 Based on the spellchecker plan we discussed on July, 2018, a spellchecker for Malayalam using Malayalam morphological analyzer is under active development. Santhosh Thottingal, who maintains the project, had published blog post detailing Spellchecker development. Source code and conversations can be found on our Project Page.
This is a companion discussion topic for the original entry at https://blog.smc.org.in/smc-monthly-report-september-2018/