sbomasm
sbomasm: A free open-source CLI for assembling, editing, signing, and verifying SBOMs. Ranked #21 of 22 in SBOM Management Software by our editors (7.3/10); pricing: Free plan; best for developers assembling and signing SBOMs.
At a glance
- Editor score7.3 / 10
- PricingFree plan
- Best forDevelopers assembling and signing SBOMs
- Free planYes
- Paid fromFree
- Deployment modelSelf_hosted
- Facts checked20 Sep 2026

Where it wins
- Combines multiple SBOMs with flat, hierarchical, or augment strategies
- Supports both SPDX and CycloneDX formats
- Signs and verifies SBOMs while enriching license data
Where it doesn't
- Focused on SBOM preparation rather than monitoring or governance
- Command-line toolkit with macOS and Linux platform support
- No hosted platform experience or dedicated pricing tiers
Our verdict on sbomasm
sbomasm is an open-source, self-hosted command-line toolkit for developers, DevSecOps teams, and organizations that need local or automated SBOM processing. It brings together multiple Software Bills of Materials, supports SPDX and CycloneDX, edits metadata and compliance fields, removes sensitive components or fields, and presents documents in a human-readable hierarchical view. Its free model makes it suitable for teams that want direct control over SBOM preparation without a hosted service.
Its strongest area is document preparation. Teams can merge SBOMs using flat, hierarchical, or augment strategies, then refine metadata, remove selected information, enrich missing license details with ClearlyDefined data, and cryptographically sign or verify the result. That combination supports workflows where several component inventories must become a unified, reviewable document before distribution or downstream analysis. Integration with Dependency-Track extends the toolkit's fit for teams that already use that platform, while ClearlyDefined and ShiftLeftCyber SecureSBOM add ecosystem connections around license and SBOM workflows.
The scope is deliberately narrower than a full SBOM operations platform. sbomasm is centered on assembling, editing, viewing, signing, and verifying documents, rather than ongoing monitoring or governance. It is also a command-line tool with support for macOS and Linux, so it fits teams comfortable with local or automated terminal-based processing better than buyers seeking a hosted interface. Choose sbomasm when SBOM construction and signing are the priority; consider a broader platform when continuous oversight or governance is the main requirement.
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sbomasm pricing
sbomasm fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| SBOM standard support | Both |
| Deployment model | Self_hosted |
| Vulnerability analysis | Not verified |
| License analysis | Yes |
| Policy enforcement | Not verified |
| SBOM exchange | Not verified |
| Release monitoring | Not verified |
| Deployment | Self-hosted |
| Platforms | macOS, Linux |
| Support | Email, Live chat, Community |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 3 integrations: Dependency-Track, ClearlyDefined, ShiftLeftCyber SecureSBOM |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 20 Sep 2026 |
sbomasm integrations
sbomasm lists 3 integrations on its own site.
- Dependency-Track
- ClearlyDefined
- ShiftLeftCyber SecureSBOM
Alternatives to sbomasm
- FOSSAFOSSA offers broad SBOM coverage with a free plan and low-cost paid entry.9.4
- Anchore EnterpriseA hybrid SBOM platform for centralized analysis, policy enforcement, and runtime visibility.9.3
- OWASP Dependency-TrackA mature, self-hosted choice for continuous SBOM and vulnerability management.9.2
See all sbomasm alternatives →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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