DaybydayCRM is a cloud‑based CRM platform that provides contact management, sales pipelines, activity tracking, and automation tools. If you prefer a self‑hosted, free‑to‑use solution, the following 20 open‑source CRMs can be considered as alternatives.
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A fully‑featured fork of SugarCRM Community Edition with sales, marketing, and support modules; highly customizable via modules and Studio.
Part of the Odoo ERP suite; offers lead management, pipeline visualization, and integration with accounting, inventory, and marketing tools.
Lightweight, entity‑centric CRM that supports sales automation, reporting, and a REST API; available in a free open‑source edition.
Feature‑rich CRM built on Vtiger, offering advanced workflow, AI‑based suggestions, and multi‑company support.
Classic open‑source CRM with sales, help‑desk, and marketing automation; extensible through modules and a marketplace.
Non‑profit‑focused CRM that manages contacts, contributions, events, and memberships; integrates with Drupal, Joomla, and WordPress.
All‑in‑one ERP and CRM solution for small‑to‑mid‑size businesses; includes invoicing, project management, and a modular architecture.
Gamified open‑source CRM that emphasizes user engagement, with lead management, activity streams, and a flexible workflow engine.
A Ruby on Rails‑based lightweight CRM offering contact, lead, and opportunity tracking with a clean UI.
Enterprise‑grade CRM with marketing automation, sales pipeline, and a powerful workflow designer.
Modern low‑code CRM built on the Corteza platform; provides customizable objects, automation, and a REST API.
Open‑source CRM focused on e‑commerce and B2B sales, featuring customer segmentation, workflow automation, and analytics.
Java‑based CRM with a rich data model, supporting sales, service, and marketing processes; runs on any J2EE server.
A modular PHP CRM offering lead management, email integration, and a drag‑and‑drop workflow builder.
Groupware suite that includes a fully functional CRM module, calendar, and project management; built on PHP/Zend.
Part of the Axelor ERP platform; provides contact, opportunity, and activity management with a low‑code UI designer.
Open‑source marketing automation platform with built‑in lead management and CRM‑like features such as scoring and segmentation.
Comprehensive ERP that includes a CRM module for lead capture, pipeline tracking, and integration with sales orders and invoices.
Groupware suite offering a CRM component, task management, and calendar; suitable for small teams needing collaboration tools.
Minimalist PHP CRM focused on ease of use; provides contact, deal, and activity tracking with a clean UI.