Keyboards are one of the most familiar tools for interacting with technology, serving as a primary method for inputting text and commands. They have become essential in everyday life, used in everything from communication and work to entertainment and creative expression. Their layout and design are so widely recognized that many people use them without ever thinking about how they came to be.
The origins of keyboards trace back to early mechanical writing devices, where keys were physically linked to levers that produced characters on paper. As technology advanced, these mechanisms were adapted for electronic systems, allowing users to send input directly to computers. Over time, improvements in engineering and ergonomics made them faster, more reliable, and more comfortable to use.
As computers became more widespread, keyboards evolved alongside them. Changes in materials, connectivity, and design helped improve durability and responsiveness. Developers also refined key layouts and functions to support a growing range of tasks, from simple typing to complex shortcuts that enhance productivity and efficiency.
Beyond their technical role, keyboards play a significant part in how people interact with digital environments. They influence typing habits, speed, and accuracy, and they can even shape how users think and communicate. For many, learning to use a keyboard effectively is a foundational skill that opens the door to education, work opportunities, and digital creativity.
Today, keyboards remain a cornerstone of modern computing, even as new input methods continue to emerge. They are widely used across different devices and industries, and their design continues to adapt to user needs.
Types of Computer Keyboards
Membrane Keyboard
The most common keyboard type found in offices and homes worldwide, membrane keyboards use a pressure-sensitive membrane layer beneath the keys rather than individual mechanical switches. When a key is pressed, it pushes down on the membrane to complete an electrical circuit. They’re quiet, affordable, and spill-resistant to a degree, making them practical for everyday typing tasks.
Mechanical Keyboard
Mechanical keyboards use individual physical switches beneath each key, giving each keystroke a distinct tactile or auditory response. They’re highly favored by programmers, writers, and gamers for their durability (rated for tens of millions of keypresses), precise actuation, and the satisfying feel they provide. Switch types like Cherry MX Red, Blue, or Brown offer different feedback profiles for different preferences.
Chiclet Keyboard
Named after the flat, rectangular Chiclet chewing gum, chiclet keyboards (also called island-style keyboards) feature low-profile, flat keys with rounded edges separated by gaps. They’re standard on most laptops and slim desktop peripherals. The design makes them easy to clean and gives them a modern aesthetic, though some typists find them less comfortable for extended typing compared to full-travel keyboards.
Ergonomic Keyboard
Designed to reduce strain and prevent repetitive stress injuries like carpal tunnel syndrome, ergonomic keyboards often feature a split or curved layout that aligns more naturally with the position of the human wrists and hands. They’re popular among professionals who type for long hours — writers, coders, and data entry workers — as they promote a more neutral wrist position.
Split Keyboard
A variant of the ergonomic keyboard, the split keyboard is physically divided into two halves that can be positioned independently. This allows users to set each hand at the most comfortable angle and distance apart. They’re used by touch typists and ergonomics enthusiasts who want maximum customization of their typing posture to prevent long-term injury.
Ortholinear Keyboard
Unlike traditional staggered-key layouts, ortholinear keyboards arrange keys in a perfect grid — each column is perfectly straight. This layout is theoretically more efficient because fingers travel in straight lines rather than diagonal ones. They’re popular in the mechanical keyboard hobbyist community and among programmers who want to learn more efficient typing habits.
Gaming Keyboard
Gaming keyboards are mechanical or membrane keyboards optimized for gaming performance. They typically feature RGB backlighting, anti-ghosting (the ability to register multiple simultaneous keypresses), macro keys, dedicated media controls, and fast actuation switches. Some include wrist rests or USB pass-through ports, making them a hub for the gaming setup.
Wireless Keyboard
Wireless keyboards connect to a computer via Bluetooth or a USB RF receiver, eliminating cable clutter. They’re ideal for living room setups, presentations, and clean desk aesthetics. Available in both membrane and mechanical variants, wireless keyboards have improved greatly in latency reduction, making them viable even for gaming in some cases.
Virtual/Projection Keyboard
These futuristic keyboards project a keyboard layout onto a flat surface using laser or infrared light, detecting finger taps via sensors. They’re highly portable — essentially pocket-sized — and useful for travelers or anyone needing a full-size typing experience with minimal physical equipment. Their accuracy can be affected by surface type and lighting conditions.
Flexible/Rollable Keyboard
Made from silicone or similar soft materials, flexible keyboards can be rolled up or folded for easy transport. They’re waterproof, dustproof, and inexpensive, making them great backup keyboards or travel companions. They’re also used in environments where hygiene matters, such as hospitals, since they can be easily wiped down or even washed.
Foldable Keyboard
Unlike rollable keyboards, foldable keyboards are rigid when open but fold along a hinge for compact storage. They often connect via Bluetooth and are designed to give tablet and smartphone users a full typing experience on the go. They’re popular with mobile professionals who write long documents from their phones or tablets.
