- Download and open the ZIP file.
- Type chrome://extensions/ in the address bar.
- Check "Developer mode" on the top right.
- Click "Load unpacked extension."
- Select the folder that contains downloaded files.
- Go to Niconico or twitch
- Click on the black part to drag LichessTV around.
- Open manifest.json
- Take a look at this guide, and change the "matches" property on "content_scripts."
- use "matches": ["<all_urls>"] to embed LichessTV on all websites you visit.
- "matches": ["http://shinuesugi.com/"] embeds LichessTV when visiting my website.
- "matches": ["http://nicovideo.jp/*"] embeds LichessTV on any websites that start with http://nicovideo.jp/, but will not include websites such as http://live.nicovideo.jp/.