Patch to make godoc server display unexported symbols and work on commands. This may be useful for packages you're actively developing and want to see private API of. Modified package is "github.com/golang/gddo/doc".

gistfile1.diff

diff --git a/doc/builder.go b/doc/builder.go
index f772f54..c3b2203 100644
--- a/doc/builder.go
+++ b/doc/builder.go
@@ -560,6 +560,7 @@ func newPackage(dir *gosrc.Directory) (*Package, error) {
        if pkg.ImportPath == "builtin" {
                mode |= doc.AllDecls
        }
+       mode = doc.AllDecls | doc.AllMethods
 
        dpkg := doc.New(apkg, pkg.ImportPath, mode)
 
@@ -572,7 +573,7 @@ func newPackage(dir *gosrc.Directory) (*Package, error) {
        pkg.Synopsis = synopsis(pkg.Doc)
 
        pkg.Examples = b.getExamples("")
-       pkg.IsCmd = bpkg.IsCommand()
+       pkg.IsCmd = false
        pkg.GOOS = ctxt.GOOS
        pkg.GOARCH = ctxt.GOARCH