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Custom Script Injector

by tomelilla.tw

v1.3.3 Updated Dec 12, 2025 112KiB
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Description

# Chrome Web Store Store Listing This document contains the text required for publishing to the Chrome Web Store. ## 1. App Name `Custom Script Injector` ## 2. Short Description **Limit: 132 characters** Inject custom CSS and JavaScript into any website. Features CSP bypass, CodeMirror editor, hot reload, and GitHub Gist sync. --- ## 3. Description Want to customize the style or behavior of your favorite websites? **Custom Script Injector** is your best choice! This powerful developer tool allows you to write and inject custom CSS and JavaScript into any webpage. ### ✨ Key Features * **πŸ›‘οΈ Advanced CSP Bypass** Inject and execute JavaScript even on websites with strict Content Security Policy (via `declarativeNetRequest` and `executeScript` in MAIN world). * **🎨 Syntax Highlighting** Integrated **CodeMirror 5** editor with Monokai theme for a premium coding experience. * **⚑ Hot Reload** Scripts apply immediately upon saving. No manual page refresh needed. * **☁️ Cloud Sync** Backup and restore your scripts using **GitHub Gist**. Keep your snippets synchronized across devices. * **🌍 Internationalization** Supports English, Traditional Chinese (`zh_TW`), Simplified Chinese (`zh_CN`), and Japanese (`ja`). * **⌨️ Shortcuts** Support `Ctrl+S` / `Cmd+S` to save your code quickly. ### πŸ”’ Privacy & Security * **Local First**: All scripts and settings are stored locally in your browser. * **Your Data**: If sync is enabled, data is only transmitted to your personal GitHub Gist. * **No Tracking**: We do not collect any browsing history or usage data. --- ## 4. Category `Developer Tools` ## 5. Language `English`
Custom Script Injector screenshot 1Custom Script Injector screenshot 2

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Permissions (4)

Permissions

activeTabβ„Ή Can access the current tab when you click the extension declarativeNetRequestβ„Ή Can block or redirect network requests scriptingβ„Ή Can inject scripts into web pages storageβ„Ή Can store data locally in your browser

Details

Version 1.3.3
Updated Dec 12, 2025
Size 112KiB
First Seen Mar 29, 2026