Nationbuilder AlternativesCRM Systems and other similar apps like Nationbuilder

Open-source business application suite developed in Python, offering ERP, CRM, e-commerce, and project management, reducing software needs and synchronization costs with over 260 core modules.

ERPNext is a free and open-source integrated Enterprise Resource Planning (ERP) software developed by Frappé Technologies Pvt. Ltd. and is built on MariaDB database system using a Python based server-side framework.

Tryton is a three-tiers high-level general purpose application platform under the license GPL-3 written in Python and uses PostgreSQL as database engine.

Insightly is a web-based application that serves as a project management tool and a Customer Relationship Management (CRM) system. It integrates with Google Apps through a Gmail gadget and supports Google Docs.

Open source CRM based on Django for startups and enterprises. It's completely customizable and cloud hosting ready.

A Constituent relationship management for the Civic Sector.

Sugar is a complete CRM solution that automates your core sales, customer service and marketing processes, with a focus on the individual.

One central platform to sell, bill and organise your work. Stop the mess with information spread across different tools, Excel sheets, and inboxes, and collaborate efficiently with your colleagues.

EyenBros is a social platform, where a community comes together to collectively hire a professional or an artist for their project. Members get to receive and discuss proposals from local pros. Choose the best one, fund it and manage the entire project together from home.

EU-based field canvassing app and CRM to organize and mobilize supporters on the ground. The all-in-one mobilizing app! Qomon is an easy-to-use, results-focused app that helps your movement and your volunteers to mobilize people where they are.

This is a Ultimate project Management tool For Freelancer or individual service consultant where They can manage Their project, client, task, income and expenses also manage online payment. They can Chat With Their Client and Build A staff To Work.

StackFX ERP is a cloud-based ERP Software custom developed for businesses in the middle east to help in managing their accounting, HR, Sales, Inventory, Purchase, Payroll, Warehouses, CRM etc. StackFX is used by many businesses in the UAE.