LabiDesk is a Helpcenter software with multiple support channels: Knowledge Base, Shared Email Inbox/ Ticketing System, HelpWidget, Chat. It helps manage incoming requests, onboarding, and communication with the customers.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Instagantt - Instagantt is a powerful and intuitive Gantt chart tool to enable teams to plan, manage and visualize their projects easily. Manage your schedules, tasks, timelines, and workload like a Pro. Try it for free.
HelpScout - Help Scout is a simple, straightforward way to provide excellent support
Manifold - Manifold GIS is a combination of mapping, CAD, DBMS and image processing.
HelpDesk - The easiest help desk system for a team like yours.