Numeric Keypad (Numpad)
A standalone numeric keypad replicates the number pad section of a full-size keyboard. It’s used by accountants, data entry specialists, and anyone who regularly inputs large amounts of numerical data. Many compact or tenkeyless keyboards omit the numpad, making a standalone one a practical addition to such setups.
Tenkeyless (TKL) Keyboard
A tenkeyless keyboard is a full keyboard minus the numeric keypad, making it more compact without sacrificing the main typing area or function keys. It’s popular with gamers who need more mouse space and with minimalist desk setups. The reduced size also makes it easier to transport.
60% Keyboard
A 60% keyboard removes the numpad, function row, and navigation cluster, keeping only the alphanumeric keys and modifiers. This extreme compactness is loved by keyboard enthusiasts and gamers who want maximum desk space and portability. Functions like F-keys and arrow keys are accessed through layered key combinations using the Fn key.
65% Keyboard
Sitting between the 60% and TKL, the 65% keyboard adds back the arrow keys and a few navigation keys (Delete, Page Up, Page Down) while staying compact. It’s considered by many enthusiasts to be the sweet spot between minimalism and functionality, providing essential navigation keys without the full bulk of a standard layout.
75% Keyboard
The 75% keyboard includes everything a TKL has but in a more compressed, space-efficient layout — the function row is present but the keys are packed closer together with little dead space. It’s popular for those who travel with their keyboard or use laptops and want a matching compact form factor without giving up function keys.
Full-Size (100%) Keyboard
The standard full-size keyboard includes all key groups: the alphanumeric block, function row, navigation cluster, and numpad. It’s the default for office and desktop use where space isn’t a constraint. It offers the most functionality out of the box without needing key combinations or layers, making it accessible and complete for all user types.
Chorded Keyboard
A chorded keyboard has very few keys — sometimes as few as five — but works by pressing multiple keys simultaneously (a “chord”) to produce characters, similar to how a piano chord works. They’re used in stenography, by people with disabilities who can only use one hand, and by court reporters. They allow very high typing speeds once mastered.
Stenotype Machine
The stenotype is a specialized chorded keyboard used by court reporters, closed caption writers, and legal transcriptionists. It uses a phonetic shorthand system where combinations of keys represent sounds rather than individual letters. Skilled stenographers can reach speeds of over 200 words per minute, far outpacing conventional typing.
Braille Keyboard
Designed for users who are blind or have severe visual impairments, Braille keyboards translate typed input into Braille output (tactile dots) on a refreshable Braille display, or convert Braille input into standard text for computers. They allow visually impaired users to independently interact with computers and digital content.
Industrial Keyboard
Built to withstand harsh environments — factories, warehouses, outdoor kiosks, and military installations — industrial keyboards are made from stainless steel, polycarbonate, or other ruggedized materials. They resist water, dust, chemicals, and extreme temperatures. Some variants are fully sealed and feature membrane keys for easy decontamination.
Backlit/LED Keyboard
Backlit keyboards illuminate the keys from underneath, making them easier to use in low-light or dark environments. Gaming keyboards often feature RGB backlighting with millions of color combinations and animated effects. More practical variants use simple white or single-color backlights, common on laptops for late-night work or travel use.
USB Keyboard
The most common wired connection type today, USB keyboards are plug-and-play on virtually all modern computers. They’re reliable, have no lag, and require no power source of their own. They’re the standard choice for desktops in offices, schools, and homes where a cable is not an inconvenience.
Bluetooth Keyboard
Bluetooth keyboards pair wirelessly with devices over short distances without needing a USB dongle. They’re commonly used with tablets, smartphones, smart TVs, and multi-device setups. Many support pairing with multiple devices simultaneously, allowing users to switch between a laptop, tablet, and phone with a button press.
Touchscreen Keyboard (On-Screen Keyboard)
A software-based keyboard displayed on a touchscreen, on-screen keyboards are the standard input method for smartphones and tablets. They can also appear on desktop operating systems as an accessibility tool. Swipe typing, auto-correct, predictive text, and voice input are features that distinguish modern on-screen keyboards from their early counterparts.
Macro Keyboard (Macro Pad)
A macro keyboard or macro pad is a small auxiliary keyboard with a limited number of programmable keys. Each key can be assigned to execute complex sequences of commands, launch applications, or trigger shortcuts. They’re popular with streamers (for controlling OBS or lighting), video editors, 3D artists, and anyone with repetitive workflows.
MIDI Keyboard Controller
While technically a musical instrument input device, MIDI keyboards function as computer keyboards for music production software (DAWs). They send MIDI signals to a computer to trigger virtual instruments, control parameters, and compose music. They range from compact 25-key units for on-the-go producers to full 88-key weighted controllers that simulate a piano.
Hybrid Keyboard (Keyboard-Trackpad Combo)
Hybrid keyboards integrate a built-in touchpad, trackball, or pointing stick directly into the keyboard body, eliminating the need for a separate mouse. They’re particularly useful for living room setups connected to a TV, for users with limited desk space, and for accessibility purposes. Some versions are designed for use as all-in-one remote controls for home theater PCs.