web components: Chess

web components are now natively supported by all current web browsers
and are usable directly or with any JavaScript library or framework.

Still, the number of available usable components is quite limited. 

Example: chess 

sandy98/chess-board: ChessBoard as a web component, meant to be used with any framework (Vue, React, Angular, even none). Compiled with Stencil.js. See demo at:

laat/chess-board - webcomponents.org

A Web Component for displaying chess positions

laat/chess-board: A Web Component for displaying chess positions @GitHub

laat.github.io/chess-board/ demo @GitHub

justinfagnani/chessboard-element: A <chess-board> web component

oakmac/chessboardjs: JavaScript chessboard

standalone JavaScript Chess Board.

chessboardjs.com » Homepage

ABSINV/LightningChess: Lightning Chess source code

React:

willb335/chessboardjsx: Chessboard built for React

Clariity/react-chessboard: The React Chessboard Library used at ChessOpenings.co.uk. Inspired and adapted from the unmaintained Chessboard.jsx.

not even close to "pro" app like Lichess

"Chess Fundamentals, by J.R. Capablanca" (Part 1 of 3)

Lichess @GitHub