Top 20 open-source products relevant to Email Productivity

Receive and send emails anonymously. Create a unique email address for each website to avoid cross-site tracking and protect your inbox from spam, phishing and data breaches.

Open Source freemium $2.99 / Monthly (Premium)

Keep your email safe from hackers & trackers... .

Open Source

Guerrilla Mail is a web-based app that provides a disposable and anonymous email address. Users of the service are not required to set up an account in order to send or receive emails.

Open Source

Fake Mail Generator is the provider of free and temporary email addresses that you can use just like original one.

Open Source

The open source framework for responsive emails.

Open Source

KingSMTP is a Transactional SMTP service.

Open Source paid Free Trial $5.0 / Monthly

Relate is an Environment for Learning And TEaching.

Open Source

An open-source, disposable email service 💌.

Open Source

Folderly is an all-in-one email deliverability platform to supercharge your email performance. Locate, solve, prevent email deliverability pitfalls, and ensure that your emails reach the Inbox folder. .

Open Source paid Free Trial $120.0 / Monthly (Folderly Premium)

Quickly build HTML emails with utility-first CSS.

Open Source

Users can import multiple EML files into Hotmail account without a single error at a single time by using the Mailvita EML to Hotmail Importer for Mac Software, which has a simple and user-friendly graphic user interface. Support Windows and Mac OS.

Open Source freemium $29.0 / One-off (For single operating system)

Temp Mail, Temporary Email, Disposable Temporary E-Mail.

Open Source free

Adcrux is a platform for SMTP servers & email marketing automation. Adcrux offers solutions for email marketing campaigns, SMTP servers deployment, and custom email solutions Try it now!

Open Source paid

"Can I use" for email. Quickly view if a tech is supported by all email clients.

Open Source

Free Email Tracker for Gmail. Close More Deals with Comprehensive Email Tracking, Automated Follow-up Reminders, and Detailed Click Insights.

Open Source freemium $8.99 / Monthly

Save 4+ hours every week with AI email agents .

Open Source

A collection of patterns & modules for responsive emails.

Open Source

Save 5+ hours per week on email tasks.

Open Source freemium

Coming to terms with working from home? Try WFHBOX, a single place for all your apps.

Open Source freemium $43.0 / One-off ((Full access - 6mths) )

Your friendly neighborhood office suite.

Open Source