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Agency Agents Repository Surges Past 155,000 GitHub Stars With Open Catalog for AI Specialist Teams

October 3, 2026 at 11:46 EDT

AI Agents
Software Dev & Coding
Open Source

Agency Agents, an open-source repository by Michael Sitarzewski, has drawn more than 155,000 GitHub stars by packaging hundreds of reusable AI specialist profiles into a virtual agency that can be installed across popular coding assistants. The project positions itself as a practical blueprint for solo builders and small teams that want repeatable roles for engineering, design, marketing, product, security, support and other work rather than one-off prompts.

Oct. 3, 2026 · Agency Agents

An open-source AI agency blueprint

The repository packages hundreds of reusable specialist agent profiles for engineering, design, marketing, security and other company functions, with installers for major AI coding tools.

155,901

GitHub stars

25,154

Forks

282

Agent files counted

Divisions listed

Scale of the roster

Divisions

282

Agent files

Agent files outnumber divisions by more than fifteen to one, showing a catalog built around many narrow roles rather than a few broad assistants.

How the system is meant to work

Choose a rolePick a specialist from the roster.

→

Install to a toolConvert files for the user's AI environment.

→

Apply oversightTrim scope, review outputs and manage context.

Why builders like it

The agent files are reviewable, forkable and reusable across multiple coding assistants, making specialist roles easier to standardize.

Where caution remains

Too many loaded roles can create context and runtime problems, so practical use often means installing only selected divisions.

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