The B key moves from the hard-to-reach position at the bottom-middle to the new location on the top row. The position of G is also improves, and reverts to its Qwerty placement. This makes the D key much easier to type, using your index finger. This moves these keys one space to the left but maintains the conventional finger assignment.Ģ. The "Angle Mod" is applied to keys Z, X, C.
COLEMAN KEYBOARD LAYOUT MOD
This makes the mod easy to learn and also retains Colemak's excellent stats on same-finger bigrams. Note that none of the changes move keys to a new finger. Changed keys relative to standard Colemak. The mod consists of two parts, the left-hand "D" change, and the right-hand "H" change. The Colemak forum has threads containing some background information to the creation of this mod, and also a more detailed discussion of it.
No keys change fingers from standard Colemak, making it easy to adopt for existing Colemak users. Retains Colemak's many other strengths, such as its home key placement and low rate of same-finger bigrams. Utilizes the "Angle Mod" ( see below) to promote a more comfortable, symmetrical typing posture on standard keyboards. Reduces usage of the difficult-to-reach centre column by about half. Moves G to a slightly easier position also, reverting to its placement in Qwerty. Places the heavily used D and H keys in more comfortable and easier-to-reach positions. There are separate implementations optimized for ISO, ANSI and matrix keyboards. See this comparison of Mod-DH with other layouts. ❮ ❯Ĭolemak is a great layout, but that doesn't mean it's impossible to improve on! The idea behind Mod‑DH is that by making an adjustment to the placement of a small number of keys, it is possible to gain a significant improvement in ergonomics and comfort. The 10 most common English letters are assigned to the 10 easiest keys (highlighted in red). Keys are colored according to the finger that should be used. Colemak Mod-DH main keys for a matrix-like keyboard, known as Colemak-DH (formerly Colemak-DHm).