adding titra.io to the project management category

README.md

@@ -1276,6 +1276,7 @@ _See also [Ticketing](#ticketing), [Task management/To-do lists](#task-managemen
 - [RhodeCode](https://rhodecode.com/) - RhodeCode is an open source platform for software development teams. It unifies and simplifies repository management for Git, Subversion, and Mercurial. ([Demo](https://try.rhodecode.com/), [Source Code](https://code.rhodecode.com/)) `AGPL-3.0` `Python`
 - [SCM Manager](https://www.scm-manager.org/) - The easiest way to share and manage your Git, Mercurial and Subversion repositories over http. ([Source Code](https://bitbucket.org/sdorra/scm-manager/src)) `BSD-3-Clause` `Java`
 - [Taiga](https://taiga.io/) - Agile Project Management Tool based on the Kanban and Scrum methods. ([Source Code](https://github.com/taigaio)) `AGPL-3.0` `Python`
+- [titra](https://titra.io) - titra is an open source project time-tracking solution for freelancers and small teams. ([Demo](https://app.titra.io/try), [Source Code](https://github.com/kromitgmbh/titra)) `GPL-3.0` `JavaScript`
 - [Trac](http://trac.edgewall.org/) - Trac is an enhanced wiki and issue tracking system for software development projects. `BSD-3-Clause` `Python`
 - [Tuleap](https://www.tuleap.org/) - Tuleap is a libre suite to plan, track, code and collaborate on software projects. ([Source Code](https://tuleap.net/plugins/git/tuleap/tuleap/stable?p=tuleap%2Fstable.git&a=tree)) `GPL-2.0` `PHP`
 - [UVDesk](https://www.uvdesk.com/) - UVDesk community is a service oriented, event driven extensible opensource helpdesk system that can be used by your organization to provide efficient support to your clients effortlessly whichever way you imagine. ([Demo](https://demo.uvdesk.com/), [Source Code](https://github.com/uvdesk/community-skeleton)) `MIT` `PHP`