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Factory AI alternatives

Factory AI droids that take engineering tasks end to end. If it is not the right fit, these 4 coding agents do a similar job. The table below compares pricing, whether the project is open source, and what each one is best suited to, ranked by community upvotes on AigentGallery.

AgentPricingOpen sourceBest forUpvotes
Replay QA logo
Replay QA
FreemiumNoExplores the app and files the bug with a fix7
Cosine logo
Cosine
PaidNoAutonomous software engineer trained on real workflows1
Codegen logo
Codegen
PaidNoAssign a ticket, get back a pull request1
D
Devin
PaidNoAutonomous engineer that takes a ticket and opens a PR1

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Frequently asked questions

What is the best alternative to Factory AI?

Replay QA is the highest-ranked alternative on AigentGallery right now: Explores the app and files the bug with a fix. The right pick depends on pricing and how much of the work you want handled for you.

Is there a free or open-source Factory AI alternative?

Yes — Replay QA offers a free tier or an open-source option.

How are these Factory AI alternatives ranked?

They all sit in the Coding Agents category on AigentGallery and are ordered by community upvotes. Anyone can vote, and listings are reviewed before they appear.