Open Source Marketing & Growth Tools

Alternative toShopify

Open source eCommerce platform for online stores

• 9,228 GitHub stars
• #CMS

Alternative toMixpanel

Open-source analytics with funnels, replay, and self-hosting

• 7,163 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toVapi

Open source voice agent builder with telephony and BYOK AI support

• 5,915 GitHub stars
• BSD-2-ClauseLicence BSD-2-Clause

Alternative toComposio

One token for 2,600+ agent tools across 47 providers

• 5,904 GitHub stars

Alternative toSalesforce Sales Cloud

Self-hosted CRM with leads, quotes, and workflow automation.

• 5,805 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #CRM

Alternative toSendGrid

Transactional email, campaigns, and automations on one contact list.

• 5,526 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #Email

Alternative toHubSpot Sales Hub

AI agents for WhatsApp sales, fully audited, no per-user pricing

• 4,751 GitHub stars
• MITLicence MIT
• #CRM

InCustomer Support

Open-source tools that work instantly, no signup required

• 4,511 GitHub stars
• GPL-3.0Licence GPL-3.0

Alternative toAdobe Experience Manager

Open source CMS for enterprise and complex digital experiences

• 4,292 GitHub stars
• #CMS

Alternative toMultilogin

Anti-detect browser with isolated profiles and zero telemetry

• 4,084 GitHub stars
• AGPL-3.0Licence AGPL-3.0