Categories / Marketing

Open Source Marketing Apps

Discover best open source Marketing solutions for email, CRM, social media & SEO. Empower your team to connect with customers and drive growth!

26 apps available

Apps in Marketing

PHP
66%
AGPL 3.0

EspoCRM

CRM · Ecommerce · Marketing

3,354

Open-source CRM platform with metadata-driven customization, field-level permissions, and a full REST API — deploy on your own infrastructure.

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97
Repo Health
72
Technical
63
Dependency
Built with
PHP 66%
JavaScript 23%
Updated 1 weeks ago
Go
42%
AGPL 3.0

listmonk

Blogging · Marketing

23,418

High-performance, self-hosted newsletter and mailing list manager packaged as a single binary with built-in analytics, transactional messaging, and multi-channel delivery.

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87
Repo Health
74
Technical
67
Dependency
Built with
Go 42%
Vue 24%
JavaScript 19%
Updated 1 weeks ago
Elixir
71%
AGPL 3.0

Keila

Marketing

2,210

Self-hosted newsletter platform with a visual block editor, Liquid personalization, and flexible email delivery — a privacy-respecting Mailchimp alternative you run on your own infrastructure.

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86
Repo Health
76
Technical
73
Dependency
Built with
Elixir 71%
HTML 18%
Updated 2 weeks ago
TypeScript
90%
AGPL 3.0

useSend

Developer Tools · Marketing

4,677

Self-hostable open source email platform built on Amazon SES with a full dashboard, SMTP relay, REST API, and multi-language SDKs.

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80
Repo Health
72
Technical
68
Dependency
Built with
TypeScript 90%
Updated 2 weeks ago
PHP
65%
AGPL 3.0

LinkStack

Marketing

3,869

Self-hosted, privacy-focused Linktree alternative with themes, analytics, and a drag-and-drop admin panel.

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68
Repo Health
56
Technical
68
Dependency
Built with
PHP 65%
Blade 35%
Updated 2 months ago
Go
92%
AGPL 3.0

BillionMail

Marketing

15,596

Self-hosted email server and marketing platform that gives you unlimited sending, full deliverability control, and AI-assisted campaigns without monthly fees.

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53
Repo Health
74
Technical
70
Dependency
Built with
Go 92%
Updated 3 months ago
TypeScript
94%
AGPL 3.0

Laudspeaker

Automation · Marketing

2,622

Open-source customer engagement platform for building visual, event-triggered messaging journeys across email, SMS, push, in-app, and webhooks.

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51
Repo Health
66
Technical
62
Dependency
Built with
TypeScript 94%
Updated 2 months ago

About Marketing

Marketing applications empower teams to strategize, execute, and track the effectiveness of their outreach efforts. These solutions often center around customer relationship management (CRM), providing a centralized view of interactions and enabling personalized communications. Common features include email marketing automation, allowing for targeted campaigns based on user segments and behavior, and social media management capabilities to streamline content scheduling and engagement.

Beyond communication, marketing tools facilitate lead generation through landing page builders, form creation, and analytics dashboards. They also provide valuable insights into campaign ROI with features like A/B testing, conversion tracking, and detailed reporting. SEO tools are frequently integrated to improve organic visibility, while some solutions offer content creation assistance and workflow management for marketing teams.

The value of open source Marketing software lies in its flexibility, customization options, and cost-effectiveness. Businesses can adapt these tools to their specific needs without vendor lock-in, fostering innovation and data ownership. Whether it’s driving brand awareness, nurturing leads, or increasing sales, these applications provide a robust foundation for modern marketing strategies.

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