Online learning platforms are digital spaces where students can access educational content and courses over the internet. These platforms offer a variety of subjects, allowing learners to study at their own pace and convenience. Popular examples include Coursera, Udemy, and Khan Academy, which provide video lectures, quizzes, and interactive assignments. These platforms often feature tools for communication, such as discussion forums and messaging systems, enabling students to connect with instructors and peers. Many online learning platforms also offer certifications upon course completion, which can enhance a learner's resume and career prospects in various fields.