Regpack is an online payment software that allows businesses to collect and manage client data and payments from a secure back end dashboard. Email communication, integrated payments, recurring billing, reporting, and analytics are built-in. Regpack makes it easy to manage and charge clients securely with your team and embeds on your website for a seamless process.
YouTrack - Free, online, easy-to-use, fully customizable issue tracking and agile project management tool your development team will love, by JetBrains. Our cloud or your server.
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
Jira - The #1 software development tool used by agile teams. Jira Software is built for every member of your software team to plan, track, and release great software.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Submittable - Submittable is an easy-to-use online submission manager.