McBopomofo

* Please note: The input method only works for ChromeOS, but you can use the text conversion features on Chrome for Window/macOS/Linux.

McBopomofo (小麥注音) is a smart phonetic (zhuyin/注音) Chinese Input Method Editor that offers another choice for inputting Chinese.

It has following features

- Comparing to the built-in Zhuyin IME, McBopomofo's behavior to handle punctuation is much more like other platforms that users are familiar to. For example, the built-in Zhuyin IME does not allow users to input punctuation like exclamation mark when there is already text in the composing buffer ,while McBopomofo does.
- Various keyboard layouts: Standard, ETen, Hsu, ETen26, Hanyu Pinyin and IBM.
- Various settings: including the position of the candidates, if Shift+Letter keys should input uppercase or lowercase letters and so on.Just visit the options page.
- Chinese conversion: You can use Alt+Shift+G to toggle if you want to input Simplified Chinese. You can also change the shortcut key in the extensions shortcut setting (chrome://extensions/shortcuts).
- Custom user phrases: Use Shift and left/right arrow keys to select a range and then press enter key to add a new phrase.You can also edit/delete/copy/paste the phrases in the options  page.
- Emoji: Some Bopomofo syllables are associates with Emojis. For example, you can get 🔥 when typing ㄏㄨㄛˇ.
- Date macros: Just type "今天", "今年" to input dates quickly..
- Dictionary lookup: Press on the question mark key when choosing a candidate, it opens a list of online dictionaries.
- Quick Chinese numbers input: Press Control and Backslash (Ctrl + \) to enter the number input mode, for example, 1234567 becomes 一百二十三萬四千五百六十七.

The extension also supports various text conversion feature, you can use the context menu to convert your selected text to Bopomofo syllables and Taiwanese Braille.