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osTicket

The World's Most Popular Customer Support Software·osticket.com

Free plan · Open source See pricing ↓

osTicket is a widely-used open source support ticket system that integrates inquiries created via email, phone, web-based forms and API into a single, easy-to-use multi-user web interface. It lets support teams manage, organize and archive tickets, route them via configurable filters and help topics, track resolution with SLA plans, and offer customers a self-service portal and knowledge base. A separate cloud-hosted edition, SupportSystem, is also offered with a free trial.

What it's for

Routing customer inquiries from email, web forms and API to the right department or agentTracking ticket due dates and priority escalation with SLA plansProviding a self-service customer support portal and knowledge baseFiltering and automating ticket creation and assignmentCreating custom ticket fields, forms and lists per help topicManaging internal tasks linked to ticketsExporting ticket and dashboard data to CSVSending automated, personalized auto-response emails

Features 17

Advanced search with saved criteria and custom field inclusion
Configurable automatic reply emails with placeholder variables
Configurable help topics for routing inquiries to departments
Create a new ticket or task directly from a thread entry
CSV export of search results and dashboard data
Custom columns in ticket list views
Custom queues based on ticket criteria
Custom ticket fields, forms and lists
Customer knowledge base for self-service
Customer support portal
Dashboard reports on help desk statistics
Internal task management linked to tickets, with collaborators
Online ticket archive with client login via email and ticket number
SLA Plans with overdue alerts and priority escalation
Ticket filtering and routing rules with automated actions
Ticket locking to prevent duplicate agent responses
Ticket transfer, assignment and referral between agents/departments

At a glance

free tierfree trialopen sourceself-hostableAPI

TypeWeb app

DeploymentSelf-hosted

PlatformsWeb

CompanyEnhancesoft

Integrations

Amazon S3

Resources

Docs

Pricing

Self-hosted osTicket is free to download and open source. The cloud-hosted edition (SupportSystem) offers a 30-day free trial with no credit card required, but no subscription price is stated on these pages.

osTicket (Self-Hosted)Free

Free, open source support ticket system available for self-hosted download and install.

SupportSystem (Cloud-Hosted)Quote

Cloud-hosted edition offered via supportsystem.com; subscription pricing not shown on these pages.

30-day free trial, no credit card required