# Directory (filtered)

Home > Browse > Directory

8 sites · 434 category unknown · 44 capability unknown

Filters combine: different facets must all match; values within one facet are alternatives.

## Capability

- [MCP](https://knowngood.sh/directory.md?category=plumbing-hvac) (selected) — 8
- Markdown — 41
- Endpoint (MCP or API catalog) — 28
- WebMCP — 10

## Can act

- Agent can act — 5

## Checks passed

- 4 of 5 — 4
- 3 of 5 — 4

## Type

- business — 5
- directory — 1
- documentation — 1
- ecommerce — 1

## Country

- US — 6
- GB — 1
- unknown — 1

## Category

- AI agents — 1,131
- SDKs and API clients — 773
- blockchain and web3 — 554
- programming languages and frameworks — 426
- analytics and observability — 425
- payments — 362
- build and test tooling — 259
- conversational and voice AI — 238
- security and identity — 237
- search and data APIs — 235
- online courses — 230
- cloud and hosting — 198
- productivity and documents software — 196
- developer platforms — 180
- digital products — 177
- workflow automation software — 172
- financial services — 142
- databases and storage — 137
- marketing software — 128
- extensions and plugins — 127
- community and nonprofits — 123
- trading and investing platforms — 112
- CRM and sales software — 109
- health — 108
- lifestyle and personal — 100
- email and messaging — 96
- technology — 94
- accounting and invoicing software — 88
- gaming — 87
- construction and roofing — 78
- SEO — 78
- arts and culture — 78
- generative media — 74
- ecommerce infrastructure — 67
- schools and language learning — 64
- real estate — 62
- customer support software — 61
- jobs and recruiting — 61
- IT services and cybersecurity — 57
- conferences and training events — 48
- digital marketing agencies — 48
- embedded devices and firmware — 48
- software development services — 48
- music — 47
- business consulting — 43
- web design and development — 42
- automotive — 39
- scheduling and events software — 38
- tours and activities — 37
- travel — 37
- fitness — 35
- food and cooking — 35
- internet and telecom providers — 34
- medical clinics — 33
- parenting and family — 33
- insurance — 32
- deals and discounts — 31
- parking and transport services — 31
- sports — 31
- news and current affairs — 29
- travel agencies and booking — 26
- fashion and clothing — 25
- food and drink retail — 24
- hotels and accommodation — 24
- flowers and gifts — 23
- furniture and home decor — 22
- industrial and trade supplies — 22
- moving and storage — 21
- beauty and personal care products — 20
- legal services — 20
- restaurants and cafes — 20
- auto sales and service — 18
- e-signatures — 18
- photography — 18
- AI consulting agencies — 17
- faith and religion — 17
- pharmacies — 17
- car rental — 16
- electronics — 16
- [plumbing and HVAC](https://knowngood.sh/directory.md?has=mcp) (selected) — 8
- wellness and spa — 16
- cleaning services — 15
- dental care — 15
- weddings and event services — 15
- catering and food services — 14
- accounting and tax services — 12
- medical and health supplies — 12
- pet supplies — 12
- perfume and fragrance — 11
- jewellery and watches — 10
- senior care — 10
- sports clubs and organisations — 10
- beauty — 9
- dermatology — 9
- hair and beauty salons — 9
- medical aesthetics — 9
- pest control — 8
- weight loss clinics — 9

## Platform

- mintlify — 1
- unknown — 7

## Verified within

Of the latest check, 2026-08-28.

- 7 days — 8
- 30 days — 8
- 90 days — 8

## 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
- [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
- [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

HTML: https://knowngood.sh/directory?category=plumbing-hvac&has=mcp