Ask HN: How to get started with robotics as a hobbyist?
Hacker News
February 8, 2026
AI-Generated Deep Dive Summary
Starting a journey in robotics as a hobbyist can be an exciting but overwhelming endeavor, especially for those transitioning from coding to something more hands-on. The key takeaway is to focus on real projects with clear goals rather than getting lost in the broader ecosystem. Experts advise against buying expensive books or diving deep into the ecosystem initially. Instead, start by building simple mechanisms using 3D printing and motors, such as pendulums or walkers, to gain practical experience. This approach not only helps in understanding robotics fundamentals but also makes learning more engaging.
Simulation can be a valuable tool for experimenting with robotics without physical constraints. For instance, training AI agents in simulations to perform tasks like walking or navigating can later be transferred to real hardware. Drones, particularly programmable ones like the Crazyflie, offer another accessible platform for exploring control theory and automation. If you’re new to embedded programming, starting with home automation projects—such as controlling lights or motors—can provide a solid foundation before moving on to more complex robotics.
However, real robotics presents unique challenges due to factors like kinematics, control theory, and environmental mapping, which require significant time and effort to master. Deciding whether to build from scratch or use pre-made kits is crucial. While the former offers deeper learning but takes longer, the latter allows for quicker results but may limit creativity. Ultimately, the choice depends on your goals: slow, deep learning versus fast, modular progress.
For tech enthusiasts, robotics bridges software and hardware, offering a unique opportunity to innovate in a hands-on field. It’s not just about coding or building devices—it’s about creating meaningful projects that combine technical skills with creativity. Whether you’re designing a quadruped robot or improving a 3D printer, the journey is both challenging and rewarding, making it a compelling pursuit for anyone looking to expand their tech horizons.
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Originally published on Hacker News on 2/8/2026