Open-Source launchersXStudio includes a large catalog of nearly 60 ready-to-use launchers. All the launchers are provided along with their binaries, source code, configuration file and build script within XStudio package.
For more details (sources, build script etc.) see the open-source launchers page.
If you have specific needs, just contact us and we'll see what we can do for you. If you experiment a problem with one of these launchers you can post a question on the dedicated forums.