"Construct 3" matching MCP servers:

A custom MCP protocol service that enhances AI models by providing multilingual translation capabilities and resource management, allowing for automatic text extraction and translation through external APIs.

Enables learners to quiz themselves on French word meanings from textbook units and daily review sets, with interactive card flips, self-scoring, and per-user cloud progress storage.

Search Japanese onomatopoeia by scene, not by spelling. 161 entries with nuance explained in Japanese and English. Fully offline MCP server, no API key required.

prevents llm from overload, freeze and oscillation

K-Mail-MCP is an MCP server that connects 6 mail services — Naver, Daum/Kakao, Gmail, Nate, Yahoo, and iCloud — to Claude AI. It enables AI-powered email summarization, translation, spam detection, and unified inbox management — all with AES-256-GCM encrypted credentials.

An MCP server that lets coding agents drive the full PDF-to-lesson pipeline — ingesting, planning, storyboarding, translating, narrating, QA-ing and exporting — or author lesson beats themselves while the server validates and renders them. It enables agents to produce offline, animated, narrated, interactive books with in-picture questions.

Enables Japanese-to-Korean manga translation via a two-stage pipeline (Hy-MT2 and Qwen) through an MCP endpoint, with a headless web UI and JSON HTTP API.

Phonetic analysis engine that gives LLMs accurate rhyme detection, stress scanning, meter identification, and syllable counting backed by the full CMU Pronouncing Dictionary.

Enables secure local proofreading of Korean official documents (.hwpx/.hwp) using 3-layer AI correction for spelling, grammar, and official document style. Provides 50 administrative document templates for generating standardized official correspondence without cloud dependencies or API keys.

Provides Korean Sign Language (KSL) data through MCP, enabling search and retrieval of sign language terms and details.

Enables MCP clients to run text tasks such as asking, rewriting, summarizing, translating, and classifying through free web chat providers on stdio, without needing an API key. It sits on the same provider drivers as the HTTP surface, so a provider added once works across both.

Enables translation and text rephrasing using DeepL's API through a cloud-deployed MCP server. Provides translation between multiple languages, text rephrasing, and language detection capabilities with professional deployment features.

Enables comprehensive translation management through POEditor's API with project, language, term, and translation operations. Includes automation scripts for reporting, monitoring, AI-powered suggestions, and multi-format exports.

Enables elders facing memory loss, disability, or language gaps to converse with Alexa in their own language, receiving gentle memory support, medication reminders, two-way family translation, translated narration of their stories, and Ring doorbell monitoring—with check-ins screened for sentiment and safety so that loneliness nudges family members and true emergencies trigger a Step Functions escalation to the care circle. It provides 12 tools, 3 resources, and 2 prompts over Streamable HTTP with OAuth 2.1, and also deploys as a stateless AWS Lambda.