diff --git a/cmd/modgraphviz/main.go b/cmd/modgraphviz/main.go
new file mode 100644
index 0000000..a6527d8
--- /dev/null
+++ b/cmd/modgraphviz/main.go
@@ -0,0 +1,68 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// The modgraphviz command translates the output for go mod graph into .dot
+// notation, which can then be parsed by `dot` into visual graphs.
+//
+// Usage: GO111MODULE=on go mod graph | modgraphviz | dot -Tpng -o outfile.png
+package main
+
+import (
+	"bufio"
+	"bytes"
+	"flag"
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"strings"
+)
+
+func main() {
+	flag.Usage = func() {
+		log.Println("Usage: GO111MODULE=on go mod graph | modgraphviz | dot -Tpng -o outfile.png")
+	}
+	flag.Parse()
+
+	var out bytes.Buffer
+
+	if err := Run(os.Stdin, &out); err != nil {
+		log.Fatal(err)
+	}
+
+	if _, err := out.WriteTo(os.Stdout); err != nil {
+		log.Fatal(err)
+	}
+}
+
+func Run(in io.Reader, out io.Writer) error {
+	if _, err := out.Write([]byte("digraph gomodgraph {\n")); err != nil {
+		return err
+	}
+
+	r := bufio.NewScanner(in)
+	for {
+		if !r.Scan() {
+			if r.Err() != nil {
+				return r.Err()
+			}
+			break
+		}
+
+		parts := strings.Fields(r.Text())
+		if len(parts) != 2 {
+			continue
+		}
+
+		if _, err := fmt.Fprintf(out, "\t%q -> %q\n", parts[0], parts[1]); err != nil {
+			return err
+		}
+	}
+
+	if _, err := out.Write([]byte("}\n")); err != nil {
+		return err
+	}
+
+	return nil
+}
diff --git a/cmd/modgraphviz/main_test.go b/cmd/modgraphviz/main_test.go
new file mode 100644
index 0000000..2f02978
--- /dev/null
+++ b/cmd/modgraphviz/main_test.go
@@ -0,0 +1,31 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestRun(t *testing.T) {
+	in := bytes.NewBuffer([]byte(`
+test.com/A test.com/B@v1.2.3
+test.com/B test.com/C@v4.5.6
+`))
+	out := bytes.Buffer{}
+
+	if err := Run(in, &out); err != nil {
+		t.Fatal(err)
+	}
+
+	want := `digraph gomodgraph {
+	"test.com/A" -> "test.com/B@v1.2.3"
+	"test.com/B" -> "test.com/C@v4.5.6"
+}
+`
+	if out.String() != want {
+		t.Fatalf("\ngot: %s\nwant: %s", out.String(), want)
+	}
+}