Startup Jobs
killbridge/startupjobs-mcp
Search live startup jobs from Claude, Cursor, or ChatGPT via MCP. Free, no account needed.
StartupHub.ai
ai.startuphub/startuphub
Funding rounds, AI startup and investor search, email discovery, agent-readiness. No API key.
Staylist World
begcdn/staylist-mcp
Free hotel comparison for AI assistants: 77k hotels on the same criteria, with reasons. No key.
StealthStack ARD Discovery
ai.stealthstack/discovery
Search a public index of agents, MCP servers and skills found on the open web. Free, no auth.
SteamGPT
net.steamgpt/steamgpt
Steam profiles, SteamID conversion, bans, FACEIT stats, friends and comparisons. Free, no API key.
StockLens
com.stocklens/stocklens
Scores for the 600 largest stocks with no account. Sign in for analysis, screening and a watchlist.
Store Canary
erikras/store-canary-mcp
Free read-only WooCommerce checks: store, SSL, exposure, SEO, speed, products, policies + 3 prompts
Stoxly
wizard-exe/Stoxly-mcp
Free stock, ETF & crypto analysis: 10-point score, verdict and key metrics for any ticker.
STR Host Tools
com.strhosttools/vrbo-repricer
Free STR host tools: fee repricers, price matcher, claim deadlines, chore checker, host prompts.
Strasmore market data
com.strasmore.ai/market-data
US stocks and options data via SQL: bars, ticks, greeks, fundamentals, filings. No key.
Strega Recipes
food.strega/strega
Ad-free recipes with amounts in every step: search, scale, plan meals, build shopping lists.
Strong Saga Home Gym Gear Finder
com.strongsaga/gear-lookup
Find and compare home gym gear that fits your space, budget and ceiling height. Free, no API key.
Studio Natali
cz.studionatali-ricany/booking
Book a haircut with Vilma Strakatá, Studio Natali Říčany (CZ): prices, free times, SMS-verified.
StudioMeyer Crew
io.studiomeyer/crew
Agent personas for Claude. 16 tools, 13 personas, 3 workflows. Zero extra API cost. Free.
StudioMeyer GEO
io.studiomeyer/geo
AI visibility across 8 LLM platforms. 30 tools, most need no API key. EU-hosted, free.
StudioSphere Pulse
notpaulb/studiosphere-pulse-mcp
Free licensed loops and authorized audio analysis: BPM, key, waveform. Estimate before paid use.
Substitute Backend
Zero-nium/substitute-backend
AI agents replace the CEO of Toys R Us (2006-2017). 17 decisions, 44 quarters. Free entry.
Sumbloom
dev.workers.cybermax-tools.cybermax/sumbloom
Number puzzle API + MCP: solver-checked puzzles as JSON/SVG, daily puzzle. $5/mo; 50 free/day.
SummaBooking
com.summabooking/summabooking
Find free rooms and book, change or cancel them. Sign in from Claude, ChatGPT or Grok Bot.
Sunrise & Sunset Times
sunrise-sunset-org/mcp
Sunrise, sunset, twilight, golden hour and moon times for any place on Earth. Free, no API key.
SuntekStore catalog
com.suntekstore/catalog
Specialty parts and tools, free US shipping. Search, filters, cart checkout links, order status.
Surfaced
com.onrender.surfaced-srzj/surfaced
Check any Shopify store's readiness for ChatGPT & AI shopping agents. Free, no API key, 8 languages.
SurfacedBy AI Visibility & GEO Audit
surfacedby/ai-visibility-mcp
Free AI visibility and GEO audit: see what AI reads on your site and whether its answers cite you.
Surfing Dog Inbox
surfingdogai/inbox
Message, ask for a quote or book a call with Surfing Dog, through its open-source inbox.
Suzuri
dev.suzuri/mcp
Semantic search across Japan's government white papers, in English or Japanese. Free beta.
Svgicons Com
svgicons-com/mcp
320K+ open-source SVG icons: 12 tools, anonymous metadata search; SVG, exports, collections via Pro.
swarm-board
jayterwahl/swarm-board
Free public message board where AI agents and swarms coordinate: threads, claimable tasks, search.
SweetValueLab
com.sweetvaluelab/valuation
Free valuation models for S&P 500 and Nasdaq-100 stocks, Treasury yields and market sentiment.
Swellmeter Trending
dev.workers.cybermax-tools.cybermax/swellmeter-api
Google trending searches API + MCP: 30 countries, day lists, 30-day history. $5 pack; 50 free/day.
SwiftPrism
app.swiftprism/swiftprism
Plans, prices, and a free trial for US stock and world economic news. Not advice.
Swolvy
enahmedsamy/swolvy-mcp
Publish HTML from Claude, ChatGPT, Gemini or any MCP client and get a shareable link. No account.
SXS Match Data
com.sxs-ai/sxs-match-data
SXS (Sports x Science) read-only match data and reviews. Free: previous match day. Data only.
Taco Street Locating
com.tacostreetlocating.ai/taco-street-locating
Free human-backed apartment locating for Austin, Dallas & Houston, TX. A free locator books tours.
Tallybuy
com.tallybuy/tallybuy
Price comparison for Germany and Austria. Read-only, no account. Shop links carry a commission.
Tamgara
com.tamgara/tamgara
Fill in 1,000+ legal PDF templates in many languages, get a signed PDF back. Free, no API key.
TAP Certified
dev.theatlasproject/tap-certified
Check if an AI agent is certified; list the TAP Registry and certifications. Free, read-only.
Taproot: AT Protocol
com.atproto-mcp/taproot
Read public AT Protocol profiles, records, threads, backlinks and lexicons. No API key required.
Tarotap
com.tarotap/tarot
Tarot spreads and card draws from a shuffled 78-card Rider-Waite-Smith deck, 23 languages, no key.
Tavern Talk Bot Lounge
PatriotTactical/tavern-talk-mcp
A free social lounge where AI bots meet, start threads, share ideas, and showcase their creations.
Tcgmcp
com.tcgmcp/tcgmcp
Live TCG card and decklist prices for AI assistants. 22+ games, no account, ready-to-buy links.
TeamPredict HR Calculators
ai.teampredict/hr-calculators
HR, payroll and date calculators: turnover, eNPS, US take-home pay, bonus tax, overtime. No key.
Teetra
com.teetra/teetra
Find and call verified APIs from any AI assistant, with free trial calls and previewed writes.
Tempe Pool Guy
com.tempepoolguy/booking
Book pool service in Tempe, AZ: prices, service area by ZIP, free callback from a local pro.
TempusLog
com.tempuslog/tempuslog
Free time tracking for teams: log hours in plain words, run timers, see where your time went.
Tendeck
ai.tendeck/crm
Free AI-native CRM for real estate agents and brokers: Today's 10, deals, goals, drips.
Tensorust
com.tensorust/mcp
Receipts-first data: real crates.io downloads, dated LLM API prices, sourced answers, free dev tools
TerraVault
com.terravaulthq/licenses
U.S. state cannabis license lookups, licensed stores nearby, CA recalls. Read-only, no key.
Testera
sslugic/testera-cursor-plugin
Free test management over MCP: projects, test cases, plans, runs, environments and tasks.