Advanced Custom Mechanical Gaming Keyboard Builds: Integrating LEDs and Macros

March 29, 2024

Do you know that you can do magic with a mechanical keyboard? That magic is called customization. The best thing is with a mechanical keyboard's programmability and modularity, customization is right at your fingertips. 

In this article, we'll talk about installing and customizing LEDs, those flashy lights that can turn your keyboard into a disco party on your desk. We'll also discuss macros, the secret potion that can turbocharge your productivity or gaming setup.

Whether you're a seasoned keyboard modder or just dipping your toes into the world of customization, explore the exciting possibilities of integrating LEDs and macros into your keyboard. 

Enriching Gaming and Typing Experience With Programmable Keys

One of the best things about mechanical keyboards is that many have programming capability. That means you can program the keys to suit your needs and preferences. Programming mechanical keyboard keys can enhance both gaming and typing experiences in several ways:

  1. Customization: Programming keys allows you to assign specific functions, macros, or shortcuts to individual keys. This customization enables you to tailor your keyboard to optimize efficiency and comfort during both gaming and typing.
  2. Shortcut keys: Assigning frequently used commands or shortcuts to programmable keys can streamline workflows and game flows. This is particularly useful for gamers who need quick access to certain actions or abilities during gameplay. This is also useful for typists who use specific commands or formatting options.
  3. Macro support: Programming macros on mechanical keyboard keys can automate complex combos with a single keystroke. In gaming, this can provide a significant advantage by executing intricate combinations or commands rapidly and accurately. For typing, macros can automate repetitive tasks or insert frequently used text snippets, which saves time and reduces errors.
  4. Gaming-specific functions: Many mechanical keyboards designed for gaming feature additional gaming-specific keys such as dedicated macro keys, customizable profiles, or multimedia controls. These features provide gamers with fast and easy access to important functions without interrupting gameplay.
  5. Improved ergonomics: By programming keys to perform specific functions or commands, users can lessen the strain on their hands and wrists by minimizing unnecessary movements or awkward finger stretches. 
  6. Personalization: Customizing key functions and layouts allows users to create a personalized experience that suits their unique preferences and playstyles. Whether it's remapping keys for better accessibility, adjusting key sensitivity, or creating custom lighting effects, programming mechanical keyboard keys enables users to express their individuality and improve their overall experience.

How to Program Macros on Your Custom Keyboard

a person typing on a mechanical keyboard

Are you ready to program your keys? It's not as difficult as it sounds. And no, you don't need to be a programmer. Programming macros on a custom keyboard typically involves using software provided by the keyboard manufacturer or third-party utilities. Here's a general guide on how to program macros on your custom keyboard. 

  1. Install Keyboard Software: If your custom keyboard comes with dedicated software for customization, install the software on your computer. This software is usually available for download from the manufacturer's website and provides an interface for programming macros and customizing other keyboard settings.
  2. Open Keyboard Software: Launch the keyboard software on your computer. This software should detect your keyboard and provide options for customization.
  3. Access Macro Programming: Navigate to the section of the software that allows you to program macros. This may be labeled as "Macro Editor," "Key Assignments," or something similar.
  4. Select Key: Choose the key on your keyboard that you want to assign the macro to. This can be any key including standard keys, function keys, or dedicated macro keys.
  5. Record or Create Macro: Depending on the software, you may have the option to record the macro in real-time or manually create it step by step. If recording, press the necessary keystrokes or actions you want to include in the macro. If creating manually, you'll typically input the specific key presses, delays, and other actions that comprise the macro.
  6. Edit Macro: After recording or creating the macro, you may edit it if your keyboard or software allows you to do so. This can include adjusting the timing between key presses, adding pauses, or deleting unnecessary actions.
  7. Assign Macro: Once the macro is finalized, assign it to the selected key by saving the configuration in the software. This will link the macro to the chosen key on your custom keyboard.
  8. Test Macro: Test the macro to ensure it functions as intended. Press the assigned key to activate the macro and verify that it executes the desired actions correctly.
  9. Save Configuration: Save the configuration settings within the keyboard software. This ensures that your customizations are retained even after disconnecting the keyboard or restarting your computer.
  10. Repeat for Additional Macros: If you have multiple keys you want to assign macros to, repeat the process for each key until all desired macros are programmed.

How To Install LEDs to Your Custom Keyboard

Many mechanical keyboards are designed with aesthetics in mind, and LEDs are the king. They provide life on your keyboard by backlighting the keys and switches, illuminating the outline of the keyboard, or both. In some keyboards models, you can program colors and lighting patterns

Installing LEDs to a custom keyboard can add customizable lighting effects and enhance the aesthetics of your setup. Here's a general guide on how to install LEDs to your custom keyboard:

