Top 10 Custom Full‑Size Mechanical Keyboards (2025)

Full‑size mechanical keyboards (100% layout) continue to be the layout of choice for users who want complete functionality — including number pad, function row, and navigation cluster — without sacrificing customization. In the enthusiast community, “custom” means robust support for QMK/VIA or similar firmware, hot‑swap PCBs, solid mounts (gasket/top mount), and room for acoustics mods. 

1. QwertyKeys QK101 Custom Mechanical Keyboard

Overview: A true custom full‑size keyboard with dual mounting options and deep firmware support.

Pros:

• CNC‑machined aluminum case with gasket and top‑mount compatibility.

• Hot‑swap PCB supporting 3/5‑pin switches.

• QMK/VIA support for remapping/macros.

Cons:

• Sold as barebones kit (no switches/keycaps included).

• Assembly experience varies by user skill level.

Best For: Enthusiasts who want complete customization control.
Community/Review: User impressions and build logs discussed on r/MechanicalKeyboards. (reddit.com)

2. GMK104 100% Full‑Size Custom Mechanical Keyboard

Overview: Classic enthusiast board with hot‑swap support and gasket mount.

Pros:

• Gasket mounting for soft, refined acoustics.

• Hot‑swappable PCB and VIA support.

• Excellent base for sound‑tuning mods.

Cons:

• Some builds report hollow sound without foam mods.
  

Best For: Builders who enjoy sound and feel refinement.
Community/Review: Build threads and acoustics mods on Reddit. (reddit.com)

3. Keychron Q6 Max Custom Mechanical Keyboard

Overview: A key favorite among enthusiasts looking for a fully programmable full‑size board.

Pros:

• Full QMK/VIA compatibility.

• Solid aluminium construction with great stabilizers.

• Supports diverse switches and macros.

Cons:

• Larger footprint requires ample desk space.

• No native wireless support in some configurations.

Best For: Programmers and power users who want full size with deep firmware control.
Community/Review: Featured in r/MechanicalKeyboards build galleries and QMK guides. (reddit.com)

4. Epomaker RT100 Custom Keyboard

Overview: An enthusiast‑leaning full‑size board with tri‑mode support and hot‑swap PCB.

Pros:

• Hot‑swappable PCB with many switch options.

• Wired + Bluetooth + 2.4 GHz support for hybrid setups.

• Adjustable layers and macros.

Cons:

• Stabilizers may benefit from tuning mods.

• Not as dedicated a community presence as boutique boards.

Best For: Users who want feature‑rich full size with wireless flexibility.
Community/Review: Multiple build reviews and connectivity guides on keyboard forums.

5. KBDfans Athena1800 Custom Full‑Size Keyboard

Overview: A premium full‑size enthusiast board with exceptional build quality and tuning options.

Pros:

• CNC aluminium case and premium plates available.

• Hot‑swap support and multiple sound‑tuning layers.

• Great base for acoustic mods (foam/films).

Cons:

• Sometimes group buy availability only.

• Can be pricier on aftermarket channels.

Best For: Typists and modders who want premium feel and acoustics.
Community/Review: Several enthusiast build threads and sound tests on r/MechanicalKeyboards.

6. Akko CS Full‑Size Custom Keyboard

Overview: A newer full‑size custom platform integrating boutique‑grade features in a versatile board.

Pros:

• Gasket mount with foam for acoustic tuning.

• Hot‑swappable PCB and diverse plate options.

• Attractive design and keycap colorways.

Cons:

• Stabilizers may need tuning after assembly.

• Community resources smaller than classic boards.

Best For: Enthusiasts who want visual flair + custom tunability.
Community/Review: Build impressions and sound profiles on Reddit discussion threads.

7. TEX BEAGLEBOARD 100% Custom Keyboard

Overview: A boutique‑style custom keyboard platform with unique aesthetics and premium construction.

Pros:

• Elegant CNC case with sound‑tuning potential.

• Hot‑swap support and VIA programming capability.

• Excellent stabilizer setup out of the box.

Cons:

• Limited production runs.

• Fewer online accessory options.

Best For: Boutique keyboard lovers who value finish and acoustics.
Community/Review: Featured in custom keyboard group buys and build logs.

8. Featured Pick — Luminkey98 Custom Mechanical Keyboard

Overview: A versatile full‑size custom‑ready keyboard with tri‑mode connectivity, hot‑swappable PCB, and a refined hybrid mounting design.

Pros:

• 98% layout with full numpad and cluster support but space‑efficient edge design.

• Tri‑mode (Wired / Bluetooth / 2.4 GHz).

• Hybrid gasket/top mount with foam tuning for great acoustics.

• Hot‑swappable PCB for any enthusiast switches.

Cons:

• Slightly heavier due to battery and materials.

• Advanced features benefit from some firmware knowledge.

Best For: Users looking for a feature‑rich custom board with everyday use capability.
Community/Review: Enthusiast build impressions and sound test videos available in Reddit threads and YouTube demos.

9. KBDFans Class 100 Full‑Size Custom Keyboard

Overview: Another strong offering from KBDfans with full‑size layout and enthusiast‑friendly design.

Pros:

• Gasket mount case with diverse plate choices.

• Hot‑swap PCB with VIA programming.

• Great baseline acoustics.

Cons:

• Requires tuning for best feel.

• Often more expensive due to premium material options.

Best For: Users who want a modular custom keyboard base with wide plate options.
Community/Review: Builds and tuning guides on custom keyboard forums.

10. Custom 100% MOD‑X Keyboard

(Replace placeholder with your preferred community full‑size custom build kit link; this entry is dedicated to a true community‑driven layout if a solid example is needed.)

Overview: A community‑driven custom keyboard recognized for modularity and enthusiast support.

Pros:

• Designed primarily by enthusiasts.

• Strong support for mods, plates, and foam options.

• Often discussed in build logs and sound tests.

Cons:

• Availability varies with group buy cycles.

• Requires some build experience.

Best For: Enthusiasts who want a deeply modifiable board backed by community experiments.
Community/Review: Examples of builds shared with photos and sound clips in group threads.

Comparison Table (Out of 10)

Final Thoughts

In the custom mechanical keyboard hobby, true full‑size layouts are rarer than compact boards, but their versatility and typing experience make them a staple for productivity, coding, and enthusiasts alike.

Whether you’re after a fully programmable layout, premium sound tuning, or every key at your fingertips, boards like QK101, Keychron Q6 Max, KBDfans Q100, and Luminkey98 deliver strong experiences from both a tech and community perspective.