STRait Razor is a free open source sequence-based STR analysis program available from UNT: https://www.unthsc.edu/graduate-school-of-biomedical-sciences/molecular-and-medical-genetics/laboratory-faculty-and-staff/strait-razor/ Download from Github: https://github.com/Ahhgust/STRaitRazor. I'm not sure which labs are using it.

OSIRIS is a free open source CE-fragment length based STR analysis and QC software available from NCBI: Download from the homepage: https://www.ncbi.nlm.nih.gov/projects/SNP/osiris/ Code is on Github: https://github.com/ncbi/osiris OSIRIS is in use in forensic, CODIS, and clinical (engraftment testing) labs and is NDIS approved as an expert system.