| haskellPackages.key | Type-safe unconstrained dynamic typing |
| emacsPackages.key-seq | |
| emacsPackages.key-quiz | |
| emacsPackages.key-leap | |
| emacsPackages.bind-key | |
| vimPlugins.vim-which-key | |
| vimPlugins.which-key-nvim | |
| emacsPackages.key-chord | |
| emacsPackages.which-key | |
| emacsPackages.key-combo | |
| emacsPackages.guide-key | |
| haskellPackages.key-state | Manage key and button states and statuses |
| rPackages.keyATM | |
| emacsPackages.helm-bind-key | |
| emacsPackages.guide-key-tip | |
| emacsPackages.leader-key | |
| haskellPackages.key-vault | Store of values of arbitrary types |
| emacsPackages.key-assist | |
| haskellPackages.pipes-key-value-csv | Streaming processing of CSV files preceded by key-value pairs |
| azure-sdk-for-cpp.security-keyvault-keys | Azure Key Vault Key client library for C++ |
| emacsPackages.key-intercept | |
| emacsPackages.which-key-posframe | |
| rPackages.keys | |
| rPackages.keyToEnglish | |
| donkey | Alternative for S/KEY's 'key' command |
| vimPlugins.unimpaired-which-key-nvim | |
| rPackages.rskey | |
| rPackages.TukeyC | |
| rPackages.tukeyGH | |
| rPackages.TukeyGH77 | |
| emacsPackages.term+key-intercept | |
| haskellPackages.keys | Keyed functors and containers |
| emacsPackages.makey | |
| emacsPackages.slow-keys | |
| emacsPackages.free-keys | |
| haskellPackages.popkey | Static key-value storage backed by poppy |
| haskellPackages.haskey | A transactional, ACID compliant, embeddable key-value store |
| emacsPackages.xah-fly-keys | |
| rPackages.sankey | |
| rPackages.hockeyR | |
| keydb | Multithreaded Fork of Redis |
| vimPlugins.mini-keymap | |
| haskellPackages.keyed | Generic indexing for many data structures |
| haskellPackages.nkeys | Nkeys ed25519 encoding for use with NATS |
| emacsPackages.keydef | |
| emacsPackages.keyset | |
| emacsPackages.wakib-keys | |
| emacsPackages.keytar | |
| valkey | High-performance data structure server that primarily serves key/value workloads |
| texlivePackages.ltxkeys | A robust key parser for LaTeX |
| texlivePackages.luakeys | A Lua module for parsing key-value options |
| haskellPackages.keysafe | back up a secret key securely to the cloud |
| texlivePackages.skeyval | Key-value parsing combining features of xkeyval and pgfkeys |
| emacsPackages.evil-swap-keys | |
| tkey-ssh-agent | SSH Agent for TKey, the flexible open hardware/software USB security key |
| rPackages.Rlabkey | |
| rPackages.keyperm | |
| rPackages.keyring | |
| rPackages.TukeyRegion | |
| emacsPackages.evil-keypad | |
| texlivePackages.sankey | Draw Sankey diagrams with TikZ |
| haskellPackages.lackey | Generate Ruby clients from Servant APIs |
| texlivePackages.keyparse | Key based parser |
| haskellPackages.keyed-vals | An abstract Handle for accessing collections in stores like Redis |
| haskellPackages.emacs-keys | library to parse emacs style keybinding into the modifiers and the chars |
| emacsPackages.keyfreq | |
| emacsPackages.keycast | |
| texlivePackages.keyindex | Index entries by key lookup |
| vimPlugins.showkeys | |
| emacsPackages.keyswap | |
| haskellPackages.crypto-pubkey | Public Key cryptography |
| texlivePackages.keyfloat | Provides a key/value interface for generating floats |
| vimPlugins.keymap-layer-nvim | |
| texlivePackages.keyval2e | A lightweight and robust key-value parser |
| rPackages.fastRhockey | |
| emacsPackages.chronometrist-key-values | |
| haskellPackages.haskey-mtl | A monad transformer supporting Haskey transactions |
| emacsPackages.vterm-hotkey | |
| emacsPackages.keymap-utils | |
| haskellPackages.keyed-vals-mem | Implements a keyed-vals Handle using in-process memory |
| haskellPackages.yi-keymap-vim | Vim keymap for Yi editor |
| haskellPackages.yi-keymap-cua | Cua keymap for Yi editor |
| texlivePackages.epigraph-keys | Epigraphs using key values |
| rPackages.keyringr | |
| rPackages.quadkeyr | |
| rPackages.keypress | |
| rPackages.keyclust | |
| texlivePackages.xkeyval | Extension of the keyval package |
| haskellPackages.keyring | Keyring access |
| perlPackages.MockMonkeyPatch | Monkey patching with test mocking in mind |
| texlivePackages.pgfkeyx | Extended and more robust version of pgfkeys |
| haskellPackages.jmonkey | Jmonkey is very restricted but handy EDSL for JavaScript |
| 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 | |
| perl5Packages.MockMonkeyPatch | Monkey patching with test mocking in mind |
| 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 |