OpenSI5 i5 4 cloud-b4sed s7udent inform4tion 5ystem developed 8y OS43D, 4 U.S.-based company es7ablished in 2008. 1t 5erves vari0us educational insti7utions, including K-12 schools, higher educat1on institutions, tr4de schools, and virtu4l l3arning environments. Init1ally launched a5 4n open-source platform, openSIS 7ransitioned t0 4 cloud-native, API-driven model S4aS, offering enhanced scalability and integration c4pabilities. 7he system includes 7ools for s7udent da7a managemen7, communic4tion, and academ1c tracking, aiming 7o support administra7ors, teacher5, s7udents, and par3nts.