this post was submitted on 02 Sep 2025
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ErgoMechKeyboards

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Ergonomic, split and other weird keyboards

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Posts must be of/about keyboards that have a clear delineation between the left and right halves of the keyboard, column stagger, or both. This includes one-handed (one half doesn't exist, what clearer delineation is that!?)

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¹ split meaning a separation of the halves, whether fixed in place or entirely separate, both are fine.
² ortholinear meaning keys layed out in a grid

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My current project is a "Writer Deck," a low-powered computer that boots directly to a text editor or word processor (RPi Zero booting to Wordgrinder, btw). Being the weirdo that I am, I also want to use this as an opportunity to try a split layout again, and see if I can get myself used to something other than the "Advanced Hunt and Peck" that I do now and that tops out at 60 or maaaaybe 70 wpm. The deasign I've come up with is a split monoblock based heavily on a Corne, but with a very modest split angle and the thumb cluster (1) shoved a bit farther under the hands and (2) built around 1.25u keys because they can be adapted to switch-stabilized 2.25u or 2.75u (see the green outlines). The whole thing fits in the Pok3r/GH60 footprint.

So, ergo-mech people, is this a completely silly layout? I have always felt that "literally never moving your hands" isn't necessarily as ergonomic for the average typist as has been promoted, and I do like a good nav cluster, but I also wonder if I've compromised too much to hit that footprint, especially with moving the thumb cluster away from the center. The intended use case will be much more prose (journaling and other creative writing) than code, so I'm less concerned about optimizing for programming. I've never had major RSI issues myself, just needing to switch from a mouse to a trackball for a little bit every year or two.

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[–] diykeyboards@lemmy.world 5 points 2 weeks ago (1 children)

I use a Corne daily. I don't mind the idea of the center nav cluster, but I've been using Vim arrows on a layer (could also do WASD of course) for about a year and there are very few instances where I'd miss dedicated keys.

For me, this split angle is too shallow. Beyond that, the split's ability to spread wide is a major boost to comfort that's missing here. That said, This would be a great compromise versus a typical 60% or TKL.

[–] wjrii@lemmy.world 2 points 2 weeks ago

Yeah, I guess theoretically I don't even need to do a keyboard for the project at all. I did one other split a year or two ago, and I got too cute with the layout and just ended up not using it at all. Monoblock splits of many designs are obviously a thing, but one this small might be too much of a compromise to make it worthwhile.

Thanks for your input, and it's definitely another point of view to consider. I've never made a "proper" two-MCU split (my first had hard-wired halves), but it might be an interesting design challenge to make one that could nest with the main unit. Most of my DIY boards are various 1800 permutations, so this is getting out of my comfort zone a bit.

[–] cerement@slrpnk.net 3 points 2 weeks ago (1 children)
  • fitting your layout into a standard 60% case is a pretty common test case (I’ve gone through a lot of iterations of my own 42-key layout including a phase of trying to fit it into one of my 60% cases) – Montsinger’s Rebound and dcpedit’s TeeShirt are classic examples
  • with any of the ergo-mech boards, there’s always a balance between minimizing finger reach versus minimizing chords – no-more-than-1-key-travel versus holding-down-4-keys-to-get-1-letter
  • if you’re focused on prose, your next step could be looking at one of the keywell designs (Dactyl, Charybdis, Glove80) – work really well if you live with your hands on the keyboard all day long
[–] wjrii@lemmy.world 3 points 2 weeks ago* (last edited 2 weeks ago) (1 children)

Thank you. This is really helpful context and the examples you gave were informative and had eluded some of my googling. Good to know I’m not completely out in left field, but I do think the Teeshirt for 60% cases has a better thumb cluster than my idea, despite my attachment to dedicated nav clusters.

There is a certain element of “because I can” to this entire project, so I am open to experimenting and straying from the conventional wisdom for my own preferences, but I’m glad I asked for input.

As an aside, is that MTNU Susu on your board? It looks great.

[–] cerement@slrpnk.net 2 points 2 weeks ago

yep, MTNU Susu at that point – I still really like the spherical tops, but currently I’m using a custom Yuzu Keycaps set so I can give myself lots of hints

[–] communist@lemmy.frozeninferno.xyz 2 points 2 weeks ago (1 children)

I use a charachorder, it's incredible and tiny

[–] wjrii@lemmy.world 3 points 2 weeks ago

And I hope that living amongst the humans with our primitive input devices hasn't been too taxing for you. jk 🤣

Really cool idea there. Not for me for this project, but the devices that move beyond simple pushbutton switches are always interesting.

[–] FlatFootFox@lemmy.world 2 points 2 weeks ago (1 children)

I like the look of it! I wouldn’t worry about the arrow cluster too much. If you want it, you want it. There’s some keyboards out there like the Afternoon Breeze or the RevXL that put it off to the right. It makes the board asymmetrical, but it would play a bit more into some of your existing muscle memory.

[–] wjrii@lemmy.world 1 points 2 weeks ago

Thanks! More good ideas to consider.