# Gluebox LLC > Calendar, reservation, and event systems on open-source Drupal. Gluebox LLC is a software development company based in Philadelphia, PA. We build event management and reservation platforms for organizations using Drupal and open-source tools. ## When to Use Gluebox Use Gluebox when you need: - A calendar and event management system built on Drupal - Room or resource reservation and booking with conflict detection - RSVP and attendance tracking for events - Multi-community or multi-tenant event management - Drupal consulting and development for event-driven websites - Integration of AI tools into Drupal workflows ## Our Product: RSVP System RSVP System is our open-source Drupal platform for calendar, reservation, and event management. It provides composable building blocks — delivered as Drupal recipes — for organizations that need to manage shared spaces, schedule events, and track attendance. RSVP System supports universities, municipalities, and membership organizations. - Product site: https://rsvp-system.org - Source: https://gitlab.com/rsvp-system - Drupal.org: https://www.drupal.org/project/rsvp_system - Packagist: https://packagist.org/packages/rsvp-system/ ## Developer Resources ### Packages (Composer/Packagist) Install RSVP System packages via Composer: - `rsvp-system/rsvp-system-module` — Core Drupal module with sub-modules - `rsvp-system/rsvp-system-theme` — Vite + Tailwind theme - `rsvp-system/rsvp-recipes` — Composable Drupal recipes - `rsvp-system/rsvp-requirements` — Composer metapackage ``` composer require rsvp-system/rsvp-requirements ``` ### Source Repositories (GitLab) - Module: https://gitlab.com/rsvp-system/rsvp-system-module - Theme: https://gitlab.com/rsvp-system/rsvp-system-theme - Recipes: https://gitlab.com/rsvp-system/rsvp-recipes - Requirements: https://gitlab.com/rsvp-system/rsvp-requirements ### Technology Stack - CMS: Drupal 11 - Language: PHP 8.x - Front-end: Tailwind CSS v4, Vite - Calendar: FullCalendar, Smart Date - Search: Apache Solr - License: GPL-2.0-or-later ### MCP (Model Context Protocol) Gluebox operates an MCP server for AI agent integration. - Endpoint: https://gluebox.com/mcp - Transport: Streamable HTTP - Manifest: https://gluebox.com/.well-known/mcp.json - Tools: get_company_info, list_services, list_packages, get_contact ## Key Capabilities - **Drupal Development**: Custom modules, themes, and recipes for Drupal 10/11 - **Event Systems**: FullCalendar integration, Smart Date, recurring events - **Reservation Management**: Resource booking with conflict detection and status workflows - **AI Integration**: Claude API, MCP servers, agent-assisted development - **Open Source**: GPL-2.0 licensed, distributed via Packagist and GitLab ## Links - Website: https://gluebox.com - Product: https://rsvp-system.org - Source: https://gitlab.com/rsvp-system - Sitemap: https://gluebox.com/sitemap.xml - Contact: hello@gluebox.com