# Directory (filtered)

Home > Browse > Directory

4 sites · 3,378 platform unknown

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

## Capability

- MCP — 1
- Markdown — 1
- Endpoint (MCP or API catalog) — 4

## Can act

- Agent can act — 3

## Checks passed

- 4 of 5 — 309
- 3 of 5 — 12
- [2 of 5](https://knowngood.sh/directory.md?platform=teachify) (selected) — 4

## Type

- business — 2
- education — 1
- tool — 1

## Country

- DE — 2
- TW — 1
- unknown — 1

## Category

- fitness — 2
- AI agents — 1
- health — 1
- schools and language learning — 1
- SEO — 1

## Platform

- mintlify — 618
- [teachify](https://knowngood.sh/directory.md?tier=2) (selected) — 4
- unknown — 3,378

## Verified within

Of the latest check, 2026-08-28.

- 7 days — 4
- 30 days — 4
- 90 days — 4

## Sites

- [First Class Performance GmbH](https://knowngood.sh/site/first-class-performance.com.md) — first-class-performance.com · business · DE · 2 of 5 · llms.txt, OpenAPI · can act: yes · verified 2026-08-23
- [First Class Performance GmbH](https://knowngood.sh/site/crossfit-first-class.com.md) — crossfit-first-class.com · business · DE · 2 of 5 · llms.txt, OpenAPI · can act: yes · verified 2026-08-23
- [ContentForAI](https://knowngood.sh/site/contentforai.com.md) — contentforai.com · tool · country unknown · 2 of 5 · Markdown, OpenAPI · can act: no · verified 2026-08-23
- [YOLO教育學院](https://knowngood.sh/site/academy.chiachunyolo.com.md) — academy.chiachunyolo.com · education · TW · 2 of 5 · MCP, OpenAPI · can act: yes · verified 2026-08-23

HTML: https://knowngood.sh/directory?platform=teachify&tier=2