Customer Support & Ticketing
Help desk, ticketing systems, live chat, and customer support platforms
Subcategories
Replace Popular SaaS
19 Tools
Chatwoot
28KOmnichannel customer support consolidating live chat, email, WhatsApp, and social media into one shared inbox — with a built-in AI assistant.
GLPI
5.7KFor inventory management, GLPI is a self-hosted solution that provides asset and IT management software package.
Zammad
5.5KZammad is a Ruby-based application that provides helpdesk software.
FreeScout
4.2KFreeScout gives you email-based customer support application, help desk and shared mailbox on your own infrastructure.
osTicket
3.7KOsTicket handles support ticket system as a self-hosted solution.
Peppermint
3.1KPeppermint is a TypeScript-based application that provides ticket management and help desk.
Frappe Helpdesk
3KFrappe Helpdesk is a self-hosted customer support & ticketing replacement for FreshDesk, Front, and more.
Libredesk
2.4KFor help desk & ticketing, Libredesk is a self-hosted solution that provides modern customer support desk. Single binary app.
MantisBT
1.8KMantisBT is a self-hosted customer support & ticketing tool that provides bug tracker, fits for software development.
Request Tracker
1.1KFor customer support & ticketing, Request Tracker is a self-hosted solution that provides enterprise-grade issue tracking system.
Flow
928Flow is a self-hosted customer support & ticketing tool that provides modern browser combining minimalist design.
ITFlow
913ITFlow lets you run client IT documentation, ticketing, invoicing and accounting for MSPs entirely on your own server.
Bugzilla
812Self-hosted customer support & ticketing tool that provides general-purpose bugtracker and testing tool originally developed and used by the Mozilla project.
OTOBO
319OTOBO lets you run flexible web-based ticketing system used for customer service, help desk, IT service management entirely on your own server.
HelpRealm
45HelpRealm lets you run lightweight support ticket system entirely on your own server.
Roundup
40For help desk & ticketing, Roundup is a self-hosted solution that provides simple-to-use issue tracking system.
GlitchTip
Self-hosted customer support & ticketing tool that provides error tracking app to collect errors reported by your app.
Roundup Issue Tracker
Roundup Issue Tracker is a self-hosted customer support & ticketing tool that provides simple-to-use and -install issue tracking system.
Telebugs
Telebugs handles lightweight, privacy-friendly error tracking as a self-hosted solution.
Why Self-Host Your Help Desk?
Customer support platforms like Zendesk, Intercom, and Freshdesk hold your entire support history — customer conversations, ticket metadata, response times, and agent performance data. This information is commercially sensitive: it reveals product weaknesses, customer satisfaction patterns, and competitive intelligence about your user base. Per-agent pricing on commercial help desks also scales steeply as support teams grow, making self-hosted alternatives increasingly attractive for mid-size organizations.
Open source help desk platforms have matured significantly in recent years. Chatwoot is the most actively developed option, providing shared inbox, live chat, and multi-channel support (email, social, WhatsApp) with a modern interface that teams adopt quickly. Zammad offers enterprise-grade ticketing with robust automation, SLA management, and a powerful search engine across all ticket history. FreeScout is a lightweight Zendesk alternative built for simplicity — easy to deploy and use without extensive training.
For established open source ticketing, osTicket has a long production track record and handles classic email-based support workflows well. Frappe Helpdesk integrates support with ERPNext’s broader business suite for teams already in that ecosystem. For tracking bugs and technical issues specifically, Mantis Bug Tracker and Bugzilla provide purpose-built issue management that integrates naturally with development workflows. Live chat tools like Live Helper Chat round out the category, providing real-time customer communication widgets you can embed in your site without routing conversations through a commercial platform. Self-hosting your support stack means customer conversation data stays entirely within your organization.