Vera.vim--Kher is a project mainly written in Vim Script, it's free.
Syntax for OpenVera language
This is a mirror of http://www.vim.org/scripts/script.php?script_id=2265
Vera is a Hardware Verification Language sold by Synopsys. This syntax also contains RVM keywords and has been updated for vera 6.3.0 and RVM 8.6 The latest version of this package can always be found at http://kher.org/blog/technical_stuff/vim_syntax_for_vera.html cheers!