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SDSA

Free#16 of 25 in Data Masking Software

SDSA: An open-source file-oriented sanitizer for developers who need configurable privacy controls. Ranked #16 of 25 in Data Masking Software by our editors (7.7/10); pricing: Open source; best for developers needing free file-oriented privacy controls.

7.7/10Editor score
Visit SDSA
SDSA7.7 Visit SDSA

At a glance

  • Editor score
    7.7 / 10
  • Pricing
    Open source
  • Best for
    Developers needing free file-oriented privacy controls
  • Paid from
    None
  • Masking methods
    Static
  • Facts checked
    22 Sep 2026
SDSA screenshot

  • Where it wins

    • Handles CSV, TXT, SQL, JSON, and XML inputs
    • Combines masking, hashing, tokenization, redaction, and privacy models
    • Provides REST API, CLI processing, and JSON or Markdown reports

  • Where it doesn't

    • Focused on static masking rather than synthetic data generation
    • File-oriented workflows may not suit direct database connectivity
    • Referential-integrity handling is not a stated capability

Our verdict on SDSA

SDSA is an open-source, self-hosted web application for sanitizing tabular datasets before sharing. It is aimed at developers and teams working across compliance, analytics, QA, support, and vendor data-sharing workflows. The application accepts CSV, TXT, SQL INSERT dumps, JSON, and XML records, detects likely PII and sensitive fields, applies per-column transformations, and exports sanitized data with privacy reports. Its on-premises deployment and API access make it suitable for organizations that want processing under their own operational control.

The standout strength is its range of privacy controls for file-based data. SDSA supports masking, HMAC hashing, tokenization, redaction, column dropping, numeric binning, and date or string truncation. Selected numeric columns can receive bounded Laplace noise, while k-anonymity enforcement includes suppression guardrails and l-diversity can be measured or enforced. JSON and Markdown reports add utility metrics, giving teams a way to review the privacy and usability effects of a sanitization workflow. The REST API and command-line batch mode also fit CI/CD processes and data pipelines.

SDSA is a focused option rather than a broad data-management platform. Its documented workflow centers on ingesting files and SQL INSERT dumps, so teams that need direct database connectivity, data subsetting, or referential-integrity handling should consider alternatives. It also provides static masking rather than synthetic data generation. Choose SDSA when open-source deployment, configurable field-level transformations, privacy-model enforcement, and report generation matter most; choose another tool when the primary requirement is database-native masking or broader test-data management.

SDSA pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.
See plans on github.com

SDSA fact sheet

Free planNot verified
Paid fromNone
Masking methodsStatic
Synthetic dataNo
Referential integrityNot verified
Deployment optionsOn-premises
Data subsettingNot verified
API accessYes
Database connectorsNot verified
DeploymentSelf-hosted
PlatformsWeb
SupportDocs
Built forMid-market, Enterprise (editorial estimate)
PricingOpen source
Websitegithub.com
Facts checked22 Sep 2026

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Featured on iTechGuides

Featured on iTechGuides — SDSA 7.7/10

SDSA is listed in our Data Masking Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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