| haskellPackages.keycode | Maps web browser keycodes to their corresponding keyboard keys |
| haskellPackages.osdkeys | Show keys pressed with an on-screen display (Linux only) |
| texlivePackages.kvsetkeys | Key value parser with default handler support |
| emacsPackages.custom-keymap | |
| keyfinder-cli | Musical key detection for digital audio (command-line tool) |
| perl5Packages.MockMonkeyPatch | Monkey patching with test mocking in mind |
| xf86-input-keyboard | Keyboard input driver for non-Linux platforms for the Xorg X server |
| haskellPackages.crypto-keys-ssh | Like crypto-pubkey-openssh but not dependent on any specific crypto library |
| rPackages.ThreeWiseMonkeys | |
| haskellPackages.haskey-btree | B+-tree implementation in Haskell |
| haskellPackages.keyed-vals-redis | Access Redis using a keyed-vals Handle |
| haskellPackages.yi-keymap-emacs | Emacs keymap for Yi editor |
| kdePackages.qtkeychain | Platform-independent Qt API for storing passwords securely |
| qt6Packages.qtkeychain | Platform-independent Qt API for storing passwords securely |
| mldonkey | Client for many p2p networks, with multiple frontends |
| paperkey | Store OpenPGP or GnuPG on paper |
| haskellPackages.bitcoin-keys | Bitcoin keys |
| python312Packages.keyring | Store and access your passwords safely |
| xorg.xcbutilkeysyms | |
| haskellPackages.special-keys | Simple data types that help me here and there |
| keychain | Manage SSH and GPG keys in a convenient and secure manner |
| keystone | Lightweight multi-platform, multi-architecture assembler framework |
| haskellPackages.keyword-args | Extract data from a keyword-args config file format |
| rPackages.keyplayer | |
| rPackages.oskeyring | |
| rPackages.keyholder | |
| emacsPackages.keystore-mode | |
| rubyPackages.ruby-keychain | |
| emacsPackages.leaf-keywords | |
| emacsPackages.auth-source-keytar | |
| emacsPackages."term+key-intercept" | |
| keybinder3 | Library for registering global key bindings |
| texlivePackages.xkeymask | An extension of xkeyval with a mask |
| keylight-cli | CLI tool to control Elgato Key Light devices |
| emacsPackages.keyword-search | |
| texlivePackages.dichokey | Construct dichotomous identification keys |
| texlivePackages.identkey | Typesetting bracketed dichotomous identification keys |
| haskellPackages.keystore | Managing stores of secret things |
| texlivePackages.keycommand | Simple creation of commands with key-value arguments |
| texlivePackages.menukeys | Format menu sequences, paths and keystrokes from lists |
| xchainkeys | Standalone X11 program to create chained key bindings |
| haskellPackages.keycloak-hs | |
| xorg.xf86inputkeyboard | |
| haskellPackages.gnome-keyring | Bindings for libgnome-keyring |
| vimPlugins.nvim-whichkey-setup-lua | |
| emacsPackages.mode-line-keyboard | |
| emacsPackages.quick-shell-keybind | |
| vimPlugins.tinykeymap | |
| emacsPackages.standard-keys-mode | |
| perl538Packages.MockMonkeyPatch | Monkey patching with test mocking in mind |
| perl540Packages.MockMonkeyPatch | Monkey patching with test mocking in mind |
| haskellPackages.keyed-vals-hspec-tests | Validate a keyed-vals Handle |
| plasma5Packages.qtkeychain | Platform-independent Qt API for storing passwords securely |
| age-plugin-yubikey | YubiKey plugin for age |
| rubyPackages.keystone-engine | |
| rubyPackages.cocoapods-keys | |
| emacsPackages.helm-bibtexkey | |
| emacsPackages.gnu-elpa-keyring-update | |
| rPackages.tukeytrend | |
| haskellPackages.data-map-multikey | Data.Map with multiple, unique keys |
| texlivePackages.keyreader | A robust interface to xkeyval |
| texlivePackages.keystroke | Graphical representation of keys on keyboard |
| texlivePackages.edichokey | Typeset dichotomous identification keys |
| emacsPackages.org-multiple-keymap | |
| haskellPackages.crypto-pubkey-types | Generic cryptography Public keys algorithm types |
| haskellPackages.gi-keybinder | Libkeybinder bindings |
| emacsPackages.xterm-keybinder | |
| emacsPackages.keypress-multi-event | |
| emacsPackages.monkeytype | |
| haskellPackages.openssh-github-keys | Fetch OpenSSH keys from a GitHub team |
| haskellPackages.mono-traversable-keys | Type-classes for interacting with monomorphic containers with a key |
| yubikey-manager | Command line tool for configuring any YubiKey over all USB transports |
| haskellPackages.packed-multikey-map | Efficient “spreadsheet table” like maps with multiple marginals |
| haskellPackages.keyvaluehash | Pure Haskell key/value store implementation |
| texlivePackages.bracketkey | Produce bracketed identification keys |
| rPackages.hockeystick | |
| rPackages.sankeywheel | |
| haskellPackages.polysemy-keyed-state | Effect for a set of stateful values indexed by a type of keys |
| haskellPackages.keylayouts | Tools for macOS .keylayout files |
| canokey-usbip | CanoKey USB/IP Virt Card |
| home-assistant-custom-lovelace-modules.sankey-chart | Home Assistant lovelace card to display a sankey chart |
| haskellPackages.crypto-pubkey-openssh | OpenSSH keys decoder/encoder |
| emacsPackages.keypression | |
| haskellPackages.commsec-keyexchange | Key agreement for commsec |
| perlPackages.SortKey | Fastest way to sort anything in Perl |
| libtermkey | Terminal keypress reading library |
| libkeyfinder | Musical key detection for digital audio (C++ library) |
| perl5Packages.SortKey | Fastest way to sort anything in Perl |
| libgnome-keyring | Framework for managing passwords and other secrets |
| libyubikey | C library for manipulating Yubico YubiKey One-Time Passwords (OTPs) |
| haskellPackages.openssl-createkey | Create OpenSSL keypairs |
| texlivePackages.keytheorems | An l3keys interface to amsthm |
| texlivePackages.skeycommand | Create commands using parameters and keyval in parallel |
| texlivePackages.keyvaltable | Re-usable table layouts separating content and presentation |
| rPackages.ggsankeyfier | |
| libsForQt5.qtkeychain | Platform-independent Qt API for storing passwords securely |
| xkeyboard-config | Provides a consistent, well-structured, database of keyboard configuration data |
| azure-sdk-for-cpp.security-keyvault-secrets | Azure Security Keyvault Secrets Package client library for C++ |
| haskellPackages.amazonka-keyspaces | Amazon Keyspaces SDK |
| keystore-explorer | Open source GUI replacement for the Java command-line utilities keytool and jarsigner |