Shell Awesome

bash - Bourne shell
ash - Almquist shell - 1989 NetBSD
Dash - bin 还是叫 ash - Debian Almquist shell - 1997 Debian Linux
- Debian,Ubuntu /bin/sh
- BusyBox, AlpineLinux, TinyCoreLinux, OpenWrt, Tomato, DD-WRT
- https://git.kernel.org/pub/scm/utils/dash/dash.git
- macOS brew install dash
- 可用于测试 shell 兼容性
zsh
Terminal UI
- kitty
- hyper
- Tabby
- iTerm2
- withfig/autocomplete
- for bash, zsh, fish
Comparison of command shells
Online
- https://replit.com/languages/bash
- https://www.onlinegdb.com/online_bash_shell

ibraheemdev/modern-Unix
explainshell
shellinabox/shellinabox
awk
- Awk: The Power and Promise of a 40-Year-Old Language HN
- benhoyt/prig
  - Prig is for Processing Records In Go. Like AWK
temporary privilege escalation tool
- sudo
- doas
  - OpenBSD 5.8 - 2015-10
  - AlpineLinux 3.15 - 2021-11
- runas
bats-core/bats-core
- Bash Automated Testing System
https://ohse.de/uwe/software/lrzsz.html
- x/y/zmodem
- rz 上传
  - Receive by ZMODEM
- sz a.txt 下载
  - Send by ZMODEM
- brew install lrzsz
- https://iterm2.com/documentation-triggers.html
  - /usr/local/bin/ iterm2-send-zmodem.sh, iterm2-recv-zmodem.sh
  - https://raw.githubusercontent.com/RobberPhex/iterm2-zmodem/master/iterm2-recv-zmodem.sh
  - https://raw.githubusercontent.com/RobberPhex/iterm2-zmodem/master/iterm2-send-zmodem.sh
- https://github.com/robberphex/iTerm2-zmodem
- SecureCRT, Xshell 支持
- putty 不支持
trzsz/trzsz.js
- tmux
- https://github.com/jumpserver/jumpserver/issues/10679

Shell

apk add nano  # Installed size 308 kB
apk add micro # Installed size 12.17 MB

# bind
# -R 自动绑定
# -0 ROOT
# -q qemu-arm
# -q "qemu-arm -g 1234"
proot -b /tmp/alternate_opt:/opt -b /proc