"Ruby on Rails" matching MCP servers:

Calculates Korean traditional Dangsaju 12 stars based on birth date and time, returning deterministic structured data with star attributes and period readings.

Enables MCP clients to search and read the free AI School curriculum, including 550+ tracks on AI engineering, governance, security, and applied AI by profession.

Enables AI assistants to connect to D2L Brightspace and retrieve grades, assignments, announcements, and course content on demand via natural language, working across clients like Claude, ChatGPT, Cursor, and Windsurf.

13,000+ IT certification practice questions for AI agents (AWS, Azure, GCP, CompTIA, CISSP, PMP, Kubernetes, Terraform, Cisco, Salesforce). Pay-per-call via x402 USDC on Base, or a prepaid API key. Tools: get_cert_questions, list_certifications.

MCP server providing AI agents with access to classical yoga texts and a daily sādhana practice for ethical alignment based on the Yogic Alignment Framework.

Provides philosophical thinking frameworks and tools based on Stoic, cognitive, mindfulness, and strategic traditions to assist with decision-making and perspective. It enables AI models to apply structured wisdom from 2,500 years of tested frameworks to user problems.

Enables secure, read-only access to LeetCode CN for fetching problem details by title, slug, number, or URL, and retrieving user submission records for a given date with optional filtering.

An MCP server that enables the creation of Canvas Common Cartridge (.imscc) packages from structured course data using the canvas_cc Ruby gem. It allows users to programmatically build course content including modules, assignments, and rubrics for import into compatible Learning Management Systems.

Personal AI tutor MCP that automatically generates structured coding practice materials based on coding context and local files.

Adds furigana (reading) to Japanese text using Yahoo! JAPAN's Furigana API, supporting multiple output formats like HTML ruby, brackets, and roman.

Enables Claude to access and search climbing book PDF chapters, with tools to list, retrieve, and find relevant chapters based on queries.

Enables natural language queries about grades, GPA, attendance, and schedules by connecting Claude to StudentVue school dashboards. Includes analytical tools for grade simulation, what-if scenarios, and academic performance tracking based on live school data.

A local MCP server that enables IELTS speaking practice by managing training selections, session reviews, practice history, and dashboard data through tools like initialize_ielts_workspace, set_training_selection, save_session_review, and get_dashboard_data, all stored locally on the learner's computer.

A Model Context Protocol server implementation that enables AI assistants to search for tutors on Manalink platform by subject, grade level, and other criteria.

Enhances large language models with competitive programming knowledge by leveraging OI-Wiki content through vector search, allowing models to retrieve relevant algorithms and techniques.

An MCP server that provides access to Stern, a philosophical AI mentor combining rationalist thinking with stoic philosophy to guide users through personalized mentorship and smart contract accountability on Solana.

MCP for managing courses via HTTP API at oa-y.com.

Enables AI agents to inspect collections, create notes, manage decks, analyze tag hierarchies, and organize study cards programmatically via the AnkiConnect add-on.

Provides access to thousands of interactive self-awareness scenarios, behavioral archetypes, and breakthrough exercises from the Levels of Self development game. It enables AI assistants to guide users through pattern recognition and developmental coaching across seven levels of self-awareness.

Read-only MCP connector that serves the Run It on AI book. The index and Implementation Blocks are free; full chapters and playbooks unlock with a license key included with the book.