diff --git a/tldr/ack b/tldr/ack
index 51ed9f53..52ef1369 100644
--- a/tldr/ack
+++ b/tldr/ack
@@ -19,7 +19,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Search for lines matching a pattern, printing only the matched text and not the rest of the line:
 
-`ack {{[-o|--output='$&']}} "{{search_pattern}}"`
+`ack {{[-o|--output '$&']}} "{{search_pattern}}"`
 
 - Limit search to files of a specific type:
 
diff --git a/tldr/agg b/tldr/agg
new file mode 100644
index 00000000..f8515f69
--- /dev/null
+++ b/tldr/agg
@@ -0,0 +1,13 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# agg
+
+> Create a GIF from an `asciinema` terminal session recording.
+> More information: <https://docs.asciinema.org/manual/agg/usage/>.
+
+- Create a GIF:
+
+`agg {{path/to/demo.cast}} {{path/to/demo.gif}}`
diff --git a/tldr/aspell b/tldr/aspell
index 75080e42..10c35b79 100644
--- a/tldr/aspell
+++ b/tldr/aspell
@@ -22,8 +22,8 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Run `aspell` with a different language (takes two-letter ISO 639 language code):
 
-`aspell --lang={{cs}}`
+`aspell --lang {{cs}}`
 
 - List misspelled words from `stdin` and ignore words from personal word list:
 
-`cat {{path/to/file}} | aspell --personal={{personal-word-list.pws}} list`
+`cat {{path/to/file}} | aspell --personal {{personal-word-list.pws}} list`
diff --git a/tldr/chisel b/tldr/chisel
index 9e306afd..95b8d81e 100644
--- a/tldr/chisel
+++ b/tldr/chisel
@@ -15,7 +15,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Run a Chisel server listening to a specific port:
 
-`chisel server -p {{server_port}}`
+`chisel server {{[-p|--port]}} {{server_port}}`
 
 - Run a chisel server that accepts authenticated connections using username and password:
 
@@ -35,7 +35,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Initialize a Chisel server in reverse mode on a specific port, also enabling SOCKS5 proxy (on port 1080) functionality:
 
-`chisel server -p {{server_port}} --reverse --socks5`
+`chisel server {{[-p|--port]}} {{server_port}} --reverse --socks5`
 
 - Connect to a Chisel server at specific IP and port, creating a reverse tunnel mapped to a local SOCKS proxy:
 
diff --git a/tldr/linux/termshark b/tldr/linux/termshark
new file mode 100644
index 00000000..fd37be82
--- /dev/null
+++ b/tldr/linux/termshark
@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# termshark
+
+> Terminal UI for `tshark`, but looks more like `wireshark`.
+> More information: <https://github.com/gcla/termshark/blob/master/docs/UserGuide.md>.
+
+- Monitor the default network interface:
+
+`sudo termshark`
+
+- Specify the interface to monitor:
+
+`sudo termshark {{interface}}`
diff --git a/tldr/touch b/tldr/touch
index 61b62e8f..8d6b08bf 100644
--- a/tldr/touch
+++ b/tldr/touch
@@ -23,3 +23,7 @@ source: https://github.com/tldr-pages/tldr.git
 - Set the files' timestamp to the reference file's timestamp, and do not create the file if it does not exist:
 
 `touch {{[-c|--no-create]}} {{[-r|--reference]}} {{path/to/reference_file}} {{path/to/file1 path/to/file2 ...}}`
+
+- Set the timestamp by parsing a string:
+
+`touch {{[-d|--date]}} "{{last year|5 hours|next thursday|nov 14|...}}" {{path/to/file}}`