diff --git a/internal/builtin/builtin.go b/internal/builtin/builtin.go
new file mode 100644
index 0000000..3ae4377
--- /dev/null
+++ b/internal/builtin/builtin.go
@@ -0,0 +1,69 @@
+// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
+
+package builtin
+
+import (
+_	"context"
+_	"encoding/json"
+	"fmt"
+_	"gopkg.in/yaml.v3"
+_	"net/url"
+_	"regexp"
+_	"strings"
+_	"os"
+_	"io"
+_	"compress/gzip"
+_	"archive/tar"
+_	"errors"
+_	"path/filepath"
+_	"decl/internal/codec"
+	"decl/internal/data"
+	"decl/internal/fs"
+	"decl/internal/folio"
+_ "decl/internal/resource"
+_ "decl/internal/config"
+_ "decl/internal/fan"
+	"embed"
+	"log/slog"
+)
+
+//go:embed documents/*.jx.yaml
+var documentFiles embed.FS
+
+func Load(uri folio.URI) (documents []data.Document, err error) {
+	var extractor data.Converter
+	var sourceResource data.Resource
+	if extractor, err = folio.DocumentRegistry.ConverterTypes.New(string(uri)); err == nil {
+		slog.Info("Load() extractor", "error", err)
+
+		targetDeclaration := folio.NewDeclaration()
+		if err = targetDeclaration.NewResource((*string)(&uri)); err == nil {
+			slog.Info("Load() extract many", "resource", sourceResource, "error", err, "uri", uri, "extractor", extractor)
+			sourceResource = targetDeclaration.Attributes
+			sourceResource.(data.FileResource).SetFS(documentFiles)
+			documents, err = extractor.(data.ManyExtractor).ExtractMany(sourceResource, nil)
+			slog.Info("Load() extract many", "resource", sourceResource, "error", err)
+		}
+	}
+	return
+}
+
+func BuiltInDocuments() (documents []data.Document, err error) {
+
+	docFs := fs.NewWalkDir(documentFiles, "", func(fsys fs.FS, path string, file fs.DirEntry) (err error) {
+		u := folio.URI(fmt.Sprintf("file://%s", path))
+		slog.Info("BuiltInDocuments()", "file", u)
+
+		if ! file.IsDir() {
+			if loadDocs, loadErr := Load(u); loadErr == nil {
+				documents = append(documents, loadDocs...)
+			} else {
+				err = loadErr
+			}
+		}
+		return
+	})
+
+	err = docFs.Walk(nil)
+	return documents, err
+}
diff --git a/internal/builtin/builtin_test.go b/internal/builtin/builtin_test.go
new file mode 100644
index 0000000..72a7754
--- /dev/null
+++ b/internal/builtin/builtin_test.go
@@ -0,0 +1,49 @@
+// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
+
+package builtin
+
+import (
+	"github.com/stretchr/testify/assert"
+	"log/slog"
+	"os"
+	"testing"
+	"decl/tests/tempdir"
+	"decl/internal/folio"
+)
+
+var TempDir tempdir.Path = "testbuiltin"
+
+func TestMain(m *testing.M) {
+	err := TempDir.Create()
+	if err != nil || TempDir == "" {
+		slog.Error("Failed creating temp dir", "error", err)
+	}
+        
+	rc := m.Run()
+
+	TempDir.Remove()
+	os.Exit(rc)
+}
+
+func TestBuiltInLoad(t *testing.T) {
+	docs, err := Load("file://documents/facter.jx.yaml")
+	assert.Nil(t, err)
+	assert.Greater(t, len(docs), 0)
+}
+
+func TestBuiltInDocuments(t *testing.T) {
+	docs, err := BuiltInDocuments()
+	assert.Nil(t, err)
+	config, ok := folio.DocumentRegistry.GetDocument("file://documents/facter.jx.yaml")
+
+	assert.True(t, ok)
+	assert.Greater(t, len(docs), 0)
+
+	slog.Info("TestBuiltInDocuments()", "docuemnt", config)
+
+	assert.True(t, config.HasConfig("facts"))
+	c := config.GetConfig("facts")
+	v, e := c.GetValue("virtual")
+	assert.Nil(t, e)
+	assert.Equal(t, "physical", v)
+}
diff --git a/internal/builtin/documents/facter.jx.yaml b/internal/builtin/documents/facter.jx.yaml
new file mode 100644
index 0000000..688d095
--- /dev/null
+++ b/internal/builtin/documents/facter.jx.yaml
@@ -0,0 +1,9 @@
+configurations:
+- name: facts
+  type: exec
+  values:
+    path: /usr/bin/facter
+    args:
+      - "-j"
+    format: "json"
+    
diff --git a/internal/builtin/documents/system.jx.yaml b/internal/builtin/documents/system.jx.yaml
new file mode 100644
index 0000000..986b68a
--- /dev/null
+++ b/internal/builtin/documents/system.jx.yaml
@@ -0,0 +1,4 @@
+configurations:
+- name: system
+  type: system
+  values: {}