One Open Source Project a Day (61): Hello-Agents — A Practical Guide to Building AI Native Agents from Scratch

In 2024, we were discussing how to write better Prompts. In 2025, the industry's focus has completely shifted to Agents . Among the myriad of Agent frameworks and platforms, Hello-Agents , initiated by the Datawhale community, stands out as a unique project. It is not a plug-and-play SaaS platform, but a systematic educational engineering project designed to teach you how to understand, design, and implement true "AI Native" agents from the bottom up. What is Hello-Agents? Hello-Agents is an ope