout framework that uses cascading rules to manage document structure and visual styling. Unlike traditional systems,

Yoopta-Editor is a headless framework for building customizable block-based rich text editors. It utilizes a JSON-based document engine to manage editor state and provides a WYSIWYG interface for creating structured documents. The system separates core document logic from the visual layer, allowing for complete customization of the user interface. The framework is designed for real-time collaborative editing, featuring a synchronization engine with conflict resolution and remote cursor presence tracking. It offers a highly extensible plugin system that allows developers to define new content

Pluto.jl is a reactive computing environment for Julia that functions as a programmable document format. It serves as an interactive data science IDE and a polyglot computational notebook that stores Julia code and environment dependencies as versionable source files. The system is distinguished by its reactive execution model, which uses a directed acyclic graph to track variable dependencies and automatically re-evaluate affected downstream cells when a value changes. It ensures reproducibility by integrating isolated package environments directly within the notebook file and persisting con