Alternatives

Products that do what A self-hosted email engine does

1WS
WildDuck – Self-hosted modern email server▲222
2019 · wildduck.email
2HS
Heimdall – Self-managed email alias/forwarding service▲130
2020 · github.com
3PE
Plain Email – An app for one-touch email processing▲322
2016 · plainemail.com
4SO
Switchboard – open-source email processing in Erlang▲92
2014 · switchboard.spatch.co
5PA
Postman – A command-line utility for batch-sending email▲48
2014 · github.com
6CA
Caspy – AI Assistant for Emails▲45
2017 · caspy.com
7GA
Glider, a better email client▲81
2012 · glider.io
8DA
Drymail – A minimalist but complete email framework for Python▲21
2019 · github.com
9FM
Flute – my attempt at a better email API▲40
2018 · flutemail.com
10YE
Your Email Assistant in the Cloud▲22
2012 · tray.io
11FE
FWD:Everyone – Making email into a social network▲57
2016 · fwdeveryone.com
12CB
Contentful-based email content editor▲28
2016 · github.com
13AG
A Grunt workflow for designing and testing HTML emails▲66
2014 · github.com
14CE
Candymail – Email Automation for Node.js▲86
2020 · saasbase.dev
15AC
A console-based email client with fully integrated Lua scripting▲6
2015 · github.com
16WA
Wumbo – a new temporary email generator▲23
2020 · wumbo.co
17PO
ParseMail.org – A tool for email admins▲8
2015 · parsemail.org
18EP
Easily publish an email conversation to the web▲52
2012 · beta.thread.is
19AS
AIMX – Self-hosted, open-source email server designed for AI agents▲7
May 2026 · aimx.email
20AA
An automatic email endpoint for any domain▲7
2014 · questo.email
21SH
Self-hosted, multi-tenant newsletter software Mailcast▲7
2018 · github.com
22EA
Emaildrop – a free disposable email service with a GraphQL API▲35
2019 · emaildrop.io
23MA
Monitoring and automation for email servers, starting with Postfix▲22
2021 · github.com
24DE
Deep Email Validator▲51
2020 · github.com

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