diff --git a/.gitignore b/.gitignore
index ba077a4..4f26ad4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,4 @@
-bin
+/bin
+/sys
+/tests
+
diff --git a/Makefile b/Makefile
index fd2dc2b..07b032e 100644
--- a/Makefile
+++ b/Makefile
@@ -3,8 +3,9 @@ AS=tools/as7
 ASARGS=--format=ptr
 SYSDIR=sys
 CMDDIR=bin
+TESTDIR=tests
 
-all: sys cmd others
+all: sys cmd others tests
 
 runsh: all
 	cd bin && ../tools/a7out sh
@@ -12,6 +13,7 @@ runsh: all
 dirs:
 	mkdir -p $(SYSDIR)
 	mkdir -p $(CMDDIR)
+	mkdir -p $(TESTDIR)
 
 sys: dirs
 	$(AS) $(ASARGS) -o $(SYSDIR)/unix   src/sys/*.s
@@ -37,18 +39,39 @@ cmd: dirs
 #	$(AS) $(ASARGS) -o $(CMDDIR)/dskres    src/cmd/dskres.s
 #	$(AS) $(ASARGS) -o $(CMDDIR)/dsksav    src/cmd/dsksav.s
 #	$(AS) $(ASARGS) -o $(CMDDIR)/dsw    src/cmd/dsw.s
-#	$(AS) $(ASARGS) -o $(CMDDIR)/ed1    src/cmd/ed1.s
-#	$(AS) $(ASARGS) -o $(CMDDIR)/ed2    src/cmd/ed2.s
+	$(AS) $(ASARGS) -o $(CMDDIR)/ed    src/cmd/ed2.s src/cmd/ed1.s
 #	$(AS) $(ASARGS) -o $(CMDDIR)/init    src/cmd/init.s
 
-others:
-	$(AS) $(ASARGS) -o $(CMDDIR)/ls    src/other/wktls.s	
-	$(AS) $(ASARGS) -o $(CMDDIR)/sh    src/other/pbsh.s	
-	$(AS) $(ASARGS) -o $(CMDDIR)/stat  src/other/wktstat.s	
-	$(AS) $(ASARGS) -o $(CMDDIR)/mv    src/other/wktmv.s	
-	$(AS) $(ASARGS) -o $(CMDDIR)/ln    src/other/wktln.s	
-	$(AS) $(ASARGS) -o $(CMDDIR)/date  src/other/wktdate.s	
+others: dirs
+	$(AS) $(ASARGS) -o $(CMDDIR)/sh    	src/other/pbsh.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/ops    	src/other/ops.s	
+
+# wkt apps
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktls    	src/other/wktls.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktcat    	src/other/wktcat.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktcp    	src/other/wktcp.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktdate  	src/other/wktdate.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktln  	src/other/wktln.s
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktls  	src/other/wktls.s		
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktmv    	src/other/wktmv.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktopr    	src/other/wktopr.s	
+	$(AS) $(ASARGS) -o $(CMDDIR)/wktstat  	src/other/wktstat.s	
+
+tests: dirs
+	$(AS) $(ASARGS) -o $(TESTDIR)/decimal_out    	src/tests/decimal_out.s	
+	$(AS) $(ASARGS) -o $(TESTDIR)/fork_test    		src/tests/fork_test.s	
+	$(AS) $(ASARGS) -o $(TESTDIR)/octal_test    	src/tests/octal_test.s	
+	$(AS) $(ASARGS) -o $(TESTDIR)/testmul    		src/tests/testmul.s
+	$(AS) $(ASARGS) -o $(TESTDIR)/write_test    	src/tests/write_test.s
+
+runtests: tests
+	cd tests && ../tools/a7out decimal_out
+	cd tests && ../tools/a7out fork_test
+	cd tests && ../tools/a7out octal_test
+#	cd tests && ../tools/a7out testmul
+#	cd tests && ../tools/a7out write_test
 
 clean:
 	rm -rf $(SYSDIR)/*
 	rm -rf $(CMDDIR)/*
+	rm -rf $(TESTDIR)/*
diff --git a/src/other/decimal_out.s b/src/tests/decimal_out.s
similarity index 100%
rename from src/other/decimal_out.s
rename to src/tests/decimal_out.s
diff --git a/src/other/fork_test.s b/src/tests/fork_test.s
similarity index 100%
rename from src/other/fork_test.s
rename to src/tests/fork_test.s
diff --git a/src/other/octal_test.s b/src/tests/octal_test.s
similarity index 100%
rename from src/other/octal_test.s
rename to src/tests/octal_test.s
diff --git a/src/other/testmul.s b/src/tests/testmul.s
similarity index 100%
rename from src/other/testmul.s
rename to src/tests/testmul.s
diff --git a/src/other/write_test.s b/src/tests/write_test.s
similarity index 100%
rename from src/other/write_test.s
rename to src/tests/write_test.s