diff --git a/cheatsheets/gdb b/cheatsheets/gdb
new file mode 100644
index 0000000..76ef67e
--- /dev/null
+++ b/cheatsheets/gdb
@@ -0,0 +1,26 @@
+# start the debugger
+gdb your-executable
+
+# set a breakpoint
+b some-method, break some-method
+
+# run the program
+r, run
+
+# when a breakpoint was reached:
+
+# run the current line, stepping over any invocations
+n, next
+# run the current line, stepping into any invocations
+s, step
+# print a stacktrace
+bt, backtrace
+# evaluate an expression and print the result
+p length=strlen(string)
+# list surrounding source code
+l, list
+# continue execution
+c, continue
+
+# exit gdb (after program terminated)
+q, quit