Is Amp or Factory Droid open source?

Amp is proprietary. Factory Droid is proprietary.

Can I reuse Agent Skills between Amp and Factory Droid?

Yes. Both read the open Agent Skills (SKILL.md) format, so the same skill folder works in both.

Comparison

How the two compare on the things that decide whether your setup carries over: open standards, license, models and where they run.

Both are proprietary products from their vendors.
Factory Droid also runs in CI/CD.
Factory Droid supports ACP; we have not verified it for Amp.
Both support MCP, Agent Skills, AGENTS.md, so MCP servers, skills and repo instructions you set up carry over if you switch.

Amp

Frontier coding agent for terminal and editor. Co-created the AGENTS.md convention and supports Agent Skills.

Factory Droid

Delegates whole tasks (refactors, migrations, incident response) to Droids from IDE, CLI or CI/CD.

Is Amp or Factory Droid open source?: Amp is proprietary. Factory Droid is proprietary.
Do Amp and Factory Droid support MCP servers?: Amp: yes. Factory Droid: yes.
Can I reuse Agent Skills between Amp and Factory Droid?: Yes. Both read the open Agent Skills (SKILL.md) format, so the same skill folder works in both.

Reviewed Oct 5, 2026.