Top 9 Open-Source Alternatives to Unspam.email

Unspam.email

Email spam checker and newsletter heatmap prediction.

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Product categories

Calendar Contact Management Developer Tools Email Email A/B Testing Email Autoresponder Email Clients Email Deliverability Email Delivery Email Marketing Email Marketing Platforms Newsletter Marketing

Summary

The top open-source alternatives to Unspam.email are Listmonk, Spark Mail, and MailHog. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Listmonk Landing Page
1

Listmonk

Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Pricing:
- Open Source
- Free
#Email Marketing #Newsletter Marketing #Self-Hosted Newsletter 28 social mentions
Spark Mail Landing Page
2

Spark Mail

Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Pricing:
- Open Source
#Email #Calendar #Enterprise Communication 32 social mentions
MailHog Landing Page
3

MailHog

MailHog is an email testing tool inspired by MailCatcher, but easier to install.
Pricing:
- Open Source
#Email #Email Testing #Office Suites
Rapid7 Landing Page
4

Rapid7

Find security issues, verify vulnerability mitigations & manage security assessments with Metasploit. Get the world's best penetration testing software now. DownloadPen testing software to act like an attacker.
Pricing:
- Open Source
#Web Application Security #Security #Monitoring Tools 1 social mentions
Postmark Landing Page
5

Postmark

Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
Pricing:
- Open Source
#Email Marketing #Email Delivery #Email Marketing Platforms 56 social mentions
Folderly Landing Page
6

Folderly

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.
Pricing:
- Open Source
- Paid
- Free Trial
- $120.0 / Monthly (Folderly Premium)
#Email Marketing #Email Productivity #SaaS 60 social mentions
Mailtrain Landing Page
7

Mailtrain

Self-hosted open-source Mailchimp clone
Pricing:
- Open Source
#Email Marketing #Email Newsletters #Email Marketing Platforms 2 social mentions
EngageBay Landing Page
8

EngageBay

EngageBay is an affordable all-in-one marketing, sales CRM and service helpdesk software for growing companies to acquire, engage and nurture web visitors to happy customers.
Pricing:
- Open Source
- Freemium
- Free Trial
#Marketing Automation #Sales Automation #Email Marketing 17 user reviews
Zoho Campaigns Landing Page
9

Zoho Campaigns

Smart email marketing software that helps you reach your target audiences, engage in a personalized way, and grow your brand presence.
Pricing:
- Open Source
- Freemium
- $25.0 / Monthly (up to 2500 contacts, unlimited emails)
#Email Marketing #Email Marketing Automation #Email Workflow