diff --git a/pages/common/iconv.md b/pages/common/iconv.md
new file mode 100644
index 000000000..57aa5e694
--- /dev/null
+++ b/pages/common/iconv.md
@@ -0,0 +1,15 @@
+# iconv
+
+> Converts text from one encoding to another
+
+- convert file and print to stdout
+
+`iconv -f {{from_encoding}} -t {{to_encoding}} {{input_file}}`
+
+- convert file to current locale
+
+`iconv -f {{from_encoding}} {{input_file}} > {{output_file}}`
+
+- list supported encodings
+
+`iconv -l`
diff --git a/pages/common/ssh.md b/pages/common/ssh.md
index d029503cd..2d44d218c 100644
--- a/pages/common/ssh.md
+++ b/pages/common/ssh.md
@@ -26,3 +26,7 @@
 - ssh tunneling: forward a specific port (localhost:9999 to slashdot.org:80)
 
 `ssh -L {{9999}}:slashdot.org:80 {{username}}@{{remote_host}}`
+
+- ssh enable agent forward 
+
+`ssh -A {{username}}@{{remote_host}}`
diff --git a/pages/common/tar.md b/pages/common/tar.md
index 927d97d3f..c43cc0115 100644
--- a/pages/common/tar.md
+++ b/pages/common/tar.md
@@ -22,3 +22,7 @@
 - extract a bzipped archive in the current directory
 
 `tar xjf {{source.tar.bz2}}`
+
+- create a compressed archive, using archive suffix to determine the compression programm
+
+`tar caf {{target.tar.xz}} {{file1 file2 file3}}`