"Firebase: Google's Backend-as-a-Service Platform" matching MCP connectors:

An MCP server that gives any LLM or agent clean YouTube transcripts on demand: a single video, a whole channel, or a playlist, plus AI cleanup of auto-generated captions. API-key auth, credit-based, same backend as the public v1 API. Get a free API key with 25 free credits at youtubetranscriptdownload.com/account.

Search and license 5,000+ fully cleared music tracks via MCP. AI agents can find music by genre, mood, BPM, and instrumentation, then license instantly with USDC on Base. No human in the loop. Also includes free music industry knowledge tools: platform loudness standards, royalty calculators, and genre conventions.

Send a shoot's worth of scripts to the Daily Studio teleprompter on iPhone, in one link.

Suggests a relevant xkcd comic during a conversation, via semantic search over every comic.

TheGamesDB MCP — wraps TheGamesDB API (thegamesdb.net), a community

An API of Ice and Fire — A Song of Ice and Fire (books/characters/houses)

Publish browser games to Playfrog and get a shareable play link. Free, no account needed.

KAKA, an ancient amnesiac crow from klaash.club. Get a live introduction or his response log.

SocialLoop: AI-native event platform — sell tickets, manage guests, run affiliates & promo codes.

Search live events in 60+ countries, plan a night out, and demand artists to tour your city.

Calculate a Destiny Matrix (numerology) reading from one or two dates of birth. Read-only, no auth.

The first artist-owned MCP server. Discover, narrate, and stream Matthew Hartley's debut album The Time Is Now from any compatible AI client. Exposes 8 tools (list_songs, get_song, list_chapters, get_chapter, get_artist, get_experience, get_experience_prompt, refresh_stream_urls) over a public HTTP endpoint with no auth. Apache 2.0 licensed.

YouTube video search with transcript extraction as first-class output.

Search and browse a curated gallery of memes, infographics, and visual content.

CATAAS MCP — Cat as a Service (free, no auth)

MusicBrainz MCP — wraps MusicBrainz Web Service v2 (free, no auth)

Star Wars API (SWAPI) as a remote MCP server: films, people, planets, species, starships, vehicles.

Put a live video feed on air and get a URL you can embed.

YouTube transcripts, subtitles, and video metadata as structured JSON via an Apify Actor.

Transcripts from YouTube, TikTok, Instagram and podcasts (Spotify, Apple, RSS), as clean JSON.