head to head · open source
floci vs infracost
floci has 24,500 GitHub stars, 2,645 forks, 130 open issues and last shipped yesterday. infracost has 12,521 stars, 688 forks, 22 open issues and last shipped 9 days ago. floci leads on adoption by 96% (24,500 vs 12,521 stars). floci is written in Java under MIT; infracost is written in Go under Apache-2.0. floci has attracted 11% as many forks as stars, infracost 5%. floci was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (aws, devops), 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
| floci | infracost | |
|---|---|---|
| GitHub stars | ★ 25K | ★ 13K |
| License | MIT | Apache-2.0 |
| Written in | Java | Go |
| Last push | 2026-09-17 | 2026-09-09 |
| Forks | ⑂ 2.6K | ⑂ 688 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick floci if
- You weight community size — 25K stars and counting
- You want the MIT license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick infracost if
- You want the infracost feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and infracost fits your workflow better
About floci
Floci is a free, MIT licensed, open source local AWS emulator that gives developers, testers, and CI pipelines AWS shaped services on their own machine without a cloud account, an auth token, or paid feature gates.
read the full floci overview →
About infracost
Infracost is an open source cloud cost intelligence tool, written in Go and licensed Apache 2.0, that estimates cloud spend and enforces FinOps policies for Terraform, Terragrunt, CloudFormation and AWS CDK before changes are deployed — built for engineers, platform and DevOps teams, FinOps practitioners, and AI coding agents.
read the full infracost overview →
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Frequently asked questions
Is floci or infracost more popular?
floci has 24,500 GitHub stars and infracost has 12,521. floci has the larger community by that measure.
Are floci and infracost free?
Both are open source. floci is licensed under MIT and infracost under Apache-2.0. Neither carries a licence fee.
What is the difference between floci and infracost?
floci is written in Java and infracost in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, floci or infracost?
Choose floci if you want the larger community (24,500 stars) or its MIT licence terms. Choose infracost if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.