All in One PSA for MSPs, which Unifies client, contact, vendor, etc.
Harvy is an enterprise-class, telco friendly trouble ticketing system
Open-source event management and ticket selling platform
Build and make a full ticketing support system
Open source help desk ticketing system
IP Address Management - CMDB - Ticketing - DNS and Zone Management
The Free & Popular HESK Web Based Software in Complete Virtual Machine
Portable GitHub system into your own server
Easy to use ticket system for internal workflow
Hash Checker
COSST is a completely free open source support ticketing system.
A Helpdesk Ticketing and Asset Management System
Web Application used to manage clients, create invoices, timesheets
A simple captive portal
Ticketing System
KCGS Event Management and Accounting System
universal ticketing system
OTRS open source extension
pythonic kerberosish ticket system: easy to use, easy to subclass