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koa-seo

SEO middleware for koa base on chrome-render, a substitute for prerender.

Modern web app use technique like react.js vue.js which render html in browser, this lead to search engine can't crawl your page content.

This project want to solve this kind of problem in a general-purpose way, it detect request is from search engine crawler then use headless chrome to render out your modern web page and return to crawler.

Here is koa-seo's architecture diagram:

Use

npm i koa-seo

then use it:

const Koa = require('koa');
const seoMiddleware = require('koa-seo');
const app = new Koa();

app.use(seoMiddleware({
    render: {
        // use `window.isPageReady=1` to notify chrome-render page has ready
        useReady: true,
    }
}));

app.listen(3000);

you can download and run this complete demo

Options

• render options from koa-chrome-render

For more flexible use case see koa-chrome-render.

Friends

• koa-seo dependent on koa-chrome-render chrome-render middleware for koa.
• chrome-render general server render base on chrome.
• chrome-pool Headless chrome tabs manage pool.
• express-middleware-seo SEO middleware for express base on chrome-render