diff --git a/Makefile b/Makefile
index 480e820..b42e4eb 100644
--- a/Makefile
+++ b/Makefile
@@ -55,4 +55,9 @@ release-docker-build:
 clean:
 	rm -rf build
 
-.PHONY: build test release release-docker-build clean
+generate:
+	go mod vendor
+	rm ./pkg/scheme/scheme.go
+	./hack/gen_scheme.sh > pkg/scheme/scheme.go
+
+.PHONY: build test release release-docker-build clean generate
diff --git a/cmd/analyze.go b/cmd/analyze.go
index 061e6a1..1ddf30a 100644
--- a/cmd/analyze.go
+++ b/cmd/analyze.go
@@ -21,6 +21,7 @@ import (
 	"sort"
 
 	"github.com/etcd-io/auger/pkg/data"
+	"github.com/etcd-io/auger/pkg/scheme"
 	"github.com/spf13/cobra"
 )
 
@@ -44,7 +45,7 @@ func init() {
 }
 
 func analyzeValidateAndRun() error {
-	summaries, err := data.ListKeySummaries(analyzeOpts.filename, []data.Filter{}, &data.KeySummaryProjection{HasKey: true, HasValue: false}, 0)
+	summaries, err := data.ListKeySummaries(scheme.Codecs, analyzeOpts.filename, []data.Filter{}, &data.KeySummaryProjection{HasKey: true, HasValue: false}, 0)
 	if err != nil {
 		return err
 	}
diff --git a/cmd/decode.go b/cmd/decode.go
index 3c67749..f1252ae 100644
--- a/cmd/decode.go
+++ b/cmd/decode.go
@@ -26,6 +26,7 @@ import (
 	"encoding/hex"
 
 	"github.com/etcd-io/auger/pkg/encoding"
+	"github.com/etcd-io/auger/pkg/scheme"
 	"github.com/spf13/cobra"
 )
 
@@ -151,7 +152,7 @@ func runInBatchMode(metaOnly bool, outMediaType string, out io.Writer) (err erro
 		}
 
 		buf := bytes.NewBufferString("")
-		_, err = encoding.Convert(inMediaType, outMediaType, decodedinput, buf)
+		_, err = encoding.Convert(scheme.Codecs, inMediaType, outMediaType, decodedinput, buf)
 		if err != nil {
 			fmt.Fprintf(out, "ERROR:%v|\n", err)
 		} else {
@@ -173,7 +174,7 @@ func run(metaOnly bool, outMediaType string, in []byte, out io.Writer) error {
 		return encoding.DecodeSummary(inMediaType, in, out)
 	}
 
-	_, err = encoding.Convert(inMediaType, outMediaType, in, out)
+	_, err = encoding.Convert(scheme.Codecs, inMediaType, outMediaType, in, out)
 	return err
 }
 
diff --git a/cmd/encode.go b/cmd/encode.go
index 2236d9a..a778a14 100644
--- a/cmd/encode.go
+++ b/cmd/encode.go
@@ -22,6 +22,7 @@ import (
 	"os"
 
 	"github.com/etcd-io/auger/pkg/encoding"
+	"github.com/etcd-io/auger/pkg/scheme"
 	"github.com/spf13/cobra"
 )
 
@@ -80,6 +81,6 @@ func encodeValidateAndRun() error {
 
 // encodeRun runs the encode command.
 func encodeRun(inMediaType string, in []byte, out io.Writer) error {
-	_, err := encoding.Convert(inMediaType, encoding.StorageBinaryMediaType, in, out)
+	_, err := encoding.Convert(scheme.Codecs, inMediaType, encoding.StorageBinaryMediaType, in, out)
 	return err
 }
diff --git a/cmd/extract.go b/cmd/extract.go
index fc1bedc..56a3da1 100644
--- a/cmd/extract.go
+++ b/cmd/extract.go
@@ -27,6 +27,7 @@ import (
 	"github.com/coreos/etcd/mvcc/mvccpb"
 	"github.com/etcd-io/auger/pkg/data"
 	"github.com/etcd-io/auger/pkg/encoding"
+	"github.com/etcd-io/auger/pkg/scheme"
 	"github.com/google/safetext/yamltemplate"
 	"github.com/spf13/cobra"
 )
@@ -221,7 +222,7 @@ func printValue(filename string, key string, version string, raw bool, outMediaT
 		fmt.Fprintf(out, "%s\n", string(in))
 		return nil
 	}
-	_, err = encoding.DetectAndConvert(outMediaType, in, out)
+	_, err = encoding.DetectAndConvert(scheme.Codecs, outMediaType, in, out)
 	return err
 }
 
@@ -243,7 +244,7 @@ func printLeafItemSummary(kv *mvccpb.KeyValue, out io.Writer) error {
 
