Baidu App Technology

Dec 23, 2020 · Frontend Development

Technical Analysis of San DevTools – Architecture, Core Concepts, and Remote Debugging

The first part of the San DevTools Technical Analysis series explains its dual usage (Chrome extension or npm‑based standalone), outlines the overall architecture—including frontend UI panels, backend injection, a JSON‑based remote debugging protocol, and message‑channel transport—plus core modules such as Bridge, Hook, and Agent, and demonstrates initialization and remote‑debugging flows, setting the stage for deeper protocol exploration.