Compare · Sphinx-Needs
Proof vs Sphinx-Needs: documentation and evidence review
Sphinx-Needs brings requirements and other engineering objects into documentation. Proof connects repository requirements to code, evidence and changes. Compare how a reviewer reaches the right evidence after the software evolves.
Engineering documentation can already contain test evidence
Sphinx-Needs adds structured engineering objects to Sphinx documentation. Teams can define and link requirements, specifications and test cases, then filter and visualize those relationships. Its ecosystem also includes Sphinx-Test-Reports, which brings JUnit XML results into documentation.
Proof manages structured repository requirements and connects them to code, verification evidence and known issues. Its configured checks can help reviewers identify particular gaps and follow-up work after a change. Both workflows can make engineering relationships visible; that alone is not a meaningful differentiator.
Compare the authoring and review process you need. Sphinx may already be where engineers explain the architecture. A Proof trial should show how requirement lifecycle and evidence checks would improve the way those engineers assess changes.
Compare the work you need to do
Ask each workflow to preserve the same requirement and explain the same change.
| Evaluation question | Sphinx-Needs | Proof |
|---|---|---|
| Where is the context authored? | Engineering objects and explanatory content within the Sphinx documentation workflow. | Repository requirement records linked to implementation, evidence and issue history. |
| How are relationships presented? | Filters, tables and diagrams expose linked engineering objects. | Trace views and change-oriented review information expose recorded dependencies and gaps. |
| How can results be represented? | Sphinx-Test-Reports renders results from JUnit XML and supports their use in documentation. | Linked evidence records support requirement review. Inspect whether the underlying result is an actual execution. |
| What should the evaluation challenge? | The document build, custom object model, imported-result mapping and publication process. | The selected checks, evidence provenance, affected requirement set and acceptance workflow. |
Rebuild the docs after a protocol change
Illustrative evaluation: a telemetry protocol changes a field from optional to required for a new message version. Documentation is updated and a published test-results page still shows the prior run.
Keep the version-specific rule explicit. Link the schema, encoder, decoder and compatibility tests. Test a current-version message missing the field, a valid current-version message and an older message that remains supported. Record the source revision and actual observed outcomes.
In Sphinx, inspect how the requirement and imported report appear after rebuilding the documentation. In a Proof trial, inspect the corresponding obligation, linked evidence and configured checks. Rebuilding a page or generating a report does not rerun a test in either workflow unless a separate execution step does so.
Give the resulting record to a reviewer who did not make the change. They should be able to distinguish the old-version result from evidence for the new rule and see which compatibility question remains unresolved.
Choose the workflow that fits your authors and reviewers
Choose Sphinx-Needs when the team already maintains engineering documentation in Sphinx and benefits from a flexible object model, cross-references and published views. Evaluate the maintenance cost of your directives, imports and extensions as part of the choice.
Evaluate Proof when the recurring problem is maintaining requirement authority, verification evidence and issue follow-up through software changes. A trial should demonstrate that reviewers can reach the relevant information and understand the check's limits.
The workflows can coexist if each record has a clear authority and synchronization rule. This comparison does not claim a built-in Sphinx-Needs connector. Test how IDs, custom fields and report provenance would survive a transfer before planning a migration.
Sources and comparison scope
Official documentation checked October 3, 2026: Sphinx-Needs and Sphinx-Test-Reports. The report extension is a separate component of the workflow. No execution, automatic connector or comparative performance result is implied by this example.
Try the workflow on one component
Bring a requirement page, a linked test report and a change that affected both. We can scope a Proof trial and identify what would remain in your Sphinx publication workflow.