Modified Text_Wiki[13] engine Multilingual interface possibilities (translations done by users-volunteers)[14] and Community support in French and German No HTML,[1] CSS styling LaTeX math formulas Wikispaces (Closed in 2018[15]) 2005 Free/paid[lower-alpha 3] No Choice of Creative Commons, GNU FDL, other licenses; only educational wikis are free[16] 3,823[17] Yes Yes Yes Yes No limits on numbers of pages, spaces, or members.