Apps similar to Omnimount include Paragon NTFS for Mac OS X. It's paid, but Mounty for NTFS is free. Other options are Tuxera NTFS for Mac. In total there are three apps like Omnimount for Mac.
Paragon NTFS for Mac OS X is a driver which gives you full read and write access to Windows partitions under Mac OS X. When working with media files or documents in Mac, you need access to the high performance of your system regardless if the files are located on the Mac’s HFS+...
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The fastest way to read and write Windows disks from Mac OS X, which doesn't support writing to NTFS volumes out-of-the box. It builds and extends upon the proven stability of the open source NTFS-3G to deliver a full featured, commercial grade NTFS driver for your Mac.
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No additional driver will be installed. It simply makes use of the built-in mechanisms already provided by Mac OSX Mavericks.
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