Side by side
Chainloop vs GUAC
Both stand on software supply chain security software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APILinuxMac+2
Chainloop combines artifact evidence, provenance context, and pipeline attestations for software delivery security and compliance work. Community Edition provides a free self-hosted starting point, while curated policies and dedicated support are part of the paid platform.
Visit Chainloop Free plan Open source APILinuxMac+3
GUAC connects SBOM and related metadata for portfolio-level supply-chain analysis, with APIs, visualization, and multiple enrichment sources. Its setup prerequisites and experimental collectors are worth noting.
Visit GUACThe facts
| Chainloop | GUAC | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Yes |
| Runs on | API, Linux, Mac, Self-hosted, Web | API, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 2 |
| Maker | Not published | Not published |
| Website | chainloop.dev | guac.sh |
| On software supply chain security software | #4 of 24 | #1 of 24 |
Chainloop: what it does well
- Evidence store includes SBOMs, QA reports, scans, and legal reviews.
- CLI and integrations capture CI/CD pipeline context.
- Supports on-premises and airgapped deployments.
- Community Edition is free and open source.
What to know first
- Community Edition is self-hosted and has no UI.
- Community Edition lacks a curated policy library.
- Some integrations are limited to paid plans.
- Enterprise pricing is available by contacting the company.
GUAC: what it does well
- Queries relationships across a software portfolio.
- Supports SPDX and CycloneDX SBOMs.
- Enriches data with OSV, ClearlyDefined, and Deps.dev.
- GraphQL storage can use PostgreSQL.
What to know first
- Setup requires Docker, Docker Compose, and jq.
- Collectors other than the filesystem collector are experimental.
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