The Ystok Forums support the two languages: Russian (default) and English.
Any user can choose the interface language of her/his own after she/he has registered.

Please follow the procedure described below.

1. Registration

1.1. Select the "Регистрация" menu command: it is the second from the right.
1.2. Enter your login name ("Имя"), valid E-Mail address twice, and press the button "Зарегистрировать".

2. Logging in

2.1. Select the "Вход" menu command: it is the rightmost command in the main menu.
2.2. Enter your login name ("Имя") and the password ("Пароль") received by E-Mail.

3. Customizing Language

3.1. Select the "Настройки" menu command: it is the second from the right in the top menu.
3.2. Scroll down to the third section named "Опции вывода".
3.3. The drop-down list panel named "Язык" is on the top of the section. It displays Russian by default. Just select English and press the button "Сохранить" at the very bottom of the page.

You are done!