diff --git a/demo/05-mise-fnox/01-mise-use/demo.sh b/demo/05-mise-fnox/01-mise-use/demo.sh
new file mode 100755
index 0000000..e2e2238
--- /dev/null
+++ b/demo/05-mise-fnox/01-mise-use/demo.sh
@@ -0,0 +1,42 @@
+#!/usr/bin/env fish
+mise env -s fish | source
+
+set -l g (set_color a6d189)
+set -l b (set_color 8caaee)
+set -l s '#8caaee'
+set -l n (set_color normal)
+
+gum style --foreground "$s" --border double --padding "1 2" --margin "1" "mise use — changer de version"
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo "$g❯$b mise use java@temurin-25$n"
+mise use java@temurin-25
+mise env -s fish | source
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b cat mise.toml$n"
+cat mise.toml
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b java -version$n"
+java -version
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+gum confirm "Passer à Java 21 ?" --default=true; or exit 0
+
+echo "$g❯$b mise use java@temurin-21$n"
+mise use java@temurin-21
+mise env -s fish | source
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b cat mise.toml$n"
+cat mise.toml
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b java -version$n"
+java -version
diff --git a/demo/05-mise-fnox/01-mise-use/mise.toml b/demo/05-mise-fnox/01-mise-use/mise.toml
new file mode 100644
index 0000000..33b2c9b
--- /dev/null
+++ b/demo/05-mise-fnox/01-mise-use/mise.toml
@@ -0,0 +1,2 @@
+[tools]
+java = "temurin-25"
diff --git a/demo/05-mise-fnox/02-mise-env/demo.sh b/demo/05-mise-fnox/02-mise-env/demo.sh
new file mode 100755
index 0000000..e8a6fd3
--- /dev/null
+++ b/demo/05-mise-fnox/02-mise-env/demo.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env fish
+mise env -s fish | source
+
+set -l g (set_color a6d189)
+set -l b (set_color 8caaee)
+set -l s '#8caaee'
+set -l n (set_color normal)
+
+gum style --foreground "$s" --border double --padding "1 2" --margin "1" "mise env — variables d'environnement"
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo "$g❯$b cat mise.toml$n"
+cat mise.toml
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b echo \$APP_ENV$n"
+echo $APP_ENV
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b env$n"
+mise env | grep APP
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+set env_choice (gum choose "development" "staging" "production" --header "Choisir l'environnement :"); or exit 0
+
+echo "$g❯$b mise set APP_ENV=$env_choice$n"
+mise config set env.APP_ENV $env_choice
+mise env -s fish | source
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b cat mise.toml$n"
+cat mise.toml
+gum spin --spinner.foreground "$s" --spinner dot --title " " sleep 3
+
+echo
+echo "$g❯$b echo \$APP_ENV$n"
+echo $APP_ENV
diff --git a/demo/05-mise-fnox/02-mise-env/mise.toml b/demo/05-mise-fnox/02-mise-env/mise.toml
new file mode 100644
index 0000000..546436b
--- /dev/null
+++ b/demo/05-mise-fnox/02-mise-env/mise.toml
@@ -0,0 +1,4 @@
+[env]
+APP_ENV = "development"
+MY_APP_DEBUG = "true"
+MY_APP_PORT = "8080"