Self-hosted projects tagged “Contact Management”

Nextcloud is an open-source content collaboration platform providing file sync & share, groupware (calendar, contacts, mail), real-time office editing, chat and video conferencing.

AGPL-3.0Actively maintained

Alternative to:

Google Drive+19

Chatwoot is an open-source customer support platform with a shared inbox for live chat, email, and messaging channels, plus automation, reporting, and a help center.

Actively maintained

Alternative to:

Intercom+19

Monica is an open-source personal CRM to manage contacts, track interactions, set reminders, and keep a private diary about your relationships.

AGPL-3.0Slowing down

Alternative to:

Monica CRM (Hosted)+19

Krayin CRM is an open-source, self-hosted customer relationship platform built on Laravel and Vue.js for sales pipelines, marketing automation, multi-channel support and extensibility.

MITActively maintained

Alternative to:

Krayin CRM Cloud+16

Open-source, self-hosted platform to manage subscribers, run campaigns, and track analytics. Single Go binary with a Vue UI.

AGPL-3.0Actively maintained

Alternative to:

Mailchimp+19

Self-hosted open-source marketing automation platform with campaign builder, email/landing page editors, REST API, segmentation, and extensible plugins.

Actively maintained

Alternative to:

HubSpot+19

Open-source platform for secure file sync, sharing, collaboration, calendars and external storage with WebDAV/CalDAV/CardDAV support.

AGPL-3.0Actively maintained

Alternative to:

Dropbox+19

Dolibarr is an open-source web-based ERP/CRM to manage sales, invoicing, purchases, inventory, accounting, HR, projects, and customer relationships.

GPL-3.0Actively maintained

Alternative to:

Odoo+17

Community-driven open-source CRM providing sales, marketing, service, reporting, workflow automation, REST API and on-premises or hosted deployment.

AGPL-3.0Actively maintained

Alternative to:

Salesforce Sales Cloud+17

Lightweight CalDAV/CardDAV server for syncing calendars, to-dos, and contacts with many clients, storing data on the filesystem and supporting auth and TLS.

GPL-3.0Actively maintained

Alternative to:

Google Calendar+8

Self-hosted personal management web app to organize notes, goals, contacts, passwords, schedules, payments, files, photos, and more in one place.

MITActively maintained

Alternative to:

Evernote+14

A PHP-based open-source CRM providing contacts, leads, pipelines, workflows, dashboards and extensible integrations for sales and support teams.

AGPL-3.0Actively maintained

Alternative to:

Zoho CRM+19

Baïkal is a lightweight CalDAV/CardDAV server with a web admin UI for managing users, calendars, and address books, backed by MySQL or SQLite.

GPL-3.0Actively maintained

Alternative to:

Google Calendar+4

Developer-focused platform for automated, omnichannel messaging (email, SMS, push, WhatsApp) with low-code journeys, segmentation, templates, and self-hosting.

MITActively maintained

Alternative to:

Customer.io+19

Keila is an open-source newsletter tool for creating email campaigns, managing contacts and segments, building signup forms, and sending via SMTP or email providers.

AGPL-3.0Actively maintained

Alternative to:

Mailchimp+17

EteSync (Etebase Server) provides a self-hostable, zero-knowledge, end-to-end encrypted sync backend for calendars, contacts, tasks and notes across devices.

AGPL-3.0Likely dormant

Alternative to:

Google Calendar+7

Next-generation open-source CRM for managing contacts, companies, tasks, and sales opportunities with a modern UI and customizable fields.

AGPL-3.0Actively maintained

Alternative to:

Salesforce Sales Cloud+18

Open-source, self-hosted Work OS unifying project management, CRM, and agile workflows for startups.

MITSlowing down

Alternative to:

monday.com+19

Open-source CRM for contacts, deals, tasks, notes, and activity tracking, built with React and Supabase and designed to be customized by developers.

MITActively maintained

Alternative to:

Salesforce Sales Cloud+18

Nextcloud Mail is a webmail app that connects to IMAP/SMTP accounts, offering a unified inbox and deep integration with other Nextcloud apps like Contacts and Calendar.

AGPL-3.0Actively maintained

Alternative to:

Microsoft Outlook+11

DavMail is a Java gateway that lets standard clients use IMAP/POP/SMTP, CalDAV, CardDAV, and LDAP with Microsoft Exchange and Microsoft 365 via OWA/EWS.

GPL-2.0Actively maintained

Alternative to:

Proton Mail Bridge

Davis is a sabre/dav-based CalDAV/CardDAV/WebDAV server with a modern Symfony 7 admin dashboard for managing users, calendars, sharing, and address books.

MITActively maintained

Alternative to:

Google Calendar+6

Open-source invoicing app for freelancers to create invoices and quotes, manage clients, and track payments with a self-hosted stack (React, NestJS, Prisma, SQLite, PostgreSQL).

AGPL-3.0Actively maintained

Alternative to:

Invoice2go+9

Gibbon is an open source school management system for student information, staff workflows, parent access, planning, and daily school operations in one web platform.

GPL-3.0Actively maintained

Alternative to:

PowerSchool+1

Django-CRM is a Django-based open-source CRM providing contact & lead management, deal tracking, email marketing, task/project management, and built-in analytics.

AGPL-3.0Actively maintained

Alternative to:

HubSpot+19

Lightweight CalDAV/CardDAV server implemented in Python that stores calendars and contacts in a Git-backed hierarchy with history and sync support.

GPL-3.0Actively maintained

Alternative to:

Google Calendar+4

Self-hosted PHP web application for logging amateur radio contacts with mapping, analytics, awards tracking and integration with common QSO services.

MITActively maintained

Alternative to:

Club Log+1

PHP-based groupware and CRM for teams: calendars, contacts, email, file management, projects and CRM with CalDAV/CardDAV/IMAP support and extensible modules.

AGPL-3.0Actively maintained

Alternative to:

Microsoft Exchange Online+15

Web application to manage CSA/ACP/Solawi operations: members, deliveries, automated billing, online shop and multilingual communications.

Actively maintained

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Barn2Door+19

Web-based membership and contributions management for non-profit associations, handling members, payments, groups, exports and plugins.

GPL-3.0Actively maintained

Alternative to:

WildApricot+9