French dictionary, “classic and reform 1990” spelling is a Firefox extension that contains the classic and new spelling of words changed by the reform of 1990 are both considered as correct.
If you consider that the French language should evolve towards a simplier spelling, and that “maitre”, “relai”, “cout”, “évènement”, “connaitre”, “assoir”, “contrindiquer”, “bassefosse”, “révolver”, “règlementaire”, “j'amoncèle”, “aigüe” . . . are not spelling mistakes, this is the dictionary you should use. You can write according to the classic spelling and the new one.
About the French spelling reform of 1990: Wikipedia
Note: If you do not know what dictionary to choose, this is the one advised, as the classic and new spelling of words changed by the reform are both correct in French.
For Hunspell, spellchecker of Firefox 3, Thunderbird 3 and Seamonkey 2.
· Mozilla Firefox
What's New in This Release: [ read full changelog ]
· Bug fixes in the affixes file.