"Services or tools available for free without requiring an API key" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
Manage translation projects, phrases and locales with secure organization-scoped tools and views.
Manage translation projects, phrases, locales, dictionaries, and team data with secure, organization-scoped tools and interactive translation views.
Curated multilingual pick-up lines (Tagalog, pt-BR, Indonesian+) with English glosses.
Dictionary MCP — wraps Free Dictionary API (free, no auth)
jargon-translator MCP — wraps StupidAPIs (requires X-API-Key)
Translate MCP — wraps LibreTranslate API (https://libretranslate.com/)
Sentiment, toxicity, entity extraction, PII, translation, summary, QA, fraud scoring, safety audit.
Words MCP — wraps Datamuse API (free, no auth required)
Translation that never breaks structure: .srt timings, i18n key trees, PDF layout.
40+ Lightning-paid AI tools for agents: calls, SMS, fax, voice, translation. No signup, no keys.
DeepL translation: translate, usage, source/target languages. Free 500k chars/mo.
Wiktionary MCP — multilingual dictionary via Wikimedia REST + MediaWiki Action API
Quran: Quran API Service with 90+ different languages and 400+ translations.
Tarot card meanings for love, and answers to the most-asked love questions, in 22 languages.
Tables and ledgers checked by arithmetic, not by a model. 24 tools. MCP 2026-07-28 ready.
Arabic-first OCR, translation and document extraction. First call mints a free trial key.
Ukraine entry rules, border crossings, customs, safety and war-risk travel insurance. 10 languages.
Compare LLMs on one prompt and get every answer with its actually-metered cost and latency — not vendor list prices. Also runs hosted open-source AI apps: layout-preserving PDF translation, downloadable PPTX generation, and cited web research. Nine tools over Streamable HTTP. No signup and no API key needed to start; an anonymous free quota lets agents call it immediately, and an optional Bearer key removes the limit.
Bilingual dictionary lookup and translation validation for kasahorow Fellows.
Fill in 1,000+ legal PDF templates in many languages, get a signed PDF back. Free, no API key.
