diff --git a/.markdownlint.json b/.markdownlint.json
new file mode 100644
index 0000000..26593a2
--- /dev/null
+++ b/.markdownlint.json
@@ -0,0 +1,4 @@
+{
+  "MD013": false,
+  "MD033": false
+}
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..de6e5c5
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2022 umatare5
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..2139535
--- /dev/null
+++ b/README.md
@@ -0,0 +1,86 @@
+# fish-my-functions
+
+Functions in my fish shell.
+
+<a href="https://fishshell.com/">
+  <img src="https://badgen.net/badge/fish-shell/plugin?icon=terminal" alt="fish-shell plugin">
+</a>
+
+<a href="https://github.com/umatare5/fish-my-functions/blob/master/LICENSE">
+  <img src="https://badgen.net/github/license/umatare5/fish-my-functions" alt="license">
+</a>
+
+## Prerequisite
+
+- [fish shell](https://fishshell.com/)
+
+  | Name               | Installation Guide                                                                    |
+  | ------------------ | ------------------------------------------------------------------------------------- |
+  | Google Chrome      | [Link](https://www.google.co.jp/chrome)                                               |
+  | Docker Desktop     | [Link](https://www.docker.com/products/docker-desktop)                                |
+  | Wireshark          | [Link](https://www.wireshark.org/download.html)                                       |
+  | AWS CLI v2 (aws)   | [Link](https://docs.aws.amazon.com/ja_jp/cli/latest/userguide/install-cliv2-mac.html) |
+  | Cloud SDK (gcloud) | [Link](https://cloud.google.com/sdk/docs/install)                                     |
+  | nload              | `brew install nload`                                                                  |
+
+## Installation
+
+### [Fisher](https://github.com/jorgebucaran/fisher)
+
+```sh
+fisher install umatare5/fish-my-functions
+```
+
+### [Oh My Fish](https://github.com/oh-my-fish/oh-my-fish)
+
+```sh
+omf install https://github.com/umatare5/fish-my-functions
+```
+
+## Usage
+
+### Application
+
+| Command | Description       |
+| ------- | ----------------- |
+| o       | `open` wrapper    |
+| chrome  | Run Google Chrome |
+| wshark  | Run Wireshark     |
+
+### Development
+
+| Command | Description                    |
+| ------- | ------------------------------ |
+| dc      | `docker container` wrapper     |
+| di      | `docker image` wrapper         |
+| g       | `git` wrapper                  |
+| ga      | `git add` wrapper              |
+| gb      | `git branch` wrapper           |
+| gci     | `git commit --message` wrapper |
+| gco     | `git checkout` wrapper         |
+| gd      | `git diff` wrapper             |
+| gp      | `git push origin HEAD` wrapper |
+
+### Networking
+
+| Command | Description                                 |
+| ------- | ------------------------------------------- |
+| bcon    | Show SSIDs detected on your Mac             |
+| gip     | Show your outbound global IP                |
+| nstats  | Show wireless network interface statistics  |
+| wlan    | Show the information of wireless connection |
+| wlog    | Show logs written by wireless interface     |
+
+### AWS
+
+| Command | Description                    |
+| ------- | ------------------------------ |
+| alogin  | `aws sso login` wrapper        |
+| atoken  | Show tokens issued by `alogin` |
+
+### GCP
+
+| Command | Description                                                 |
+| ------- | ----------------------------------------------------------- |
