- zagram.org -- play with other people and with this program on a web page;
- Szkrab -- now defunct server for playing Kropki online with other people;
- Eidokropki -- an online SGF editor for analysing games, also Kropki problems and commented games;
- Interactive course of Tochki (kropki);
- Forum about Kropki, mostly in Polish;
- Web page about Tochki (a game similar to Kropki), mostly in Russian;
- Another web page about Tochki (a game similar to Kropki), mostly in Russian;
- Kropki in wikipedia: in Czech, in Polish, in Russian.