Frappe CRM is a lightweight, modular CRM built on the Frappe framework. Looking for open‑source CRM solutions that can replace or complement it? Below are 20 community‑driven alternatives offering a range of features from sales pipelines to marketing automation.
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A fully featured fork of SugarCRM Community Edition, offering sales automation, marketing, customer support, and extensive reporting.
Part of the Odoo ERP suite, this CRM provides lead management, pipeline visualization, and integration with sales, marketing, and helpdesk modules.
A lightweight, API‑first CRM that supports lead & opportunity management, activity streams, and customizable entity relationships.
A robust, modular CRM/ERP platform with sales automation, project management, and a marketplace of extensions.
Tailored for non‑profits and NGOs, it handles contacts, contributions, event registration, and case management.
An all‑in‑one ERP/CRM solution with sales pipeline, invoicing, and simple UI suitable for small‑to‑medium businesses.
Provides lead management, ticketing, email integration, and a marketplace of add‑ons; community edition remains free.
A flexible, process‑driven CRM with workflow automation, marketing campaigns, and a drag‑and‑drop UI builder.
Gamified open‑source CRM focusing on user engagement, with lead, contact, and opportunity management.
Built on the Crust Platform, it offers sales pipeline, activity tracking, and a modern responsive UI.
A Ruby on Rails‑based CRM emphasizing simplicity, with contact, lead, and opportunity tracking.
Enterprise‑grade CRM with extensive customization, workflow engine, and support for multi‑tenant deployments.
A flexible CRM built on Symfony, offering sales funnel, customer segmentation, and integration with e‑commerce.
Open‑source ERP with a built‑in CRM module for lead capture, pipeline, and email integration.
A minimalistic PHP CRM focused on contact management and basic sales pipeline without bloat.
Provides subscription‑based revenue tracking alongside traditional CRM capabilities.
Combines email marketing automation with contact management and sales funnel visualization.
A self‑hosted version of Vtiger offering core CRM features without licensing fees.
Open‑source marketing automation platform that includes lead management, scoring, and CRM‑like contact tracking.
Community‑maintained wrapper that enables self‑hosting of Zoho‑style CRM features using open‑source components.