Price was $49, price now FREE Download via .zip DRM Protection: Yes Access Duration: Lifetime Prerequisites: Basic computing skills

Understanding crypto can feel daunting, particularly when useful materials are scattered or hidden behind paywalls. We started by collecting the most helpful courses, books, and guides we could find along the way. It began as a way to track resources for ourselves but became a practice of sharing. We won’t claim expert status, but we can tell what content is worth paying attention to.

Most of what we share is usually paid content, but we provide free access. This effort is about sharing knowledge, not about fame or financial gain. Gradually, our resources became trusted by an increasing number of people. If valuable knowledge is out there, we make sure to find and share it freely.

1. Best Ethereum L2s for DeFi in 2025
2. DeFi security and smart contract audit course