Plugin sanitizes Cyrillic (Ukrainian, Russian, Belorussian), German, French, Polish, Spanish, Hungarian, Czech, Slovak, Greek, Swedish, Finnish, Latvian, Estonian, Mongolian, Bosnian, Croatian, Serbian, Montenegrin and other filenames to latin characters during upload. Plugin converts filenames to lowercase automatically.
List of sanitizing letters:
а б в г д е ж з и й к л м н о п р с т у ф х ц ч ш щ ь ю я ґ є і ї ё ы ъ э ў ą ć ę ł ń ó ś ź ż à á â ã ä å æ ç è é ê ë ì í î ï ð ñ ò ó ô õ ö × ø ù ú û ü ý þ ÿ ß ő ű ě š č ř ž ý á é ď ť ň ú ů α β γ δ ε ζ η θ ι κ λ μ ν ξ ο π ρ σ τ υ φ χ ψ ω ά έ ή ί ό ύ ώ ς ΐ ϊ ϋ ΰ đ.
Useful:
This plugin is available for download to be used on your WordPress self-hosted installation.