Free to list, always.No paid rankings. Every recommendation explains its trade-offs.
OpenSourceChoice
Submit a project
OpenSourceChoice

Open-source projects tagged “Contact Management”.

Inspect repositories, licenses, activity, and alternatives across the Contact Management ecosystem.

12 projects connectedTag matches come from repository topics and catalog metadata.
Decidim
AGPL-3.0-or-later

The participatory democracy framework. A generator and multiple gems made with Ruby on Rails

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsbudgetingProjects tagged with this topic in the verified catalog.1 projectWebDocumented runtime or deployment platform for this open-source project.11 projects
EUOtherFederated from Other in the EU Open Source Solutions Catalogue. Software type: Library.Stable · Budgeting · CollaborationStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
1.8K95/100Vitality 95/100Very active. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
GroupOffice
AGPL-3.0-or-later

GroupOffice is an open-source groupware and CRM platform for enterprises and the public sector.

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectscollaborationProjects tagged with this topic in the verified catalog.6 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
EUOtherFederated from Other in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Collaboration · Email ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
27296/100Vitality 96/100Very active. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
Open Zaak
NetherlandsEUPL-1.2

API's for Zaakgericht werken

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsbusiness-process-managementProjects tagged with this topic in the verified catalog.1 projectWebDocumented runtime or deployment platform for this open-source project.11 projects
NLNL - Developer OverheidFederated from NL - Developer Overheid (Netherlands) in the EU Open Source Solutions Catalogue. Software type: Standalone/Backend.Stable · Business Process Management · CollaborationStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
5094/100Vitality 94/100Very active. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
openDesk
GermanyApache-2.0

The adaptable office and collaboration suite for the public administration.

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsemail-managementProjects tagged with this topic in the verified catalog.6 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Email Management · Contact ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
4794/100Vitality 94/100Very active. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
rer.chatbot.client
ItalyGPL-2.0-only

Chatbot designed for the web services of the Emilia-Romagna Region

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsapplication-developmentProjects tagged with this topic in the verified catalog.1 projectWebDocumented runtime or deployment platform for this open-source project.11 projects
ITIT - Developers ItaliaFederated from IT - Developers Italia (Italy) in the EU Open Source Solutions Catalogue. Software type: Addon.Stable · Application Development · CommunicationsStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
269/100Vitality 69/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
Servizio per la gestione di eventi e relative anagrafiche utenti
ItalyLGPL-3.0-only

framework di "Gestione Eventi e le relative anagrafiche"

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectscollaborationProjects tagged with this topic in the verified catalog.6 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
ITIT - Developers ItaliaFederated from IT - Developers Italia (Italy) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Collaboration · Content ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
160/100Vitality 60/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
Mila
GermanyAGPL-3.0-only

Simple, accessible and free membership management for small and mid-sized clubs.

Business SoftwareOpen-source projects grouped in this category for discovery and comparison.2 projects#webProjects tagged with this topic in the verified catalog.11 projectscontact-managementProjects tagged with this topic in the verified catalog.12 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Beta · Contact Management · CrmBetaBetaMarked Beta: usable, but still changing. Validate before production adoption.EU OSS Catalogue maturity
171/100Vitality 71/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
openDesk
GermanyApache-2.0

The adaptable office and collaboration suite for the public administration.

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsemail-managementProjects tagged with this topic in the verified catalog.6 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Email Management · Contact ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
093/100Vitality 93/100Very active. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
NRW.Desk
GermanyBSD-3-Clause

NRW.Desk is an integrative and modular collaboration platform built around communication and video conferencing

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectscollaborationProjects tagged with this topic in the verified catalog.6 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Beta · Collaboration · OfficeBetaBetaMarked Beta: usable, but still changing. Validate before production adoption.EU OSS Catalogue maturity
046/100Vitality 46/100Moderate activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
Preference Center
ItalyGPL-3.0-only

Service enabling users to be proactively informed of the needs expressed

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsweb-collaborationProjects tagged with this topic in the verified catalog.1 projectWebDocumented runtime or deployment platform for this open-source project.11 projects
ITIT - Developers ItaliaFederated from IT - Developers Italia (Italy) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Web Collaboration · Email ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
069/100Vitality 69/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
Airauth
ItalyEUPL-1.2

Product for the management of users who can access SRRQA product suite.

Business SoftwareOpen-source projects grouped in this category for discovery and comparison.2 projects#linuxProjects tagged with this topic in the verified catalog.1 projectaccountingProjects tagged with this topic in the verified catalog.1 projectLinuxDocumented runtime or deployment platform for this open-source project.1 project
ITIT - Developers ItaliaFederated from IT - Developers Italia (Italy) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Accounting · Contact ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
065/100Vitality 65/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
openDesk
GermanyApache-2.0

The adaptable office and collaboration suite for the public administration.

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.10 projects#webProjects tagged with this topic in the verified catalog.11 projectsemail-managementProjects tagged with this topic in the verified catalog.6 projectsWebDocumented runtime or deployment platform for this open-source project.11 projects
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Web.Stable · Email Management · Contact ManagementStableStableMarked Stable in the EU OSS Catalogue: considered ready for production use by the publishing public administration.EU OSS Catalogue maturity
093/100Vitality 93/100Very active. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Open sourceIndependent project
Showing 12 of 12