Developers lack comprehensive built-in browser tools for debugging WebSocket connections — Chrome DevTools has limited WebSocket visibility. This extension fills that gap by providing real-time monitoring, message interception, simulation, and traffic control for WebSocket-based applications.

User installs extension → opens any webpage with WebSocket connections → presses F12 to open DevTools → finds 'WebSocket DevTools' tab → views real-time WebSocket traffic, sends simulated messages, blocks messages, or saves favorites for reuse. The extension automatically proxies all WebSocket connections on the page.

Target users: Web developers debugging WebSocket-based applications / Frontend/full-stack engineers testing real-time features / QA engineers testing WebSocket behavior and edge cases

The devtools panel.js is a very large minified bundle (764KB) making granular feature analysis difficult, but all core logic was verified through other source files
Could not inspect the full panel UI for any hidden premium prompts due to the large minified bundle size

Monetization

No paid features detected

No payment integration, billing APIs, upgrade prompts, or premium feature gating found anywhere in the codebase. The heuristic 'subscribe' hit is an event listener unsubscribe pattern (utils/i18n.js:373). The 'upgrade' hits are React library error URLs (react.dev/errors). The 'pro' hits in locale files refer to 'Protocol' (e.g., '1002 - Protocol Error'). The favorites system has a 5-item limit but this is a hard technical constraint with no upgrade path to unlock more. All features are freely available.

Confidence: 93
Payment platform: --
Source: AI / High
Login required: No
Reason: No login flow, user account system, or authentication requirement exists in the extension. All 'auth' keyword matches are WebSocket protocol close code 4001 'Authentication Failed' event translations in locale files — these describe monitored WebSocket events, not extension login requirements. The extension works entirely locally with only 'activeTab' and 'storage' permissions; no identity or OAuth permissions are declared.

Permission risk

High-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

扩展能力较强：activeTab、storage
主机权限覆盖范围较宽

Publisher

Brian Luo

Email: [email protected]
Phone: +8618282570943
Address: Yunchuang Community, Wuchang Subdistrict Hangzhou Shi, Zhejiang Sheng 311100 CN

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Permissions

Host access