> For the complete documentation index, see [llms.txt](https://docs.chamilo.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.chamilo.org/2.x-de/uber-diese-dokumentation/changelog.md).

# Änderungsprotokoll

This changelog tracks significant updates to the Chamilo 2.0 documentation. Each entry corresponds to a Git tag on the `2.x` branch (e.g. `2.x-v1`). Translation branches (`2.x-fr`, `2.x-es`, …) carry matching tags to indicate which version they are synced to.

***

## 2.x-v1 — 2026-05-12

Initial release of the Chamilo 2.0 documentation (179 pages across three guides).

### Teacher Guide (49 pages)

Complete documentation for day-to-day course management:

* Getting started: interface overview and user profile
* Course creation: settings, homepage layout
* Adding content: documents, links, learning paths, glossary, announcements
* Assessing learners: exercises, assignments, surveys, attendance, gradebook
* Tracking and reporting: learner tracking, course reports, certificates and skills
* Collaboration: forums, chat, wiki, blogs, groups, video conferencing
* AI tools: tutor chatbot, exercise generator, learning path generator, AI grading, media generation, glossary generator
* Additional tools: agenda, dropbox, notebook, portfolio, course progress
* Sessions, branches and rooms, social network, tickets, appendix

### Admin Guide (62 pages)

Complete reference for platform administration:

* Installation: server requirements, installation wizard, configuration, email, cloud storage, upgrades
* User management: roles, user groups, profiling
* Course and session management: categories, import/export, sessions, careers, promotions, classes
* Platform settings: 40+ configurable feature areas documented individually
* Authentication: LDAP, CAS, OAuth2 (Azure, Facebook, Keycloak), SCIM, SSO
* Branding: color themes, portal customization, templates
* Integrations: AI providers, LTI 1.3, OnlyOffice, video conferencing, xAPI
* Multi-URL setup, performance tuning, plugins (56 available), maintenance

### Developer Guide (36 pages)

Architecture and extension reference for developers:

* Tech stack: Symfony 6.4, API Platform 3.0, Doctrine ORM, Vue 3, PrimeVue, Tailwind CSS
* Backend: Symfony architecture, controllers, entities, events/listeners, resource system, settings system
* Frontend: Vue 3 components, views and routing, state management, build system
* REST API: JWT authentication, endpoints reference, custom actions, webhooks
* Theming: color themes, CSS and Tailwind, Twig templates
* Plugins: architecture, creating a plugin, course tool plugins
* Contributing: coding conventions, Git workflow, testing
* Appendix: database schema, glossary