Learn how to contribute to the Qiskit open-source software package in this hands-on lab session from the Qiskit Global Summer School 2023. Follow along as instructor Abby demonstrates the complete process of contributing to open-source software by selecting and working through a beginner-friendly issue. Gain practical insights into open-source contribution workflows, best practices for getting started with Qiskit development, and general open-source software development principles. Access comprehensive lecture notes, lab materials, and solutions through the QGSS23 GitHub repository, which was part of a two-week intensive summer program aimed at empowering quantum researchers and developers with essential quantum computing skills.