Instead of Group-Office
Group-Office alternatives
Group-Office brings collaboration, CRM, and project work into one open-source groupware product. Teams can co-edit documents, schedule meetings, chat or make video calls, track tasks and files, record time, and report or invoice project work. Its CRM includes shared address books, newsletters, and team support tickets, while finance supports online payments and e-invoicing. It syncs email, contacts, calendars, notes, and tasks with native apps across iOS, macOS, Android, and Windows. Customers can self-host or use the hosted service. The Community plan is free for unlimited users; Online starts at €12 per month and includes 5 GB per user.
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Odoo CRM
by Odoo CRMFree plan Open source AndroidAPIExtension+5Sales teams tracking pipeline opportunities and follow-ups — Odoo CRM centers on sales opportunities, forecasting, and lead capture from sources including email, VoIP, social media, and support tickets.
Free plan Visit site - 2
SuiteCRM
by SuiteCRMFree plan Open source APILinuxSelf-hosted+1Teams unifying sales, marketing, and service CRM — SuiteCRM focuses on a 360-degree business view across sales, marketing, and service, with visual pipeline, email sync, and marketing automation.
Free plan · paid from £50/mo · 30-day trial Visit site - 3
Frappe CRM
by Frappe CRMFree plan Open source AndroidAPIiPhone+3Sales teams managing leads and deal communications — Frappe CRM focuses on leads, deals, communications, views, reports, and follow-ups, with a visual pipeline and email sync.
Free plan · paid from $5/mo Visit site - 4
YetiForce
by YetiForceFree plan Open source APISelf-hostedWebCRM teams needing marketing automation — YetiForce highlights a visual sales pipeline, email sync, and marketing automation rather than Group-Office's broad groupware and project functions.
Free plan · paid from €80/mo Visit site - 5
WP ERP
Free plan Open source AndroidiPhoneSelf-hosted+1Small to medium businesses using WordPress — WP ERP combines HRM, CRM, accounting, project management, and frontend solutions for businesses working from the WordPress dashboard.
Free plan · paid from $468/yr Visit site - 6
Wukong CRM
Free plan Open source APISelf-hostedWeb+1Teams seeking an AI CRM across business functions — Wukong CRM presents an AI suite spanning sales, service, marketing, and commerce, including intelligent agents and real-time analytics.
Free plan · 14-day trial Visit site - 7
EspoCRM
by EspoCRMFree plan Open source AndroidAPIExtension+5CRM teams wanting pipeline and marketing automation — EspoCRM offers a visual sales pipeline, marketing automation, and AI features, but does not offer email sync.
Free plan · 30-day trial Visit site - 8
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Redmine
Free plan Open source APILinuxMac+3 - 10
Trac
Free plan Open source APILinuxMac+3 - 11
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Avaza
Free plan AndroidAPIExtension+4 - 15
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Basecamp
Free plan AndroidAPIiPhone+3 - 17
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ConstructionOnline
Free plan AndroidAPIiPhone+3 - 19
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BuildBook
Free plan AndroidiPhoneWeb - 21
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Feng Office
Free plan AndroidAPIiPhone+2 - 23
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Freedcamp
Free plan AndroidAPIiPhone+3 - 25
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GForge
Free plan APILinuxSelf-hosted+2 - 27
GoodDay
Free plan AndroidAPIiPhone+4 - 28
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Hive
Free plan AndroidAPIiPhone+3
That breadth may be more than a sales team needs, and the hosted storage limit or separate charges for tools and finance can affect the fit. The alternatives here emphasize CRM, with differences in lead capture, sales pipelines, marketing, AI, and broader business functions. Before switching, consider whether you need Group-Office's project and finance tools, document collaboration, or device synchronization, or would rather prioritize a focused CRM. Also compare deployment and platform needs: Group-Office supports self-hosting and a wide range of devices, while each alternative has its own platform mix and feature emphasis.
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