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Easily review your STR data!

OSIRIS is public-domain, free, and open source STR analysis software designed for clinical, forensic, and research use, and has been validated for use as an expert system for single-source samples.

Easily find and review your data!

Clear navigation


Data is displayed in a readable table format

Table View

Great graphic display

Graph View


  • NDIS-Approved Expert System
  • Fast STR calling ~30 sec/96 well plate
  • Automated artifact ID labeling
  • Mac & Windows XP/7/8/10
  • ABI Genetic Analyzers & RAPID PCR analyzer
  • Both FSA and HID format files
  • Network ready - unlimited users
  • Lab process monitoring and QA
  • Sensitive allele & artifact detection
  • Simple editing on the plot
  • Flexible artifact labelling
  • Display base pair or time on the x-axis
  • Flexible display options Graph, Table, Sample views
  • Artifact identification algorithms
  • Intelligent pull-up identification
  • Allele-specific stutter thresholds
  • Flexible export

OSIRIS can be used for:

  • Fragment analysis
  • Stem cell engraftment testing
  • Forensic casework
  • Kinship analysis
  • Expert system
  • Cell line verification
  • Lab process monitoring
  • Research
  • Training/education
  • Automating reanalysis

What our users say

"Neque porro quisquam est qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit..." - John Smith, Researcher at NCI

Publications and Presentations

A mathematical approach to the analysis of multiplex DNA profiles.

Goor, R. M., Forman Neall, L., Hoffman, D., & Sherry, S. T. (2010).

  • Bulletin of mathematical biology, 73(8), 1909-31.
  • 2010

10 Things You May Not Know About OSIRIS.

Riley, G., Goor, R., Hoffman, D. and Sherry, S.

  • Profiles in DNA
  • Promega.
  • 2016

Novel Method for Accurately Assessing Pull-up Artifacts in STR Analysis

Robert M. Goor, Douglas Hoffman, George R. Riley

  • Forensic Science International: Genetics
  • 2020