JavaScript HTML
Latest commit 43f9483 Feb 19, 2017 @gasolin copy editing by grammerly

Saihubot NPM version

πŸ€– Framework to build πŸ’¬ message/chat bots in the 🌐 Browser. You can add new skills to bot via plugins and extend its ability via addons. All with plain javascript. πŸ‘

Saihubot's API is very similar to hubot's API, so a developer who has learned hubot-plugins could learn saihu-plugins very quickly. ⚑️

Check Online Demo


  • Chatbot works in your browser, without server setup.
  • Written in plain Javascript, compatible with most browsers
  • Structure is inspired by hubot
    • Regex based message matching
    • Could write adapter to fully cooperate with your web UI
    • Could swap brain to support different backends
    • Provide plugin architecture that able to expand functions
    • Can extend bot functionality by import addons
  • Tiny size, easy to learn (the init version has just 80 lines that bundle with three plugins)
  • Each message can be customized with any HTML elements
  • Reference chat UI style is included
  • Plugin callbacks are extremely flexible; You can control in-page elements, execute the local command, fetch remote data, trigger remote actions...

How to use

Try Saihubot samples online

If you just want to try how the saihubot looks like, Check Online Demo

Try Saihubot on Github

Fork the project, edit index.html with Github editor, save it and see the result on https://[yourname]

Try Saihubot locally

Clone the project with command

git clone

Then drag samples/index.html to your browser, now you have a working bot!

Bootstrap Saihubot

Clone the project then includes the saihubot.js in your HTML file with a div tag for message history and the input field:

  <div id="history"></div>
  <input id="message"><button id="send">Send</button>
    document.addEventListener('DOMContentLoaded', function() {
      new SaihuBot({adapter: basicAdapter});

The script is used to bootstrap the Saihubot.

new SaihuBot({});

Wrap that script in DOMContentLoaded event to make sure contents are loaded before running scripts.

You can pass some parameters into it to quickly customize the bot.

And don't forget to include related libraries in the header

  <script src="saihubot.js"></script>
  <script src="adapters/saihubot-adapter-basic.js"></script>
  <script src="plugins/saihubot-diagnostics.js"></script>


Saihubot provide 3 default plugins ping, time, echo that you can include via:

<script src="plugins/saihubot-diagnostics.js"></script>

Ping plugin

me: ping
bot: PONG

πŸ•‘ Time plugin:

me: time
bot: Device time is Fri Aug 05 2016 21:22:11 GMT+0800 (CST)

πŸ“’ Echo plugin:

me: echo Hello World!
bot: Hello World!


Saihubot also provide Search plugins, you can include it via:

<script src="plugins/saihubot-search.js"></script>

Check the Search Demo.

πŸ”Ž Google Search plugin:

me: g saihubot
bot: Search saihubot via Google
me: google saihubot
bot: Search saihubot via Google
me: search saihubot
bot: Search saihubot via Google

Wikipedia plugin:

me: wiki saihubot
bot: Search saihubot via Wikipedia
me: wikipedia saihubot
bot: Search saihubot via Wikipedia

Google Translate plugin

me: translate hello
bot: Translate hello via Google Translate
me: tr saihubot
bot: Translate hello via Google Translate

Want to learn more?

Check the docs section.

What Saihu means?

Saihu(εΈ«ε‚…) means master in Taiwanese, which people used to call the artisans. Saihubot's origin goal is to provide a code sample that makes learning hubot and its ES6 variant Webbybot easier; then I found Saihu is a great way to embed bot into anywhere browser can live with.


Saihubot use MIT License


  • 0.9 2017/2/18 make index.html as a full feature showcase, dialog with button selection, help plugin with description
  • 0.8 2017/2/3 add swappable brain, provide saihubot-brain-localforage plugin with sample
  • 0.7 2017/1/27 add reference chat UI style and make sure the last message always scroll into view
  • 0.6 2017/1/26 provide run, close, send, render function by swappable adapter
  • 0.5 2017/1/25 structured plugins and demo pages, support config, changed catchAll API and support multiple no command found responses
  • 0.4 2016/8/24 return matched result for message instead of the origin string, add google analytics, add search plugin
  • 0.3 2016/8/17 rename from HuohuBot to Saihubot, turn Saihubot to constructor, separate saihubot-dialog.js from addon
  • 0.2 2016/8/6 change to robot.send method in plugin, add plugin and addon examples
  • 0.1 2016/8/5 init version