First of all

Many thanks goes to Takayama Fumihiko for Seil, Karabiner and Karabiner-Elements

Ruleset

• Language
  • CapsLock - toggle En<->Ru
  • Browsers force language to "En" for:
    • Command_L+T
    • Command_L+L
  • Spotlight (Command+Space) force language:
    • Command_L+Space - to "En" (for apps/files/etc)
    • Command_R+Space - to "Ru" (for contacts/mail/etc)
• Mouse control, based on mouse.simple rev 1
  • added Shift_R+Alt_R+[WASD] with 30% speed
  • moved buttons:
    • q - button1 (left)
    • e - button2 (right)
• PC-like russian "ё" fix: grave_accent_and_tilde->backslash (ansi keyboard)
• Double Command_L+Q to quit browsers (Firefox/Chrome/Safari)

Install

1. Karabiner-Elements - from git or from site
2. Install rules
   • download to ruleset.json to ~/.config/karabiner/assets/complex_modifications
   • OR
   • navigate your browser to karabiner://karabiner/assets/complex_modifications/import?url=https%3A%2F%2Fraw.githubusercontent.com%2Frtm-ctrlz%2Fkarabiner-elements%2Fmaster%2Fruleset.json, you have to Copy-Paste link, since Markdown doesn't support custom URI-schemes
3. Import rules: Karabiner Elements Preferences -> Complex Modifications -> Rules -> Add rule
4. Enable rules (one, all or none)