# Wappalyzer Metadata API

**Canonical:** https://apis.io/apis/wappalyzer/wappalyzer-metadata-api/  
**Provider:** Wappalyzer — https://apis.io/providers/wappalyzer/  
**Base URL:** https://api.wappalyzer.com/v2  
**Documentation:** https://www.wappalyzer.com/technologies/

Wappalyzer Metadata API is one of 10 APIs that [Wappalyzer](https://apis.io/providers/wappalyzer/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Metadata, Technology Directory, and Categories. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

The four anonymous, unauthenticated technology and category reference endpoints on the v2 host — the technology directory (7,281 entries), a single technology profile, the category directory (106 entries) and a single category with its member technologies. Absent from the published contract; located from the provider's own open-source MCP server and confirmed live on 2026-08-14. Consumes no credits and requires no API key.

## Operations (4)

| Method | Path | Summary |
|---|---|---|
| GET | `/technologies/` | List every technology in the Wappalyzer directory |
| GET | `/technologies/{slug}/` | Get a single technology profile |
| GET | `/categories/` | List every technology category |
| GET | `/categories/{slug}/` | Get a single category and its member technologies |

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/wappalyzer/refs/heads/main/openapi/wappalyzer-metadata-api-openapi.yml
- **Documentation** — https://www.wappalyzer.com/technologies/

## Other Wappalyzer APIs (9)

- [Wappalyzer Analyze API](https://apis.io/apis/wappalyzer/wappalyzer-analyze-api/)
- [Wappalyzer Crawl API](https://apis.io/apis/wappalyzer/wappalyzer-crawl-api/)
- [Wappalyzer Dataset API](https://apis.io/apis/wappalyzer/wappalyzer-dataset-api/)
- [Wappalyzer MCP Server](https://apis.io/apis/wappalyzer/wappalyzer-mcp/)
- [Wappalyzer Basics API](https://apis.io/apis/wappalyzer/wappalyzer-basics-api/)
- [Wappalyzer Lists API](https://apis.io/apis/wappalyzer/wappalyzer-lists-api/)
- [Wappalyzer Lookup API](https://apis.io/apis/wappalyzer/wappalyzer-lookup-api/)
- [Wappalyzer Subdomains API](https://apis.io/apis/wappalyzer/wappalyzer-subdomains-api/)
- [Wappalyzer Verify API](https://apis.io/apis/wappalyzer/wappalyzer-verify-api/)

## Tags

Metadata, Technology Directory, Categories

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/wappalyzer/wappalyzer-metadata-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/wappalyzer/.