• Install Homebrew

• Install fish

  brew install fish

• Install fish

  sudo apt-add-repository ppa:fish-shell/release-3
  sudo apt update
  sudo apt install fish

• Install Linuxbrew

  /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

On macOS:

brew install fzf
# Run the outputted fzf install command in a fish session

On Linux:

sudo apt-get install fd-find bat
git clone --depth 1 https://github.com/junegunn/fzf.git ~/.fzf
~/.fzf/install

Run fisher_update.fish to install fisher. Fisher will automatically self-update and install all the dependencies in the correct directory.

Delta is a better Git diff engine, and can be installed through Linuxbrew:

brew install git-delta

brew install jenv