Cryptsetup was originally written in 2004 by Jana Saout
LUKS extensions are written in 2006 by Clemens Fruhwirth
Tomb is written and maintained since 2007 by Denis Roio J@dyne.org
Tomb includes code and advices by Anathema, Boyska, Hellekin O. Wolf, Daniel Rodriguez, Parazyd, Alexandre Pujol, AitorATuin, Narrat and Artur Malimonov.
The 'gtomb' GUI based on Zenity is written by Parazyd.
The Qt5 desktop tray GUI is written by Gianluca Montecchi.
Python Tomb wrappers are contributed by Reiven and Boyska.
The Docker Tomb wrapper is contributed by Greg Tczap
Artwork is contributed by Jordi aka Mon Mort and Logan VanCuren.
Gettext internationalization and Spanish translation is contributed by Daniel Rodriguez. French translation by Hellekin and Roy Lockhart, Russian translation by fsLeg, German translation by Jerry Polfer, Italian translation by Massimiliano Augello and Swedish translation by PLJ / Kosovoper.
Testing, reviews and documentation contributed by Dreamer, Vlax, Shining the Translucent, Mancausoft, Asbesto Molesto, Nignux, TheJH, The Grugq, Reiven, GDrooid, Alphazo, Brian May, fsLeg, Narrat, Jerry Polfer, Jim Turner, Maxime Arthaud, RobertMX, mhogomchungu Mandeep Bhutani, Emil Lundberg, Joel Montes de Oca, Armin Mesbah, Arusekk, Stephan Schindel, Asbjørn Apeland, Victor Calvert, bjonnh, SargoDevel, AitorATuin, Alexis Danizan, Sven Geuer, Greg Tczap, Aaron Janse, Mark Mykkanen, Alexis Danizan, Steve Litt, James R, Matthieu Crapet and... the Linux Action Show!
Tomb includes an implementation of the "Password-Based Key Derivation Function v2" based on GCrypt and written by Anthony Thyssen, with fixes contributed by AitorATuin.
Tomb developers can be contacted via GitHub issues on https://www.github.com/dyne/Tomb or over IRC https://irc.dyne.org channel #dyne (or directly over port 9999 with SSL)