+** [[https://github.com/bbatsov/crux][crux]]
+
+#+begin_src emacs-lisp
+(use-package crux
+ :bind (("C-c d" . crux-duplicate-current-line-or-region)
+ ("C-c M-d" . crux-duplicate-and-comment-current-line-or-region))
+ :ryo
+ ("o" crux-smart-open-line :exit t)
+ ("O" crux-smart-open-line-above :exit t)
+ ("SPC b K" crux-kill-other-buffers)
+ ("d d" crux-kill-whole-line)
+ ("c c" crux-kill-whole-line :then '(crux-smart-open-line-above) :exit t)
+ ("SPC f" (("c" crux-copy-file-preserve-attributes)
+ ("D" crux-delete-file-and-buffer)
+ ("R" crux-rename-file-and-buffer))))
+#+end_src
+
+** [[https://github.com/alezost/mwim.el][mwim]]
+
+#+begin_src emacs-lisp
+(use-package mwim
+ :bind (("C-a" . mwim-beginning-of-code-or-line)
+ ("C-e" . mwim-end-of-code-or-line)
+ ("<home>" . mwim-beginning-of-line-or-code)
+ ("<end>" . mwim-end-of-line-or-code))
+ :ryo
+ ("a" mwim-beginning-of-code-or-line)
+ ("e" mwim-end-of-code-or-line))
+#+end_src
+
+** [[https://www.emacswiki.org/emacs/KeyChord][key-chord]]
+
+#+begin_src emacs-lisp
+(use-package key-chord
+ :demand t
+ :config
+ (key-chord-mode 1)
+ (key-chord-define-global "jk" 'ryo-modal-mode)
+ (setq key-chord-one-key-delay 0 ; i don't need one-key chords for now
+ key-chord-two-keys-delay 0.005))
+#+end_src
+