3 ms·[RETRACTED]. My bad.by justboxing 9y ago[RETRACTED]. My bad.thegeomaster 9y agoIt appears to me that mailcatcher linked by the parent is free and open source.andris9 9y agoEthereal.email is also open source so it can be installed locally https://github.com/nodemailer/ethereal-www https://github.com/nodemailer/ethereal-wwwitake 9y agoTrue, but ethereal.email requires mongodb and redis. whereas mailcatcher just uses sqlite. no need to install extra apps.