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Simplify rental property management with an all-in-one software for landlords.

Enterprise-grade open-source ticketing for reliable, scale-agnostic customer support.

osTicket is a globally recognized, open-source support ticket system designed to streamline customer inquiries and improve support efficiency. Architected primarily in PHP with a MySQL/MariaDB backend, it serves as a robust alternative to high-cost SaaS solutions like Zendesk or Freshdesk. By 2026, osTicket continues to dominate the self-hosted market due to its 'SupportSystem' cloud offering and its extensible core that allows for deep customization of ticket workflows. The platform's technical architecture excels in environment-specific deployments where data sovereignty and local compliance (GDPR/HIPAA) are paramount. It utilizes a sophisticated Ticket Filter engine that allows for automated routing, and a Custom Forms module that enables precise data collection. With the rollout of its modern v2.0 framework, it offers a responsive interface and enhanced API capabilities, bridging the gap between legacy stability and contemporary UX requirements. It remains a staple for IT departments, educational institutions, and government agencies requiring a transparent, audit-ready communication trail without per-seat licensing constraints.
osTicket is a globally recognized, open-source support ticket system designed to streamline customer inquiries and improve support efficiency.
Explore all tools that specialize in ticket routing. This domain focus ensures osTicket delivers optimized results for this specific requirement.
Allows administrators to define different data sets for different Help Topics, ensuring the right information is captured at the point of entry.
Locking mechanism that prevents multiple agents from responding to or editing the same ticket simultaneously.
A rules-based engine that utilizes regex and logical operators to automate actions (e.g., routing, priority, auto-response) based on ticket properties.
Segmented access controls that allow distinct departments (e.g., IT, HR, Billing) to operate within the same instance with strict data isolation.
Customizable Service Level Agreement plans that track overdue tickets and trigger alerts to supervisors.
A rich-text internal log that allows agents to collaborate on tickets without the customer seeing the internal discourse.
Ability to create sub-tasks within a ticket to track internal workflows that must be completed before a ticket is resolved.
Provision a LAMP or LEMP stack (PHP 8.1+, MySQL 5.5+).
Download the latest stable release from the official osTicket website.
Create a dedicated MySQL database and user for the installation.
Upload files to the web server directory and rename include/ost-sampleconfig.php to ost-config.php.
Navigate to the /setup directory in a browser to launch the web installer.
Configure administrative account credentials and primary system email.
Set up CRON jobs for automated email polling and ticket maintenance.
Define Departments, Teams, and Help Topics to structure ticket flow.
Configure OAuth2 for IMAP/SMTP to ensure secure connection with Gmail or Microsoft 365.
Import existing user data or integrate with LDAP/Active Directory for agent authentication.
All Set
Ready to go
Verified feedback from other users.
"Users praise the platform for its extreme reliability and lack of 'per-user' fees, though some note the legacy UI (v1.x) feels dated compared to SaaS competitors."
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