+| glogin  | `gcloud auth login` and `application-default login` wrapper |
+| gtoken  | Show tokens issued by `glogin`                              |
diff --git a/completions/.keep b/completions/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/functions/alogin.fish b/functions/alogin.fish
new file mode 100644
index 0000000..5ec6f9a
--- /dev/null
+++ b/functions/alogin.fish
@@ -0,0 +1,3 @@
+function alogin --wraps='aws sso login --profile' --description 'alias alogin=aws sso login --profile'
+  aws sso login --profile $argv;
+end
diff --git a/functions/atoken.fish b/functions/atoken.fish
new file mode 100644
index 0000000..ab5a7c0
--- /dev/null
+++ b/functions/atoken.fish
@@ -0,0 +1,4 @@
+function atoken --wraps=jq\ -r\ \'.region\ +\ \'\|\'\ +\ .expiresAt\'\ /\(ls\ -rt\ \|\ tail\ -n\ 1\) --wraps=jq\ -r\ \'.region\ +\ \"\|\"\ +\ .expiresAt\'\ /\(ls\ -rt\ \ \|\ tail\ -n\ 1\) --description alias\ atoken=jq\ -r\ \'.region\ +\ \"\|\"\ +\ .expiresAt\'\ /\(ls\ -rt\ \ \|\ tail\ -n\ 1\)
+  set AWS_CACHE_DIR ~/.aws/sso/cache
+  jq -r '.region + "|" + .expiresAt' /(ls -rt | tail -n 1) $argv;
+end
diff --git a/functions/bcon.fish b/functions/bcon.fish
new file mode 100644
index 0000000..9ffe88f
--- /dev/null
+++ b/functions/bcon.fish
@@ -0,0 +1,3 @@
+function bcon --wraps='/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -s' --description 'alias bcon=/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -s'
+  /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -s $argv; 
+end
diff --git a/functions/chrome.fish b/functions/chrome.fish
new file mode 100644
index 0000000..daa8c9c
--- /dev/null
+++ b/functions/chrome.fish
@@ -0,0 +1,3 @@
+function chrome --wraps='open -a /Applications/Google Chrome.app' --wraps='open -a "/Applications/Google Chrome.app"' --description 'alias chrome=open -a "/Applications/Google Chrome.app"'
+  open -a "/Applications/Google Chrome.app" $argv; 
+end
diff --git a/functions/dc.fish b/functions/dc.fish
new file mode 100644
index 0000000..5cab369
--- /dev/null
+++ b/functions/dc.fish
@@ -0,0 +1,3 @@
+function dc --wraps='docker container' --description 'alias dc=docker container'
+  docker container $argv; 
+end
diff --git a/functions/di.fish b/functions/di.fish
new file mode 100644
index 0000000..6c93268
--- /dev/null
+++ b/functions/di.fish
@@ -0,0 +1,3 @@
+function di --wraps='docker image' --description 'alias di=docker image'
+  docker image $argv; 
+end
diff --git a/functions/g.fish b/functions/g.fish
new file mode 100644
index 0000000..f03e351
--- /dev/null
+++ b/functions/g.fish
@@ -0,0 +1,3 @@
+function g --wraps=git --description 'alias g=git'
+  git $argv; 
+end
diff --git a/functions/ga.fish b/functions/ga.fish
new file mode 100644
index 0000000..ecdd731
--- /dev/null
+++ b/functions/ga.fish
@@ -0,0 +1,3 @@
+function ga --wraps='git add' --description 'alias ga=git add'
+  git add $argv; 
+end
diff --git a/functions/gb.fish b/functions/gb.fish
new file mode 100644
index 0000000..8354a84
--- /dev/null
+++ b/functions/gb.fish
@@ -0,0 +1,3 @@
+function gb --wraps='git branch' --description 'alias gb=git branch'
+  git branch $argv;
+end
diff --git a/functions/gci.fish b/functions/gci.fish
new file mode 100644
index 0000000..0126b34
--- /dev/null
+++ b/functions/gci.fish
@@ -0,0 +1,3 @@
+function gci --wraps='git commit -m' --description 'alias gci=git commit -m'
+  git commit -m $argv; 
+end
diff --git a/functions/gco.fish b/functions/gco.fish
new file mode 100644
index 0000000..a484368
--- /dev/null
+++ b/functions/gco.fish
@@ -0,0 +1,3 @@
+function gco --wraps='git checkout' --description 'alias gco=git checkout'
