ONSITES High School is a digital online high school based in Miami, Florida, USA, offering a U.S. High School Diploma program for national and international students. Rolling enrollment allows students to start on any day of the year. Available options include Standard, Honors, ACCEL, and Credit Transfer tracks with up to 75% recognition of previously earned credits, as well as PSAT, SAT, PreACT, ACT, AP, CTE, and CLEP prep courses, ESOL programs, and individual Honors or single module courses. The learning model combines self-directed online cross-grade learning supported by real educators, 24/7 AI-StudyMentor access, group learning sessions, 1:1 tutoring, and college & career coaching within a 12-month school operation.