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Best OpenSafely Alternatives ranked by AI · updated Aug 2026

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OpenSAFELY is a secure analytics platform for approved researchers studying pseudonymised NHS England health records. It runs reproducible code against linked primary-care and other health datasets while keeping row-level data within trusted environments.

Developer: Bennett Institute for Applied Data Science, University of Oxford Price: Free for approved research 🎯 opensafely.org
🔓 Open Source Health Data clinical research reproducible research secure analytics

Top 6 OpenSafely alternatives

1

SAIL Databank

Secure Anonymised Information Linkage Databank, Swansea University

💡 Pick it for linked Welsh health and administrative data in a mature secure research environment.

SAIL Databank is a secure research environment containing linked, anonymised Welsh health and administrative data. It is used by approved researchers for...

Pros

  • Offers deeply linked Welsh health and administrative datasets
  • Mature governance and secure remote research environment
  • Supports cross-domain population studies beyond primary care

Cons

  • Less focused on NHS England data than OpenSAFELY
  • Access applications can be lengthy and project-specific
  • Dataset availability depends on Welsh data providers

Application-based; contact for pricing

Alternatives to SAIL Databank → Visit site
2

CPRD

Medicines and Healthcare products Regulatory Agency

💡 Choose it for established UK primary-care records and regulatory or pharmacoepidemiology studies.

CPRD provides access to anonymised UK primary-care records linked with other health and outcomes data. It serves academic, government, and life-sciences researchers...

Pros

  • Established UK primary-care dataset with extensive longitudinal records
  • Supports regulatory, safety, and pharmacoepidemiology research
  • Offers linkage to selected secondary-care and mortality datasets

Cons

  • Access is paid rather than generally free like OpenSAFELY
  • Data coverage and linkage vary by participating practices
  • Analysis workflows may be less open and reproducible by default

Paid; contact for pricing

Alternatives to CPRD → Visit site
3

UK Biobank

UK Biobank

💡 Pick it when genomics, imaging, and lifestyle data matter more than routine NHS primary-care coverage.

UK Biobank is a large biomedical research resource combining participant health records, genetics, imaging, and lifestyle data. Approved researchers use its Research...

Pros

  • Combines genomics, imaging, lifestyle, and linked health outcomes
  • Large, well-characterised cohort supports high-powered studies
  • Cloud-based Research Analysis Platform supports scalable analysis

Cons

  • Cohort data is not a replacement for routine NHS primary-care coverage
  • Participants are not fully representative of the UK population
  • Access and analysis fees are higher than free platforms

Paid access for approved researchers; contact for pricing

Alternatives to UK Biobank → Visit site
4

TriNetX

TriNetX

💡 Choose it for faster multi-institution cohort discovery and commercial real-world evidence work.

TriNetX is a federated healthcare analytics network connecting healthcare organisations and research partners. Researchers use it for cohort discovery, real-world evidence, outcomes...

Pros

  • Fast cohort exploration across a broad healthcare network
  • Supports real-world evidence and trial feasibility workflows
  • Federated model can reduce the need to centralise patient-level data

Cons

  • Commercial licensing is less accessible than OpenSAFELY
  • Data models and coverage vary between participating organisations
  • Less transparent and open-source than OpenSAFELY

Contact for pricing

Alternatives to TriNetX → Visit site
5

DataSHIELD

DataSHIELD Development Team

💡 Pick it to run privacy-preserving analyses across distributed datasets without centralising individual-level records.

DataSHIELD is open-source software for privacy-preserving analysis across distributed datasets. It lets analysts run disclosure-controlled statistical commands without receiving individual-level records from...

Pros

  • Enables federated analysis across multiple data custodians
  • Free, open-source software with established statistical methods
  • Supports analysis without transferring individual-level records

Cons

  • Requires participating custodians to install and configure servers
  • Smaller ecosystem and less turnkey infrastructure than OpenSAFELY
  • Statistical command restrictions can limit complex analyses

Free and open source

Alternatives to DataSHIELD → Visit site
6

Vivli

Vivli

💡 Choose it for governed access to international clinical-trial data rather than routine-care records.

Vivli is a global platform for responsible sharing and analysis of clinical-trial data. Approved researchers can discover datasets, request access, and analyse...

Pros

  • Broad international catalogue of clinical-trial datasets
  • Centralises data discovery, access requests, and controlled analysis
  • Useful for secondary analyses and evidence synthesis

Cons

  • Focused on clinical-trial data rather than routine NHS records
  • Dataset access depends on individual sponsor approval and restrictions
  • Less suitable for continuous population surveillance

Access and analysis fees vary; contact for pricing

Alternatives to Vivli → Visit site

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