  1. Select LED Type: Common options include through-hole LEDs and surface-mount LEDs. Through-hole LEDs are larger and easier to solder while surface-mount LEDs are smaller and can offer more compact designs.
  2. Determine LED Placement: Plan where you want to place the LEDs on your keyboard. Popular locations include beneath the key switches for per-key backlighting or around the edges of the keyboard for underglow effects.
  3. Prepare Keyboard PCB: If your custom keyboard has a PCB (printed circuit board), ensure it has the necessary features to support LEDs. This typically involves solder pads or holes and slots for connecting the LEDs and appropriate electrical traces to provide power.
  4. Solder LEDs to PCB: Carefully solder the LEDs to the designated locations on the keyboard PCB. Make sure the polarity (anode and cathode) of each LED aligns correctly with the PCB markings.
  5. Connect LED Power: Depending on your keyboard design, you may need to connect the LEDs to a power source. This can involve soldering wires from the LEDs to specific points on the PCB or connecting them to a separate LED controller or driver board.
  6. Test LEDs: After soldering the LEDs, test them to ensure they light up properly. You can do this by temporarily connecting power to the keyboard and verifying that each LED functions as expected.
  7. Secure LEDs and Wiring: Secure the LEDs and any wiring using adhesive or heat-shrink tubing to prevent them from moving or becoming damaged during use.
  8. Reassemble the Keyboard: Reassemble the keyboard housing, making sure not to disturb the newly installed LEDs. Ensure that all components fit together properly and that there are no obstructions to the LED light output.
  9. Final Testing: Before using your custom keyboard regularly, perform a final test to confirm that all LEDs are functioning correctly and that there are no issues with the installation.

Customizing LED Effects on Your Mechanical Keyboard

an image of a mechanical keyboard with LED

Take your LED-lit keyboard experience to the next level with some personalized lighting effects. It's easy, and it's all on your firmware or keyboard itself!

  1. Install Keyboard Software: Install the software provided by the keyboard manufacturer. This software is necessary for customizing LED effects and is usually downloadable from the manufacturer's website.
  2. Open Keyboard Software: Launch the keyboard software on your computer. 
  3. Access LED Customization: Navigate to the section of the software that allows you to customize LED effects. This may be labeled as "LED Settings," "Lighting Effects," or something similar.
  4. Choose LED Effects: Select the LED effects you want to customize from the available options. Common LED effects include static lighting (single color), breathing, color cycling, reactive lighting (lights up on key press), ripple effects, and more.
  5. Adjust Parameters: Depending on the selected LED effect, you can adjust parameters such as color, speed, brightness, and direction. Experiment with these settings to achieve the desired visual effect.
  6. Apply Changes: Once you've customized the LED effects to your liking, apply the changes within the software. 
  7. Preview LED Effects: Some keyboard software may offer a preview feature so you can see how the customized LED effects will look on your keyboard before applying them. 
  8. Save Configuration: Save the customized LED effects configuration within the keyboard software so your preferences are retained even after disconnecting the keyboard or restarting your computer.
  9. Sync with Profiles: If your mechanical keyboard supports multiple profiles, you can sync your customized LED effects with a desired profile. You can switch between different lighting configurations based on your preferences or usage scenarios.
  10. Test LED Effects: Test the customized LED effects on your mechanical keyboard to ensure they appear as intended. Verify that the colors, animations, and other parameters are functioning correctly.
  11. Explore Advanced Features: Depending on the capabilities of your keyboard software, you may have access to advanced features such as per-key lighting customization, custom lighting animations, or integration with other software or games. Explore these features to further personalize your LED effects.

Other Advanced Ways to Customize a Mechanical Keyboard

In addition to assigning macros and customizing LED effects, there are several advanced ways to customize a mechanical keyboard:

  1. Keycap customization: Replace the stock keycaps with custom keycap sets made from various materials (such as PBT, ABS, or POM) and featuring different profiles (such as sculpted or uniform). 
  2. Switch swapping: Swap out the switches on your mechanical keyboard for different types to change the typing feel and sound. Popular switch options include linear, tactile, and clicky switches. 
  3. Keyboard firmware modification: Customize the firmware of your keyboard to add or modify features, remap keys, create custom macros, or adjust advanced settings. Tools like QMK (Quantum Mechanical Keyboard Firmware) and TMK (The Making of Keyboards) provide powerful firmware customization capabilities for compatible keyboards.
  4. Case modification: Modify the case of your mechanical keyboard by painting, powder coating, hydro dipping, or applying vinyl wraps to change its appearance. You can also 3D print custom case parts or commission custom-made cases from artisans for a unique look.
  5. Stabilizer modification: Lubricate, clip, or band-aid mod the stabilizers on your keyboard to improve key stability and reduce noise and rattling. 
  6. Sound dampening: Reduce the noise by adding sound-dampening materials such as foam or silicone between the PCB and the case, or by installing dampening rings on the switches. 
  7. Software integration: Integrate your mechanical keyboard with software applications or platforms to unlock additional functionality such as real-time lighting effects synchronized with music or games, or keyboard-driven automation scripts for productivity tasks.


Programmability is a magic wand. And this is at your fingertips. That's the great thing about mechanical keyboards; they're modular and programmable so you can actually customize your gaming and typing experience!

Chris Greiner, a Mechanical Keyboard specialist, boasts a solid educational background with dual bachelor's degrees in Computer Science and Business Management from Lewis University. His additional certification in Mechanical Keyboard Design showcases his dedication to staying on the forefront of keyboard technology. Chris primarily writes for keyboard enthusiasts and has been featured on platforms like Jestik, solidifying his reputation as a thought leader in the mechanical keyboard community.
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