DTAB is described as 'drum tablature editor which makes it easier to compose, edit, practice and play back drum music, rather than using programs more tailored to melodic instruments. Features include MIDI playback and file export, ' and is an app in the Audio & Music category. There are more than 10 alternatives to DTAB for a variety of platforms, including Mac, Windows, iPhone, iPad and Android. The best alternative is MuseScore, which is both free and Open Source. Other great apps like DTAB are Guitar Pro (Paid), Power Tab Editor (Free), Impro-Visor (Free, Open Source) and Band-in-a-Box (Paid).
Guitar Pro is first and foremost a program designed to edit tablatures for guitar, bass, and other fretted instruments from 4 to 8 strings. Its great ease of use and the success of its specific file format have made it a program used by guitarists worldwide.
Power Tab Editor is a free tablature authoring tool created by Brad Larsen for Windows. It is used to create guitar, bass and ukulele tablature scores, among many others. The current version uses the *.ptb file format.
Impro-Visor (short for “Improvisation Advisor”) is a music notation program designed to help jazz musicians compose and hear solos similar to ones that might be improvised. The objective is to improve understanding of solo construction and tune chord changes.
Band-in-a-Box is an intelligent automatic accompaniment program. You can hear and play along to many song ideas and go from "nothing" to "something" in a very short period of time with Band-in-a-Box as your "on demand" backup band.
alphaTab is a cross platform music notation and guitar tablature rendering library. You can use alphaTab within your own website or application to load music sheets from files like Guitar Pro or use the built in markup named alphaTex.
Noteflight is an amazing online notation editor. On the free version you get 10+ instruments to choose from, lots of musical symbols and more. On the payed version (Cresendo) you get lots more instruments, guitar tab and sharing options. Best way to wite music on the web.
TabToolkit for iPad, iPhone and iPod touch is an incredibly powerful music notation viewer with multi-track audio playback. The app includes an audio synthesis engine that enables you to listen to and control the audio for all instrument tracks individually.