Zammad
Helpdesk ticketing across email, chat, phone and social channels.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
- GitHub stars
- 6.0k
- Deployment
- Docker
Open-source alternatives to ServiceNow
ServiceNow in the Customer service category. These are the open alternatives we recommend looking at.
osTicket
Established ticketing system that collects support requests from email and web forms.
GPL-2.0Strong copyleft
SaaS: YesClosed product: No
- GitHub stars
- 3.9k
- Deployment
- Server
- Login/SSO
- LDAP
Frappe Helpdesk
Ticketing with SLAs and a knowledge base, built on Frappe.
SaaS: Yes, with conditionsClosed product: No
- Deployment
- Docker
- Login/SSO
- OAuth/OIDC
Request Tracker
Established issue tracking system for support and internal case handling, written in Perl.
GPL-2.0Strong copyleft
SaaS: YesClosed product: No
- GitHub stars
- 1.2k
- Deployment
- Server
- Login/SSO
- LDAP
UVdesk
Ticketing system for customer support with email, workflows and a knowledge base.
OSL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
- GitHub stars
- 19.6k
- Deployment
- Server
Libredesk
Lightweight customer support desk in a single binary, for tickets from email and other channels.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
- GitHub stars
- 3k
- Deployment
- Server
- Login/SSO
- OIDC
Django Helpdesk
Django app for managing tickets in an internal help desk, with email intake and queues.
BSD-3-ClausePermissive
SaaS: YesClosed product: Yes
- GitHub stars
- 1.7k
- Deployment
- Library
This is guidance, not legal advice (inte juridisk rådgivning). Check with a lawyer before deciding.
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