sivchari/kumo
A lightweight AWS service emulator written in Go
Build with Backblaze B2
SDKs, agent skills, IDE extensions, and reference pipelines from Backblaze Labs. All open source.
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Where it stands
Rank, growth pace and release cadence relative to everything GStars tracks.
5 releases in the last 90 days, the latest 7 days ago, with 22 contributors on GitHub.
Gained 78% fewer stars in the last 90 days than in the 90 days before.
Use Cases & Benefits
- Emulates a wide range of AWS services locally using a lightweight Go-based server.
- Offers fast startup and minimal resource usage with no authentication, ideal for CI/CD environments.
- Use for running integration tests in CI pipelines without needing real AWS access.
- Use for local development to simulate AWS services with optional persistent data storage.
- Use for debugging AWS SDK v2 applications by intercepting and testing service calls locally.
Should you depend on it?
License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.
License
MIT
Permissive: commercial use, modification and redistribution are allowed with attribution.
Community files
- README: present
- Contributing guide: present
Watch-outs
No watch-outs from GStars' checks.
General guidance from repository metadata, not legal advice. How we score
From the README
A lightweight AWS service emulator written in Go. Works as both a CI/CD testing tool and a local development server with optional data persistence.
Daily snapshots
Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots
Forks
102+15
Open issues
171+9
Compared with peers in Cloud
Fastest-growing repositories GStars tracks in this cohort for the week of Nov 1, by 7-day star growth
| Repository | Stars | +7d | Health | Last release |
|---|---|---|---|---|
| Asymptote-Labs/agent-beacon | 3.3K | +360 | 40 | today |
| juicedata/juicefs | 14.7K | +105 | 64 | 14 days ago |
| GoogleCloudPlatform/microservices-demo | 21.1K | — | 63 | 38 days ago |
| quarkusio/quarkus | 16.0K | — | 60 | 2 days ago |
| awslabs/mcp | 9.8K | — | 65 | 9 days ago |
| sivchari/kumo | 1.5K | — | 60 | 7 days ago |
| Category median | 14.7K | +233 | 63 | — |
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