# Directory (filtered) Home > Browse > Directory 67 sites · 577 category unknown Filters combine: different facets must all match; values within one facet are alternatives. ## Capability - MCP — 8 - Markdown — 41 - Endpoint (MCP or API catalog) — 28 - WebMCP — 2 ## Can act - Agent can act — 46 ## Checks passed - 4 of 5 — 4 - 3 of 5 — 18 - 2 of 5 — 10 - 1 of 5 — 15 - 0 of 5 — 20 ## Type - business — 51 - ecommerce — 10 - blog — 2 - directory — 2 - documentation — 1 - saas — 1 ## Country - US — 40 - SA — 8 - ES — 3 - FR — 3 - CA — 2 - AU — 1 - BE — 1 - GB — 1 - IT — 1 - PL — 1 - RU — 1 - UA — 1 - ZA — 1 - unknown — 3 ## Category - AI agents — 1,629 - SDKs and API clients — 944 - blockchain and web3 — 941 - programming languages and frameworks — 722 - digital products — 706 - health — 707 - analytics and observability — 705 - payments — 589 - lifestyle and personal — 572 - arts and culture — 526 - technology — 519 - SEO — 497 - community and nonprofits — 475 - web design and development — 442 - productivity and documents software — 431 - news and current affairs — 430 - beauty and personal care products — 426 - cloud and hosting — 417 - medical aesthetics — 416 - security and identity — 410 - developer platforms — 390 - build and test tooling — 383 - construction and roofing — 371 - gaming — 382 - search and data APIs — 376 - conversational and voice AI — 365 - travel — 359 - fashion and clothing — 356 - online courses — 349 - marketing software — 340 - financial services — 328 - furniture and home decor — 323 - workflow automation software — 324 - sports — 323 - digital marketing agencies — 304 - tours and activities — 296 - automotive — 289 - extensions and plugins — 291 - food and cooking — 285 - IT services and cybersecurity — 280 - CRM and sales software — 277 - schools and language learning — 276 - parenting and family — 275 - industrial and trade supplies — 272 - food and drink retail — 273 - medical clinics — 269 - real estate — 259 - databases and storage — 257 - accounting and invoicing software — 250 - business consulting — 243 - hotels and accommodation — 236 - restaurants and cafes — 235 - deals and discounts — 223 - music — 217 - weddings and event services — 211 - ecommerce infrastructure — 210 - trading and investing platforms — 207 - software development services — 204 - jobs and recruiting — 203 - conferences and training events — 202 - email and messaging — 200 - weight loss clinics — 197 - flowers and gifts — 184 - perfume and fragrance — 181 - travel agencies and booking — 180 - wellness and spa — 177 - fitness — 166 - insurance — 165 - generative media — 162 - hair and beauty salons — 161 - sports clubs and organisations — 161 - legal services — 159 - beauty — 157 - auto sales and service — 151 - customer support software — 149 - cleaning services — 144 - dental care — 146 - embedded devices and firmware — 146 - photography — 146 - jewellery and watches — 144 - AI consulting agencies — 143 - parking and transport services — 143 - scheduling and events software — 135 - faith and religion — 134 - [plumbing and HVAC](https://knowngood.sh/directory.md?since=90d) (selected) — 67 - electronics — 132 - internet and telecom providers — 131 - pet supplies — 120 - medical and health supplies — 119 - auto parts — 113 - moving and storage — 110 - car rental — 109 - accounting and tax services — 105 - pharmacies — 99 - catering and food services — 98 - senior care — 94 - sports and outdoor equipment — 94 - dermatology — 90 - e-signatures — 88 - pest control — 82 - tattoo studios — 83 ## Platform - mintlify — 1 - unknown — 66 ## Verified within Of the latest check, 2026-08-28. - [7 days](https://knowngood.sh/directory.md?category=plumbing-hvac&since=7d) — 67 - [30 days](https://knowngood.sh/directory.md?category=plumbing-hvac&since=30d) — 