What are some alternatives?
When comparing Lua and SimplePractice, you can also consider the following products
Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Kareo - Kareo - Go Practice | Medical Office Software for Small Practices
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
TheraNest - Mental health software for psychologists, social workers, therapists, counselors.
Spok - Spok offers solutions for HIPAA-compliant texting, paging, on-call scheduling, hospital call and contact centers, and clinical alerting.
TherapyNotes - TherapyNotes is a leading electronic health record (EHR) software trusted by more than 30, 000 behavioural health professionals.