head to head · open source
Pulumi vs architect
Pulumi has 25,694 GitHub stars, 1,431 forks, 2,419 open issues and last shipped yesterday. architect has 2,624 stars, 107 forks, 61 open issues and last shipped 13 days ago. Pulumi leads on adoption by 879% (25,694 vs 2,624 stars). Pulumi is written in Go under Apache-2.0; architect is written in JavaScript under Apache-2.0. Pulumi has attracted 6% as many forks as stars, architect 4%. Pulumi was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (aws), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Pulumi | architect | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 2.6K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | JavaScript |
| Last push | 2026-09-17 | 2026-09-05 |
| Forks | ⑂ 1.4K | ⑂ 107 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Pulumi if
- You weight community size — 26K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick architect if
- You want the architect feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and architect fits your workflow better
About Pulumi
Pulumi is an open source infrastructure as code tool that lets teams define and deploy cloud infrastructure using general purpose programming languages instead of YAML, aimed at developers, platform engineers, and agents working across AWS, Azure, Google Cloud Platform, and Kubernetes.
read the full Pulumi overview →
About architect
Architect is an open source JavaScript project for building a functional web app on AWS serverless infrastructure. It lives in the AWS serverless ecosystem, with topics including arc, aws, aws apigateway, aws dynamodb, aws lambda, fwa, infrastructure as code, and serverless. The project uses Apache 2.0 and appears in Infrastructure and Operations, Cloud Infrastructure Management.
read the full architect overview →
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Frequently asked questions
Is Pulumi or architect more popular?
Pulumi has 25,694 GitHub stars and architect has 2,624. Pulumi has the larger community by that measure.
Are Pulumi and architect free?
Both are open source. Pulumi is licensed under Apache-2.0 and architect under Apache-2.0. Neither carries a licence fee.
What is the difference between Pulumi and architect?
Pulumi is written in Go and architect in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Pulumi or architect?
Choose Pulumi if you want the larger community (25,694 stars) or its Apache-2.0 licence terms. Choose architect if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.