67 - [90 days](https://knowngood.sh/directory.md?category=plumbing-hvac) (selected) — 67 ## Sites - [Tradehand](https://knowngood.sh/site/tradehand.com.md) — tradehand.com · directory · GB · 4 of 5 · MCP, Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [M&A Advisory Services for Home Services](https://knowngood.sh/site/mainstreetwealth.ai.md) — mainstreetwealth.ai · business · US · 4 of 5 · MCP, Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [Amps AI Documentation](https://knowngood.sh/site/docs.amps.ai.md) — docs.amps.ai · documentation · country unknown · 4 of 5 · MCP, Markdown, llms.txt · can act: no · verified 2026-08-23 - [WarmlyYours.com](https://knowngood.sh/site/www.warmlyyours.com.md) — www.warmlyyours.com · ecommerce · US · 4 of 5 · MCP, Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [أنظمة الغاز المركزي للمقاولات العامة](https://knowngood.sh/site/gsc-gas.com.md) — gsc-gas.com · business · SA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: no · verified 2026-08-23 - [Coastal Eco Heating & Air](https://knowngood.sh/site/coastalecoheatair.com.md) — coastalecoheatair.com · business · US · 3 of 5 · MCP, Markdown, OpenAPI · can act: no · verified 2026-08-23 - [UniColorado Heating & Cooling](https://knowngood.sh/site/unicolorado.com.md) — unicolorado.com · business · US · 3 of 5 · MCP, Markdown, OpenAPI · can act: yes · verified 2026-08-23 - [The HVAC Marketing Guys](https://knowngood.sh/site/www.thehvacmarketingguys.com.md) — www.thehvacmarketingguys.com · business · US · 3 of 5 · MCP, Markdown, OpenAPI · can act: yes · verified 2026-08-23 - [N.Y. Renovation Services](https://knowngood.sh/site/www.renovationservices.com.md) — www.renovationservices.com · business · US · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [Desatascos Pociten](https://knowngood.sh/site/www.desatascos-madrid.com.md) — www.desatascos-madrid.com · business · ES · 3 of 5 · Markdown, OpenAPI · can act: no · verified 2026-08-23 - [السويد للسباكة](https://knowngood.sh/site/alsweed.sa.md) — alsweed.sa · ecommerce · SA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [hetamish.com](https://knowngood.sh/site/hetamish.com.md) — hetamish.com · business · SA · 3 of 5 · Markdown, OpenAPI · can act: no · verified 2026-08-23 - [عملاق البرودة لأعمال التكييف](https://knowngood.sh/site/coldness-giant.com.md) — coldness-giant.com · ecommerce · SA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [Desatascos Pociten Toledo](https://knowngood.sh/site/desatasco-toledo.es.md) — desatasco-toledo.es · business · ES · 3 of 5 · Markdown, OpenAPI · can act: no · verified 2026-08-23 - [A Superior Mechanical](https://knowngood.sh/site/asuperiormechanical.com.md) — asuperiormechanical.com · business · US · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [مغاسل حمامات وأدوات صحية في السعودية شحن سريع وأسعار منافسة](https://knowngood.sh/site/wasten-ksa.com.md) — wasten-ksa.com · ecommerce · SA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [Pocería Madsan](https://knowngood.sh/site/www.pocero.madrid.md) — www.pocero.madrid · business · ES · 3 of 5 · WebMCP, Markdown, llms.txt, OpenAPI · can act: no · verified 2026-08-23 - [شركة الخليج المتحد للتجارة](https://knowngood.sh/site/shop.unitedgulf-sa.com.md) — shop.unitedgulf-sa.com · ecommerce · SA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [AIRCON](https://knowngood.sh/site/www.aircon.zp.ua.md) — www.aircon.zp.ua · business · UA · 3 of 5 · Markdown, llms.txt · can act: no · verified 2026-08-23 - [Element Service Group](https://knowngood.sh/site/callelement.com.md) — callelement.com · business · US · 3 of 5 · MCP, Markdown, OpenAPI · can act: no · verified 2026-08-23 - [AC Direct](https://knowngood.sh/site/acdirect.co.za.md) — acdirect.co.za · ecommerce · ZA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [سنمار التعمير](https://knowngood.sh/site/sanmar.sa.md) — sanmar.sa · ecommerce · SA · 3 of 5 · Markdown, llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [Tubotek](https://knowngood.sh/site/tubotek.be.md) — tubotek.be · ecommerce · BE · 2 of 5 · llms.txt, OpenAPI · can act: yes · verified 2026-08-23 - [Elastic Energy](https://knowngood.sh/site/elasticenergy.com.md) — elasticenergy.com · saas · CA · 2 of 5 · Markdown, OpenAPI · can act: yes · verified 2026-08-23 - [forage-maxime.fr](https://knowngood.sh/site/forage-maxime.fr.md) — forage-maxime.fr · blog · FR · 2 of 5 · Markdown, llms.txt · can act: no · verified 2026-08-23 - [ekogroszek-podhale.pl](https://knowngood.sh/site/ekogroszek-podhale.pl.md) — ekogroszek-podhale.pl · blog · PL · 2 of 5 · Markdown, llms.txt · can act: no · verified 2026-08-23 - [N1 Services](https://knowngood.sh/site/n1serves.com.md) — n1serves.com · business · US · 2 of 5 · Markdown, llms.txt · can act: yes · verified 2026-08-23 - [HireNimbus](https://knowngood.sh/site/hirenimbus.com.md) — hirenimbus.com · directory · US · 2 of 5 · Markdown, OpenAPI · can act: yes · verified 2026-08-23 - [No Probs Plumbing](https://knowngood.sh/site/noprobsplumbing.com.au.md) — noprobsplumbing.com.au · business · AU · 2 of 5 · Markdown, llms.txt · can act: yes · verified 2026-08-23 - [vodopad.by](https://knowngood.sh/site/vodopad.by.md) — vodopad.by · ecommerce · country unknown · 2 of 5 · WebMCP, llms.txt, OpenAPI · can act: no · verified 2026-08-23 - [Pronto Intervento Casa](https://knowngood.sh/site/www.prontointerventoidraulico.it.md) — www.prontointerventoidraulico.it · business · IT · 2 of 5 · Markdown, llms.txt · can act: no · verified 2026-08-23 - [شركة المنارة المبتكرة للمقاولات](https://knowngood.sh/site/manarah-sa.com.md) — manarah-sa.com · business · SA · 2 of 5 · Markdown, OpenAPI · can act: no · verified 2026-08-23 - [Empire Heating & Air Conditioning](https://knowngood.sh/site/empireheatingandac.com.md) — empireheatingandac.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [feniks-trade.ru](https://knowngood.sh/site/feniks-trade.ru.md) — feniks-trade.ru · ecommerce · RU · 1 of 5 · OpenAPI · can act: yes · verified 2026-08-23 - [Anderson Water Systems, Inc.](https://knowngood.sh/site/andersonwater.com.md) — andersonwater.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [Heat & Kool, Inc.](https://knowngood.sh/site/heatkool.com.md) — heatkool.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [Baran's Air Duct Cleaning](https://knowngood.sh/site/baransairductcleaning.com.md) — baransairductcleaning.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [Hughesco of Rochester](https://knowngood.sh/site/hughescoofrochester.com.md) — hughescoofrochester.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [Buffalo Energy](https://knowngood.sh/site/buffalo-energy.com.md) — buffalo-energy.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [NOCO](https://knowngood.sh/site/noco.com.md) — noco.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [Hy-Pro Plumbing & Drain Cleaning](https://knowngood.sh/site/www.hypro-drains.com.md) — www.hypro-drains.com · business · CA · 1 of 5 · OpenAPI · can act: yes · verified 2026-08-23 - [AV Enterprise Heating & Cooling LLC](https://knowngood.sh/site/aventerprise.net.md) — aventerprise.net · business · US · 1 of 5 · Markdown · can act: no · verified 2026-08-23 - [Georges Heating & Cooling, Inc.](https://knowngood.sh/site/georgesheatingandcooling.com.md) — georgesheatingandcooling.