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Head-to-head · Open Source License Compliance Software

Double Open Compliance vs FOSSology

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Double Open Compliance #5 in Open Source License Compliance Software 8.6/10 Free plan · pricing on request Free plan✓ 2 of 2 features Visit Double Open
FOSSology #7 in Open Source License Compliance Software 8.4/10 Free plan Free plan✓ 2 of 2 features Visit FOSSology

Double Open Compliance leads on 0 checks, FOSSology on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDouble Open Compliance · 8.6/10
  • Free planboth

Double Open Compliance scores higher on our rubric for open source license compliance software: 8.6 against 8.4 out of 10; our editors rank them #5 and #7.

On deployment options, Double Open Compliance gives you Both where FOSSology offers On-premise.

Double Open Compliance is the better fit for teams needing clearance and attribution workflows. FOSSology is the better fit for free, self-hosted license review.

  • Double Open Compliance fits best

    Teams needing clearance and attribution workflows

  • FOSSology fits best

    Free, self-hosted license review

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Double Open Compliance 8.6/10 Visit ↗ FOSSology 8.4/10 Visit ↗
At a glance
Editor score 8.6 8.4
Ranking #5 in Open Source License Compliance Software #7 in Open Source License Compliance Software
Best for Teams needing clearance and attribution workflows Free, self-hosted license review
Pricing model Free plan + paid Free
Starting price Free plan · pricing on request Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Self-hosted
Platforms Web Web, Linux, Windows, macOS
Support Email Email, Community, Docs
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Double Open Compliance 2/2 · FOSSology 2/2
Obligation tracking ✓ ✓
Attribution reports ✓ ✓
Specs
Policy enforcement Advisory Not checked yet
SBOM import formats SPDX, CycloneDX SPDX; RDF
Deployment options Both On-premise
Source scan methods Multiple Multiple
Our review
Pros
  • Verified free plan with repository scanning and compliance workflows
  • Generates SPDX and CycloneDX SBOMs plus attribution materials
  • Supports GitHub, GitLab, and air-gapped workflows
  • Free and open-source with self-managed deployment options
  • Combines scanning, web review workflows, obligation tracking, and reporting
  • Supports SPDX, CycloneDX, Debian copyright, and README reports
Cons
  • Pricing uses a contact-sales model rather than published numeric prices
  • License policy enforcement is advisory
  • Its workflow is closely tied to the OSS Review Toolkit ecosystem
  • Policy blocking capabilities are not documented
  • Requires self-managed installation and operation
  • No named third-party integrations are documented
Our verdict

Double Open Compliance is a software governance platform for engineering, compliance, and legal teams managing open-source software portfolios. It analyzes source repositories and software components, evaluates license and security issues,…

Read the review →

FOSSology is an open-source license compliance system and toolkit for organizations reviewing software components and distributions. It is suited to teams that want a free, self-hosted workflow for scanning licenses, copyrights, and…

Read the review →
  1. Double Open ComplianceOpen Source License Compliance Software 8.6Free plan · pricing on request
  2. FOSSologyOpen Source License Compliance Software 8.4Free plan

Strengths and trade-offs

  • Double Open Compliance — where it wins

    • Verified free plan with repository scanning and compliance workflows
    • Generates SPDX and CycloneDX SBOMs plus attribution materials
    • Supports GitHub, GitLab, and air-gapped workflows

    Where it doesn't

    • Pricing uses a contact-sales model rather than published numeric prices
    • License policy enforcement is advisory
    • Its workflow is closely tied to the OSS Review Toolkit ecosystem

  • FOSSology — where it wins

    • Free and open-source with self-managed deployment options
    • Combines scanning, web review workflows, obligation tracking, and reporting
    • Supports SPDX, CycloneDX, Debian copyright, and README reports

    Where it doesn't

    • Policy blocking capabilities are not documented
    • Requires self-managed installation and operation
    • No named third-party integrations are documented
  • Double Open Compliance8.6/10 · Free plan · pricing on request

    A broad compliance workspace for clearance, attribution, SBOMs, and audit evidence.

    Visit Double OpenFull verdict →
  • FOSSology8.4/10 · Free plan

    A free, self-hosted option for license review, obligations, reports, and automation.

    Visit FOSSologyFull verdict →

More comparisons

All open source license compliance software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update