GitHub provides a streamlined way for individuals to begin contributing to open source projects by helping them find "good first issues" to work on. Users can explore topics of interest, such as machine learning, or find beginner-friendly issues in specific projects by accessing relevant links on GitHub. Personalized recommendations are also available based on users' past activities on the platform. GitHub employs machine learning algorithms to maintain the relevance of these recommendations, and users are encouraged to provide feedback for improvement. The platform's curated lists and innovative features aim to make starting with open source contributions accessible and engaging.