Add Simplified Chinese, Japanese and Korean wiki pages Translate Home, Helldivers 2 guide and Similar tools into 简体中文 / 日本語 / 한국어 (9 new pages), extend every page's language switcher to all five languages, and add the three sections to the sidebar.
Similar tools: reframe as problem -> how this utility overcomes it
Add a 'Similar tools' comparison page (中/EN) + sidebar links