| Subject | English | Bulgarian |
| comp., MS | Bing Webmaster Center | Bing Център за уеб администратори (The hub where site managers can find tools to help with site optimization, blogs from the Bing team, and forums for peer support) |
| polit. | Europarl Webmaster Unit | Отдел за управление на уебсайта Europarl |
| comp., MS | webmaster tools | инструменти за уеб администратори (A set of tools that is used to troubleshoot the crawling and indexing of Web sites) |