# About GTM Stacker Agent Registry

GTM Stacker is an agent-native media property that maintains a daily-updated registry of open-source go-to-market, RevOps, sales, and marketing tools, engineered so both people and AI engines can discover, compare, and cite each tool.

## What GTM Stacker is

GTM Stacker Agent Registry is an agent-native, open-source-first registry of go-to-market / RevOps tools; people and AI engines can discover, compare, and cite each tool.

## Why you can trust it

- Open-source-first
- Provenance on every entry
- No fabrication — unknown facts are marked, not invented
- Verifiable structured data + `last_verified` dates

## Who is behind it

GTM Stacker Agent Registry is maintained by Theo Popov. GTM Stacker was founded in August 2024, and this registry launched in September 2026.

- Theo Popov: https://gtmstacker.com/about/
- https://www.linkedin.com/in/theo-popov/
- https://x.com/Theo_Popov
- https://github.com/theopopov