Correct Option
All four platforms listed-Aarogya Setu, CoWIN, DigiLocker, and DIKSHA-are built on open-source digital platforms, forming key components of India's Digital Public Infrastructure (DPI).
- Aarogya Setu: This mobile application, developed for COVID-19 contact tracing, was made open-source in 2020 to enhance transparency and facilitate collaborative development.
- CoWIN: India's platform for COVID-19 vaccination management is built on open-source principles. It has been shared globally as a digital public good, emphasizing its scalable, secure, and interoperable design.
- DigiLocker: A flagship initiative under the Digital India program, DigiLocker is a cloud-based platform that enables secure storage and access to digital documents. It utilizes open-source technology and provides open APIs for integration.
- DIKSHA: The Digital Infrastructure for Knowledge Sharing, designed for school education, is built upon the open-source Sunbird platform. This architecture allows states and other entities to customize and deploy educational content.
Incorrect Options
Options (a), (b), and (c) are incorrect because they exclude one or more of the listed platforms. All four platforms-Aarogya Setu, CoWIN, DigiLocker, and DIKSHA-are indeed built on open-source digital platforms.