Breakpoint Testerとは何ですか？

Breakpoint TesterはJeffrey Hyerによって開発されたChromeの拡張機能で、その主な機能は「Easily switch between multiple breakpoints to test a sites responsiveness at various screen sizes.」です。

拡張機能のスクリーンショット

Breakpoint Tester拡張機能のCRXファイルをダウンロード

Breakpoint Tester拡張子のファイルをcrx形式でダウンロードし、ブラウザにChrome拡張機能を手動でインストールするか、crxファイルを友達と共有して簡単にChrome拡張機能をインストールします。

拡張機能の使用方法

Breakpoint Tester is used to quickly and easily test the responsiveness of a website at various breakpoints. Breakpoint Tester ships with some sensible defaults to get you started off right but you're more than welcome to use your own custom breakpoints.

Breakpoint Tester uses the default media queries that ship with Bootstrap 3 as a baseline for it's breakpoint presets which are:

480px (Mobile)
768px (Tablet)
992px (Laptop)
1200px (Desktop)

Breakpoint Tester is open source and licensed under the MIT license. You are more than welcome to contribute to development, the project can be found on GitHub: https://github.com/JeffreyHyer/BreakpointTester

If you run into any issues or would like to request a new feature please do so either via the "Send Feedback" link in the Chrome Webstore or by opening a new GitHub issue. Feedback is both welcome and encouraged!

拡張機能の基本情報

名前	Breakpoint Tester
ID	ffmkpfegfpfjaacpgmbloagbibfnmabj
公式URL	https://chrome.google.com/webstore/detail/breakpoint-tester/ffmkpfegfpfjaacpgmbloagbibfnmabj
説明	Easily switch between multiple breakpoints to test a sites responsiveness at various screen sizes.
ファイルサイズ	166 KB
インストール数	5,504
現在のバージョン	1.0.4
最終更新日	2014-04-18
公開日	2014-04-18
評価	3.68/5 合計 22 レビュー
開発者	Jeffrey Hyer
支払い方法	free
拡張機能のウェブサイト	https://github.com/JeffreyHyer/BreakpointTester
ヘルプページのURL	https://github.com/JeffreyHyer/BreakpointTester/issues
対応言語	en
manifest.json
{ "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx", "manifest_version": 2, "name": "Breakpoint Tester", "version": "1.0.4", "description": "Easily switch between multiple breakpoints to test a sites responsiveness at various screen sizes.", "icons": { "16": "img\/logo16.png", "48": "img\/logo48.png", "128": "img\/logo128.png" }, "browser_action": { "default_icon": { "19": "img\/logo19.png", "38": "img\/logo38.png" }, "default_title": "Breakpoint Tester", "default_popup": "popup.html" }, "permissions": [ "storage", "contextMenus", "system", "system.cpu", "system.memory", "system.storage" ], "content_security_policy": "script-src 'self' https:\/\/www.google-analytics.com\/; object-src 'self'", "author": "Jeffrey Hyer", "homepage_url": "https:\/\/github.com\/JeffreyHyer\/BreakpointTester", "offline_enabled": true }