Beginner Guide to Mechanical Keyboard DIY Kits and Modding Essentials

Building a custom mechanical keyboard used to require a soldering iron, electrical know-how, and hours of complex assembly. Today, hot-swap barebones kits have revolutionized the hobby. These DIY kits come pre-assembled with printed circuit boards (PCBs), mounting plates, and sound-dampening structures, allowing beginners to simply pop in their preferred switches and keycaps without touching solder.

Whether you need a compact tenkeyless board for gaming or a full-sized powerhouse for data entry, choosing the right DIY kit and assembly tools makes all the difference. Below is an evidence-based overview of verified DIY keyboard kits and essential tuning accessories to help you start your custom keyboard journey.

Key Factors to Consider When Choosing a DIY Keyboard Kit

• Form Factor and Layout: Layout determines desk footprint and functionality. A tenkeyless (87-key) design eliminates the numpad to free up mouse space, while 104-key and 108-key layouts provide dedicated number pads and extra function keys.
• Mounting Style: Gasket-mounted keyboard structures use dampening materials between the plate and the housing. This reduces harsh vibrations, offering a softer keystroke and a deeper sound profile compared to traditional rigid tray mounts.
• Firmware Customization (VIA / QMK): Boards that support VIA or QMK allow you to remap keys, configure macros, and adjust lighting profiles directly through a web browser or lightweight desktop application without flashing complex firmware.
• Hot-Swap Sockets: Hot-swappable PCBs allow quick installation and removal of 3-pin or 5-pin mechanical switches using a basic switch puller.
• Tuning and Maintenance Tools: Switch openers, pullers, and specialized lubricants ensure you can modify individual switches and stabilizers to eliminate scratchiness and rattle.

Top Barebones Mechanical Keyboard DIY Kits

GMK87 Mechanical Keyboard Kit

The GMK87 Mechanical Keyboard KIT (approximate reference price: $50.54; rated 98% across 560 reviews) is tailored for users who prefer the balance of a tenkeyless form factor. It features a modern gasket structure designed to soften typing impact, paired with vibrant RGB backlighting and hot-swappable switch sockets. A standout addition on this barebones board is its integrated display screen, which provides quick visual indicators. With built-in support for VIA customization, users can easily modify keymaps and layers on the fly. It is an ideal starting base for gamers and typists who want a dedicated arrow cluster and function row without occupying too much desk space.

GMK104 Three-Mode Mechanical Keyboard Kit

For those who require a full numeric keypad along with flexible connectivity, the GMK104 Mechanical Keyboard Kit (approximate reference price: $62.42; rated 98% across 559 reviews) offers a versatile 104-key configuration. It incorporates a three-mode connection setup, giving users multiple ways to connect to their workstation or gaming rig. Like its smaller counterparts, the GMK104 features a gasket-mounted interior, hot-swap PCB, customizable RGB backlighting, an on-board display screen, and VIA firmware support. This makes it particularly suitable for office professionals and multi-device setups needing a complete layout with custom sound tuning.

GMK108 Gaming Mechanical Keyboard Kit

The GMK108 Gaming Mechanical Keyboard Kit (approximate reference price: $55.06; rated 98.1% across 491 reviews) maximizes layout utility with a standard 108-key design. This full-sized barebones unit includes gasket dampening, vivid RGB backlighting, and hot-swap switch sockets for straightforward assembly. Advanced users and enthusiasts will appreciate its broad firmware support, accommodating both VIA and QMK environments for detailed layer remapping and macro setup. It is best suited for power users who want a traditional full-layout workspace with the deeper acoustic benefits of a modern gasket structure.

Essential Toolkits for Switch Tuning and Assembly

Even with hot-swappable kits, having dedicated tools is essential to assemble your board, extract switches safely, and lubricate parts to reduce friction.

Keyboard Lubricating Grease Kit with Puller and Opener

The Keyboard Lubricating Grease Kit Puller Opener Keycaps package (approximate reference price: $8.34; rated 97.3% across 580 reviews) provides a complete maintenance suite for beginners looking to mod their switches. It includes lubricating grease to smooth out switch stems and stabilizer housings, alongside specialized switch openers and keycap/switch pullers. This kit is suited for hobbyists seeking a comprehensive, all-in-one tuning package to eliminate switch rattle and improve keystroke smoothness right out of the box.

Budget Keyboard Switch Puller and Lubrication Package

If you only need fundamental tools at an ultra-low barrier to entry, the Keyboard Keycaps Switch Puller Opener Switch Lubrication Package (approximate reference price: $2.12; rated 96% across 1,248 reviews) delivers essential hardware. It covers the core requirements for pulling keycaps, opening switch housings, and performing light switch maintenance. This compact accessory set suits absolute beginners on a tight budget who want the mandatory tools to insert, remove, and perform basic maintenance on hot-swap switches safely.

DIY Keyboard Kit Comparison

Product	Type	Key Attributes	Best For
GMK87 Kit	Barebones TKL Kit	Gasket mount, display screen, RGB, VIA support, hot-swap	Gamers & compact-desk typists
GMK104 Kit	Barebones Full-Size Kit	Three-mode wireless/wired, gasket mount, display screen, VIA support	Multi-device productivity setups
GMK108 Kit	Barebones Full-Size Kit	108-key layout, gasket mount, RGB, VIA/QMK support	Users wanting a classic full layout with open-source firmware
Keyboard Lubricating Grease Kit	Maintenance & Modding Set	Includes grease, switch opener, switch/keycap pullers	Complete switch and stabilizer modding
Basic Switch Puller & Lube Package	Entry-Level Tool Set	Essential puller, opener, and lubrication accessories	Low-cost basic hot-swap assembly

Recommendation Summary

If your priority is preserving desk space while retaining dedicated navigation and function keys, the GMK87 provides an optimal starting point with its gasket structure, screen, and VIA programming. If you cannot work without a dedicated number pad, the GMK104 offers three-mode versatility, while the GMK108 caters to users who prioritize full 108-key utility with both QMK and VIA customizability.

Regardless of which barebones kit you choose, pair your build with a proper switch maintenance set. The Keyboard Lubricating Grease Kit is the recommended choice for a comprehensive tuning setup, while the ultra-budget Puller Opener Lubrication Package provides the fundamental tools needed to insert and extract components without damaging PCB sockets.

Note: Listed prices are global reference values in USD and are subject to change over time based on retailer adjustments and promotions.