languagetool language learning tool

Languagetool is a multilingual spelling, style and grammar checker that helps correct or interpret text. Instructions for use: Only browser plug-ins are supported. Find languagetool in major browser plug-in markets, download and install it, drag it to the bottom of the plug-in settings page, click Advanced settings, click `Other server-requires LanguageTool server running there` and enter https://languagetool.username.heiyu.space/v2 afterwards to enable it.