Worldtimeとは何ですか？

Worldtimeはhttps://le0michine.github.io/worldtime-extensionによって開発されたChromeの拡張機能で、その主な機能は「All time zones in one click」です。

拡張機能のスクリーンショット

Worldtime拡張機能のCRXファイルをダウンロード

Worldtime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

This extension inspired by http://www.worldtimebuddy.com/.
It provides information about time of the day in different locations in very convenient way. As a data source it uses most recent version of IANA time zones database http://www.iana.org/time-zones provided by momentjs timezone library (http://momentjs.com/timezone/), it accounts daylight saving time in different regions. Features:
- show active DST for different regions (if available)
- show UTC offset
- export to .ICS file which could be opened in outlook
- export directly into your google calendar
- copy schedule into the clipboard
- theme customisation (light/dark, colors)

v1.4.184
- removed unused permissions

v1.4.179
- updated timezone db to 2018d version

v1.4.150
- added map timezone selector
- fixed several issues

v1.4.141
- added lookup by UTC offset value (when add new timelines)
- added displaying timezone abbreviation if available

v1.4.105
- fixed scroll issue
- updated all styles
- updated timezones db
- supported theming
- supported dark theme
- fixed displaying of fractional timezone offset
- added possibility to scroll timelines horizontally

v1.2.30
- fixed bug with adding new timeline when only one timeline is presented
- added 'reset to defaults' button to clear settings
- removed unnecessary permission

v1.1.21
- fixed bug with initialization

v1.1.19
- fixed bug with dislaying DST flag

v1.1.15
- bug fixes

v1.1.13
- extended clickable area for range selector

v1.1.10
- start of selected range is set to current time by default
- extended clickable area for range selector

拡張機能の基本情報

名前	Worldtime
ID	ibnegikgmnfnmljianjgnhhlcabonobd
公式URL	https://chromewebstore.google.com/detail/worldtime/ibnegikgmnfnmljianjgnhhlcabonobd
説明	All time zones in one click
ファイルサイズ	833 KB
インストール数	8,000
現在のバージョン	1.4.184
最終更新日	2021-04-17
公開日	2019-05-17
評価	4.70/5 合計 27 レビュー
開発者	https://le0michine.github.io/worldtime-extension
Eメール	[email protected]
支払い方法	free
拡張機能のウェブサイト	https://le0michine.github.io/worldtime-extension/
対応言語	en
manifest.json
{ "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx", "manifest_version": 2, "name": "Worldtime", "description": "All time zones in one click", "version": "1.4.184", "options_page": "options.html", "browser_action": { "default_icon": "icons\/icon_19.png", "default_popup": "index.html" }, "icons": { "16": "icons\/icon_16.png", "48": "icons\/icon_48.png", "64": "icons\/icon_64.png", "128": "icons\/icon_128.png" }, "permissions": [ "clipboardWrite" ] }