Top 12 Open-Source Alternatives to Klaviyo

The top open-source alternatives to Klaviyo are Zoho Campaigns, Mailgun, and Birdeye. 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.

Zoho Campaigns Landing Page
1

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 Marketinng Automation #Email Workflow
Mailgun Landing Page
2

Mailgun

A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
Pricing:
- Open Source
#Email Delivery #Transactional Email #Email Marketing 11 social mentions
Birdeye Landing Page
3

Birdeye

#1 most trusted reputation and customer experience platform for local business
Pricing:
- Open Source
- Paid
- Free Trial
- $299.0 / Monthly
#Reputation Management #Online Reviews #Customer Experience Management 6 social mentions
Opteo Landing Page
4

Opteo

Opteo searches for statistically significant patterns in an account and creates "optimization tasks" to improve account performance.
Pricing:
- Open Source
#Email Marketing #Social Media Tools #SEO
MJML Landing Page
5

MJML

The open source framework for responsive emails
Pricing:
- Open Source
#Email Marketing #Email Newsletters #Email Productivity 86 social mentions
Amazon SES Landing Page
6

Amazon SES

Scale your business email & marketing messages with Amazon Simple Email Service (SES), a cost-effective and reliable cloud email service. Sign up today.
Pricing:
- Open Source
#Email Delivery #Email Marketing #Transactional Email 65 social mentions
Sonar Landing Page
7

Sonar

2-way chat with your customers over SMS and FB Messenger
Pricing:
- Open Source
#Email Marketing #Email Marketing Platforms #Newsletter Marketing
Mailtrain Landing Page
8

Mailtrain

Self-hosted open-source Mailchimp clone
Pricing:
- Open Source
#Email Marketing #Newsletter Marketing #Email Marketing Platforms 2 social mentions
Postmark Landing Page
9

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 Delivery #Email Marketing #Email Marketing Platforms 49 social mentions
Cakemail Landing Page
10

Cakemail

Email marketing and transactional emails that deliver. Try it for FREE!
Pricing:
- Open Source
- Freemium
- Free Trial
- $8.0 / Monthly (Growth)
#Marketing Automation #Email Marketing #Email Marketing Platforms
Listmonk Landing Page
11

Listmonk

Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Pricing:
- Open Source
- Free
#Newsletter Marketing #Self-Hosted Newsletter #Email Marketing 24 social mentions
OneSignal Landing Page
12

OneSignal

Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.
Pricing:
- Open Source
- Freemium
- Free Trial
- $9.0 / Monthly (Plus usage-based costs. (Growth Plan). )
#Mobile Push Messaging #Web Push Notifications #Push Notifications 25 social mentions