10 Best Open Source Email Marketing Tools

In the world of digital marketing, email is still one of the most effective tools available. The ability to send out targeted, personalized messages to people who have an interest in your product or service is something that can’t be easily replicated by any other channel. And although email marketing isn’t as popular as it was several years ago, the capability to influence and connect with people still exists. If you’re looking to take your email marketing to the next level and want to try out some of the best open source tools available, continue reading.


AWeber is a leading provider of email marketing software and services, with over 500,000 active members using their software to send out personalized messages on a daily basis. One of the main appeals of AWeber is the variety of features that are available without the need to commit to a long-term contract. Another big draw is the ability to integrate your email marketing with your social media accounts, allowing you to reach customers wherever they are.

Constant Contact

You’ll find plenty of free email marketing tools that claim to be easy to use and familiar in design, but few offer the level of customer support that Constant Contact provides. One of the main advantages of the Constant Contact approach is the ability to import contacts from various sources directly into your marketing tool, allowing you to send out personalized emails based on whatever criteria you choose. To top it off, their customer support is extremely knowledgeable and helpful, responding to even the most complex of issues with a smile.

Get Response

GetResponse is another popular choice among online marketers and designers, particularly those already using MailChimp. One of the main reasons for GetResponse’s wide appeal is the ability to integrate with your existing systems, whether you’re using WordPress, Shopify, or another content management system. Another plus point is that the software is completely free, with no upgrade fees. You’ll have to set up an email account in order to use GetResponse, but once that’s done you’ll have access to all the features needed for a professional-looking campaign.


HubSpot is a marketing tool that aims to make the process of setting up an email marketing campaign as easy as possible, which is why they’ve designed their software with that in mind. One of the distinguishing features of HubSpot is the use of an activity stream that keeps you apprised of all the important messages, news, and events that are related to your industry. This feature alone can make the software quite useful, as you’ll have a record of all the important dates and details about your campaigns and contacts, thus making your job much easier when it comes time to send out a follow-up email.


Not really an email marketing tool per se, but if you’re looking for a simple way to gain extra subscribers and engagement on social media, you could do a lot worse than InfusionSoft’s lead generation software. The basic premise behind the tool is to integrate with your social media accounts and other online presences in order to capture email addresses and likes. Once you’ve gained these contacts, you can use InfusionSoft’s email marketing tool to send out personalized messages based on their interests. The good news is the tool is free and the sign-up process is very easy.


MailChimp is the go-to tool when it comes to sending out bulk emails, with the most popular alternative being AWeber, but if you’re looking for something a little more sophisticated, MailChimp is certainly worth a look. One of the distinguishing features of MailChimp is the use of a freemium model, offering their Pro plan for free, with the option to upgrade to a Business or Enterprise plan for an additional cost. Another benefit of using MailChimp is its extremely easy to set up an email marketing campaign, whether you’re a seasoned professional or simply want to try out the tool to grow your business.

Mad Mimi

If you’re looking for a tool that marries simplicity with power, you can’t go wrong with Mad Mimi. The concept behind the software is to make creating email templates as quick and easy as possible, with the end goal being to replicate the power of a commercial product with the ease and flexibility of a homemade one. To put it simply, Mad Mimi is the easiest email marketing tool to use, but don’t be fooled by the simplicity, as the product is packed with enough features to make even the most experienced digital marketer happy. One of the main reasons behind Mad Mimi’s popularity is its extremely active and supportive community, with many users contributing to the existing knowledge base and offering helpful tips and tricks whenever possible.

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