Many websites (especially tech blogs like CSDN and Juejin) disable text selection or add watermarks/login popups when copying code blocks. This extension allows users to easily copy text/code without these restrictions.

1. User installs extension. 2. Extension injects content scripts into all pages (or specifically CSDN/Juejin). 3. When enabled, it intercepts copy events or click events on copy buttons. 4. For CSDN/Juejin, it detects specific UI elements (like 'signin' buttons or custom copy buttons) and programmatically copies the associated text to clipboard. 5. User gets a notification '复制成功!' (Copy successful!). 6. User can toggle the feature on/off via popup or keyboard shortcut.

Target users: Developers / Tech bloggers / Students reading technical articles / Users frequently copying code from CSDN/Juejin

The extension size is large (20MB) likely due to binary assets (images/GIFs) which were not fully analyzed for potential hidden payloads, but the JS source code is minimal and transparent.
The extension relies on specific CSS class names (e.g., 'hljs-button signin active', 'code-block-extension-copyCodeBtn') which may break if CSDN/Juejin update their UI.

Monetization

No paid features detected

The extension is free with no in-app purchase mechanisms, subscription logic, or payment gateway integrations. The 'pro' keyword matches were false positives (e.g., 'Worker' containing 'pro' in some contexts or minified variable names). The manifest and source code show no premium tiers, license checks, or billing APIs.

Confidence: 95
Payment platform: --
Source: AI / High
Login required: No
Reason: The extension operates entirely locally within the browser. It uses chrome.storage.local for settings and injects content scripts to modify page behavior (removing copy restrictions). There is no code for authentication, user accounts, or communication with any login provider. The 'signin' keyword found in csdn.js refers to bypassing CSDN's login button for copying, not the extension requiring login.

Permission risk

Medium-risk permissions

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

扩展能力较强：storage、activeTab

Publisher

LinQiang Shen

Independent publisher

Email: [email protected]
Phone: --
Address: --

Public contact fields are shown above. Developer portfolio pages are available on paid accounts.

View developer portfolio

Permissions

Host access