+  git checkout $argv; 
+end
diff --git a/functions/gd.fish b/functions/gd.fish
new file mode 100644
index 0000000..292d986
--- /dev/null
+++ b/functions/gd.fish
@@ -0,0 +1,3 @@
+function gd --wraps='git diff' --description 'alias gd=git diff'
+  git diff $argv; 
+end
diff --git a/functions/gip.fish b/functions/gip.fish
new file mode 100644
index 0000000..cc73bde
--- /dev/null
+++ b/functions/gip.fish
@@ -0,0 +1,3 @@
+function gip --wraps='curl https://ifconfig.io/host' --description 'alias gip=curl https://ifconfig.io/host'
+  curl https://ifconfig.io/host $argv; 
+end
diff --git a/functions/glogin.fish b/functions/glogin.fish
new file mode 100644
index 0000000..e96f749
--- /dev/null
+++ b/functions/glogin.fish
@@ -0,0 +1,3 @@
+function glogin --wraps='gcloud auth login && gcloud auth application-default login' --description 'alias glogin=gcloud auth login && gcloud auth application-default login'
+  gcloud auth login && gcloud auth application-default login $argv; 
+end
diff --git a/functions/gp.fish b/functions/gp.fish
new file mode 100644
index 0000000..aeb5180
--- /dev/null
+++ b/functions/gp.fish
@@ -0,0 +1,3 @@
+function gp --wraps='git push origin HEAD' --description 'alias gp=git push origin HEAD'
+  git push origin HEAD $argv; 
+end
diff --git a/functions/gtoken.fish b/functions/gtoken.fish
new file mode 100644
index 0000000..3042551
--- /dev/null
+++ b/functions/gtoken.fish
@@ -0,0 +1,3 @@
+function gtoken --wraps='sqlite3 ~/.config/gcloud/access_tokens.db="SELECT token_expiry,account_id FROM access_tokens;"' --wraps=sqlite3\ \~/.config/gcloud/access_tokens.db\ \'SELECT\ token_expiry,account_id\ FROM\ access_tokens\;\' --description alias\ gtoken=sqlite3\ \~/.config/gcloud/access_tokens.db\ \'SELECT\ token_expiry,account_id\ FROM\ access_tokens\;\'
+  sqlite3 ~/.config/gcloud/access_tokens.db 'SELECT token_expiry,account_id FROM access_tokens;' $argv; 
+end
diff --git a/functions/nstats.fish b/functions/nstats.fish
new file mode 100644
index 0000000..2ed3149
--- /dev/null
+++ b/functions/nstats.fish
@@ -0,0 +1,3 @@
+function nstats --wraps='nload devices en0 -t 1000 -u m -U G' --description 'alias nstats=nload devices en0 -t 1000 -u m -U G'
+  nload devices en0 -t 1000 -u m -U G $argv; 
+end
diff --git a/functions/o.fish b/functions/o.fish
new file mode 100644
index 0000000..a91c40c
--- /dev/null
+++ b/functions/o.fish
@@ -0,0 +1,3 @@
+function o --wraps=open --description 'alias o=open'
+  open $argv; 
+end
diff --git a/functions/wlan.fish b/functions/wlan.fish
new file mode 100644
index 0000000..3691887
--- /dev/null
+++ b/functions/wlan.fish
@@ -0,0 +1,3 @@
+function wlan --wraps='/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I' --description 'alias wlan=/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I'
+  /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I $argv; 
+end
diff --git a/functions/wlog.fish b/functions/wlog.fish
new file mode 100644
index 0000000..e9cde74
--- /dev/null
+++ b/functions/wlog.fish
@@ -0,0 +1,3 @@
+function wlog --wraps='sudo dmesg | grep en0 | grep change | grep -e=BSSID|channel' --description 'alias wlog=sudo dmesg | grep en0 | grep change | grep -e=BSSID|channel'
+  sudo dmesg | grep en0 | grep change | grep -e "BSSID|channel" $argv;
+end
diff --git a/functions/wshark.fish b/functions/wshark.fish
new file mode 100644
index 0000000..518c420
--- /dev/null
+++ b/functions/wshark.fish
@@ -0,0 +1,3 @@
+function wshark --wraps='open -n /Applications/Wireshark.app/' --description 'alias wshark=open -n /Applications/Wireshark.app/'
+  open -n /Applications/Wireshark.app/ $argv; 
+end