diff --git a/pages/linux/nm.md b/pages/linux/nm.md
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index 0000000000..dffac60d07
--- /dev/null
+++ b/pages/linux/nm.md
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+# nm
+
+> List symbol names in object files
+
+- List global (extern) functions in a file (prefixed with T)
+
+`nm -g {{file.o}}`
+
+- Demangle C++ symbols (make them readable)
+
+`nm --demangle {{file.o}}`
+
+- List only undefined symbols in a file
+
+`nm -u {{file.o}}`
+
+- List all symbols, even debugging symbols
+
+`nm -a {{file.o}}`
diff --git a/pages/osx/nm.md b/pages/osx/nm.md
new file mode 100644
index 0000000000..20e162e906
--- /dev/null
+++ b/pages/osx/nm.md
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+# nm
+
+> List symbol names in object files (see c++filt)
+
+- List global (extern) functions in a file (prefixed with T)
+
+`nm -g {{file.o}}`
+
+- List only undefined symbols in a file
+
+`nm -u {{file.o}}`
+
+- List all symbols, even debugging symbols
+
+`nm -a {{file.o}}`