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [MDLEC](https://knowngood.sh/site/www.mdlec-ancenis.fr.md) — www.mdlec-ancenis.fr · business · FR · 1 of 5 · llms.txt · can act: no · verified 2026-08-23 - [Papas Plumbing Inc.](https://knowngood.sh/site/www.papatheplumber.com.md) — www.papatheplumber.com · business · US · 1 of 5 · Markdown · can act: yes · verified 2026-08-23 - [Baumard Michel](https://knowngood.sh/site/www.baumard-michel.com.md) — www.baumard-michel.com · business · FR · 1 of 5 · llms.txt · can act: yes · verified 2026-08-23 - [Andy's Plumbing & Drain Services](https://knowngood.sh/site/andysplumbingla.com.md) — andysplumbingla.com · business · US · 1 of 5 · Markdown · can act: no · verified 2026-08-23 - [Comfort Experts, Inc.](https://knowngood.sh/site/comfortexpertsheatandair.com.md) — comfortexpertsheatandair.com · business · US · 0 of 5 · no capability confirmed · can act: no · verified 2026-08-23 - [SEB CLIM](https://knowngood.sh/site/www.seb-clim972.fr.md) — www.seb-clim972.fr · business · country unknown · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [BF Mahn](https://knowngood.sh/site/www.bfmahn.com.md) — www.bfmahn.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Anything Heating & Cooling](https://knowngood.sh/site/www.anytimehc.com.md) — www.anytimehc.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Hero Heating & Air](https://knowngood.sh/site/www.heroac.com.md) — www.heroac.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Salzano Electric Service](https://knowngood.sh/site/salzanoelectric.com.md) — salzanoelectric.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Champion Plumbing Services](https://knowngood.sh/site/plumbingchamp.com.md) — plumbingchamp.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Coast to Coast Plumbing](https://knowngood.sh/site/www.coasttocoastplumbing.com.md) — www.coasttocoastplumbing.com · business · US · 0 of 5 · no capability confirmed · can act: no · verified 2026-08-23 - [Hoock's](https://knowngood.sh/site/www.hoocks.com.md) — www.hoocks.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Georgia Air](https://knowngood.sh/site/www.georgiaairrepair.com.md) — www.georgiaairrepair.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Titanium Plumbing](https://knowngood.sh/site/www.titanium-plumbing.com.md) — www.titanium-plumbing.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [MAP Plumbing and Rooter](https://knowngood.sh/site/mapplumbingandrooter.com.md) — mapplumbingandrooter.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [SELIGA](https://knowngood.sh/site/seligaheatingandcooling.com.md) — seligaheatingandcooling.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Energy Stars Heating, Cooling, and Insulation](https://knowngood.sh/site/estarshvac.com.md) — estarshvac.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Pulliam Plumbing](https://knowngood.sh/site/pulliamplumbing.com.md) — pulliamplumbing.com · business · US · 0 of 5 · no capability confirmed · can act: no · verified 2026-08-23 - [Urban Plumbing Inc.](https://knowngood.sh/site/urbanplumbinginc.com.md) — urbanplumbinginc.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Gulfstream Cooling](https://knowngood.sh/site/gulfstreamcooling.com.md) — gulfstreamcooling.com · business · US · 0 of 5 · no capability confirmed · can act: no · verified 2026-08-23 - [Chicago Sewer Experts Emergency Plumbers](https://knowngood.sh/site/www.chicagosewerexperts.com.md) — www.chicagosewerexperts.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Tom Sawyer Plumbing](https://knowngood.sh/site/www.tomsawyerplumbing.com.md) — www.tomsawyerplumbing.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 - [Air Comfort Service, Inc](https://knowngood.sh/site/www.aircomfortservice.com.md) — www.aircomfortservice.com · business · US · 0 of 5 · no capability confirmed · can act: yes · verified 2026-08-23 HTML: https://knowngood.sh/directory?category=plumbing-hvac&since=90d