"Examples of MCPs (Microservices Communication Protocols) That Do Not Require API Keys" matching MCP servers:

• XTRF Home Portal API Server

  heesookiim

  F

  license

  -Not graded

  quality

  D

  maintenance

  Enables interaction with XTRF translation management system through their Home Portal API. Provides access to XTRF's project management, translation workflow, and client portal functionalities via natural language interface.

  Updated a year ago (2025-08-13 20:03 UTC)

• Cloud Translation API MCP

  ag2-mcp-servers

  F

  license

  -Not graded

  quality

  D

  maintenance

  An MCP (Multi-Agent Conversation Protocol) Server that enables AI agents to interact with Google's Cloud Translation API for translating text between languages.

  Updated a year ago (2025-07-16 14:06 UTC)

• Thesaurus By Api Ninjas

  BACH-AI-Tools

  A

  license

  B

  quality

  D

  maintenance

  Provides access to synonyms and antonyms for words through the API Ninjas Thesaurus API, enabling vocabulary enhancement and word exploration.

  Updated 9 months ago (2025-12-05 00:10 UTC)

  1

  MIT

• Dictionary By Api Ninjas

  BACH-AI-Tools

  A

  license

  B

  quality

  D

  maintenance

  Provides dictionary lookup functionality through the API Ninjas Dictionary API, allowing users to search for word definitions and meanings through natural language queries.

  Updated 9 months ago (2025-12-04 23:39 UTC)

  1

  MIT

• mcp-rae

  rae-api-com

  F

  license

  -Not graded

  quality

  D

  maintenance

  Model Context Protocol (MCP) server for the Royal Spanish Academy (RAE) API. It allows language models to interact with RAE's dictionary and linguistic resources.

  Updated a year ago (2025-09-02 09:03 UTC)

  7

• Mi'kmaq Dictionary MCP Server

  Traves-Theberge

  F

  license

  -Not graded

  quality

  D

  maintenance

  Enables bidirectional lookup of Mi'kmaq and English words with definitions and examples, and provides tools for learning and dictionary statistics, integrating seamlessly with AI-powered IDEs.

  Updated a year ago (2025-08-18 00:07 UTC)

  1

• jp-onomatopoeia-mcp

  h-kazuki-pixel

  A

  license

  A

  quality

  A

  maintenance

  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.

  Updated 16 days ago (2026-08-07 22:52 UTC)

  5

  MIT

• blocks-translation-mcp

  mahmudul006

  F

  license

  A

  quality

  B

  maintenance

  Finds new UI translation keys in your codebase, dedup-checks them against a Blocks/UILM tenant, and generates the JSON the Blocks portal expects for import.

  Updated 18 days ago (2026-08-06 06:17 UTC)

  7

  1

• texterify-mcp

  mogharsallah

  A

  license

  A

  quality

  D

  maintenance

  An MCP server that provides LLM agents with full access to the Texterify translation management API. It enables users to search, create, update, and delete translation keys and their values directly through natural language within their development environment.

  Updated 2 months ago (2026-06-24 16:13 UTC)

  23

  1

  ISC
• 

  smartling-mcp-dockerofficial

  Smartling

  F

  license

  A

  quality

  C

  maintenance

  A Docker-based MCP server wrapping the Smartling CLI, enabling natural language management of translation projects, files, and glossaries.

  Updated 2 months ago (2026-06-20 04:44 UTC)

  3

• MCP Translation Text

  NiuTrans

  A

  license

  A

  quality

  D

  maintenance

  Provides text translation capabilities powered by NiuTrans API with support for 455+ languages. Includes translation tools and language catalog resources for seamless integration with MCP clients.

  Updated 8 months ago (2025-12-17 02:29 UTC)

  1

  8

  MIT

• SimpleLocalize MCP Server

  GalvinGao

  A

  license

  A

  quality

  D

  maintenance

  A Model Context Protocol server that enables users to manage translations for their applications through SimpleLocalize's localization platform via natural language prompts in Cursor.

  Updated a year ago (2025-09-08 14:14 UTC)

  7

  3

  MIT

• DeepSeek MCP Server

  DMontgomery40

  A

  license

  A

  quality

  A

  maintenance

  Enables integration of DeepSeek's language models with MCP-compatible applications, offering features like chat completion, custom model selection, and parameter control for enhancing language-based interactions.

  Updated 5 days ago (2026-08-19 04:08 UTC)

  7

  2,198

  350

  MIT

• BeLikeNative Grammar Server

  theluckystrike

  F

  license

  A

  quality

  C

  maintenance

  L1-aware grammar, style, translation & tone tools with 70 local rules. Zero API keys needed.

  Updated 3 months ago (2026-05-27 09:43 UTC)

  4
• 

  DeepL MCP Serverofficial

  DeepL

  A

  license

  A

  quality

  A

  maintenance

  A Model Context Protocol server that enables AI assistants to translate and rephrase text between numerous languages using the DeepL API.

  Updated 18 days ago (2026-08-05 09:11 UTC)

  13

  343

  110

  MIT

• termdat-mcp

  malkreide

  A

  license

  A

  quality

  A

  maintenance

  MCP server for TERMDAT, the terminology database of the Swiss Federal Administration, giving AI agents officially validated designations of Swiss authorities, departments, and legal acts across DE/FR/IT/EN with source references and validation status.

  Updated a day ago (2026-08-22 11:28 UTC)

  7

  1

  MIT

• MCP Translation Text

  tianfn

  A

  license

  A

  quality

  D

  maintenance

  Provides text translation capabilities using the Niutrans API, supporting 455+ languages with code/alias mapping through a language catalog resource.

  Updated 8 months ago (2025-12-17 08:44 UTC)

  1

  5

  MIT

• Lara Translate MCP Server

  translated

  A

  license

  A

  quality

  C

  maintenance

  An MCP server providing machine translation capabilities via the Lara Translate API, featuring language detection and context-aware translations between numerous language pairs.

  Updated 2 months ago (2026-06-11 09:06 UTC)

  22

  1,349

  95

  MIT
• 

  SimpleLocalize MCP Serverofficial

  simplelocalize

  A

  license

  A

  quality

  D

  maintenance

  Enables interaction with the SimpleLocalize API to manage translation keys, languages, and tags. It allows users to streamline their localization workflow by creating, updating, and retrieving translation data directly through MCP-compatible AI assistants.

  Updated 4 months ago (2026-04-14 14:35 UTC)

  14

  41

  Apache 2.0

• navi-x402-mcp

  mobileappbyharis

  A

  license

  A

  quality

  D

  maintenance

  Enables AI agents to access paid tools like crypto prices, weather, translation, and web intelligence via per-request USDC payments on Base, with no API keys or subscriptions.

  Updated 2 months ago (2026-06-11 10:07 UTC)

  15

  34

  MIT