koa-swaggerize-ui is an node koa middleware to show swagger-ui 3 for your local (or external) api.
npm install --save koa-swaggerize-ui
const Koa = require('koa');
const app = new Koa();
const swaggerUi = require('koa-swaggerize-ui');
app.use('/api-docs.json', async function (ctx) {
ctx.body = await require('./path/to/swaggerize/docs.json');
});
app.use(swaggerUi());
app.listen(3000);
MIT © Yadickson Soto
Thanks to express-swaggerize-ui