 // printLeafItemValue prints an etcd value for a given boltdb leaf item.
 func printLeafItemValue(kv *mvccpb.KeyValue, outMediaType string, out io.Writer) error {
-	_, err := encoding.DetectAndConvert(outMediaType, kv.Value, out)
+	_, err := encoding.DetectAndConvert(scheme.Codecs, outMediaType, kv.Value, out)
 	return err
 }
 
@@ -264,7 +265,7 @@ func printKeySummaries(filename string, keyPrefix string, revision int64, fields
 		}
 	}
 	proj := &data.KeySummaryProjection{HasKey: hasKey, HasValue: hasValue}
-	summaries, err := data.ListKeySummaries(filename, []data.Filter{data.NewPrefixFilter(keyPrefix)}, proj, revision)
+	summaries, err := data.ListKeySummaries(scheme.Codecs, filename, []data.Filter{data.NewPrefixFilter(keyPrefix)}, proj, revision)
 	if err != nil {
 		return err
 	}
@@ -300,7 +301,7 @@ func printTemplateSummaries(filename string, keyPrefix string, revision int64, t
 	}
 
 	// We don't have a simple way to determine if the template uses the key or value or not
-	summaries, err := data.ListKeySummaries(filename, append(filters, data.NewPrefixFilter(keyPrefix)), &data.KeySummaryProjection{HasKey: true, HasValue: true}, revision)
+	summaries, err := data.ListKeySummaries(scheme.Codecs, filename, append(filters, data.NewPrefixFilter(keyPrefix)), &data.KeySummaryProjection{HasKey: true, HasValue: true}, revision)
 	if err != nil {
 		return err
 	}
diff --git a/go.mod b/go.mod
index 7df38ab..3d26656 100644
--- a/go.mod
+++ b/go.mod
@@ -8,19 +8,19 @@ require (
 	github.com/google/safetext v0.0.0-20220914124124-e18e3fe012bf
 	github.com/spf13/cobra v1.8.0
 	gopkg.in/yaml.v2 v2.4.0
-	k8s.io/api v0.0.0-20180521142803-feb48db456a5
-	k8s.io/apimachinery v0.0.0-20180515182440-31dade610c05
+	k8s.io/api v0.29.3
+	k8s.io/apimachinery v0.29.3
+	k8s.io/client-go v0.29.3
 )
 
 require (
-	github.com/ghodss/yaml v1.0.0 // indirect
+	github.com/go-logr/logr v1.3.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/golang/glog v1.2.0 // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/stretchr/testify v1.9.0 // indirect
@@ -28,7 +28,11 @@ require (
 	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	google.golang.org/protobuf v1.33.0 // indirect
-	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/klog/v2 v2.110.1 // indirect
+	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 9d05f37..31bbd5d 100644
--- a/go.sum
+++ b/go.sum
@@ -6,14 +6,13 @@ github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46t
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
-github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
+github.com/go-logr/logr v1.3.0 h1:2y3SDp0ZXuc6/cjLSZ+Q3ir+QB9T/iG5yYRXqsagWSY=
+github.com/go-logr/logr v1.3.0/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
 github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
-github.com/golang/glog v1.2.0 h1:uCdmnmatrKCgMBlM4rMuJZWOkPDqdbZPnrMXDY4gI68=
-github.com/golang/glog v1.2.0/go.mod h1:6AhwSGph0fcJtXVM/PEHPqZlFeoLxhs7/t5UDAwmO+w=
 github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
 github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
@@ -27,17 +26,19 @@ github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnr
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/kr/pretty v0.2.1 h1:Fmg33tUaq4/8ym9TJN1x7sLJnHVwhP33CNkpYV/7rwI=
-github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
-github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
-github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
+github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
+github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
+github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
@@ -87,11 +88,24 @@ gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntN
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-k8s.io/api v0.0.0-20180521142803-feb48db456a5 h1:ZkJvJIvl22AqkIYbow7+ZkJCZ/Vf5TnLyJ1Q5UpFXEI=
-k8s.io/api v0.0.0-20180521142803-feb48db456a5/go.mod h1:iuAfoD4hCxJ8Onx9kaTIt30j7jUFS00AXQi6QMi99vA=
-k8s.io/apimachinery v0.0.0-20180515182440-31dade610c05 h1:IxbzCht0hGNBVprna3ou1lB+jvFGT2Sh83htT2jL4sk=
-k8s.io/apimachinery v0.0.0-20180515182440-31dade610c05/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
+k8s.io/api v0.29.3 h1:2ORfZ7+bGC3YJqGpV0KSDDEVf8hdGQ6A03/50vj8pmw=
+k8s.io/api v0.29.3/go.mod h1:y2yg2NTyHUUkIoTC+phinTnEa3KFM6RZ3szxt014a80=
+k8s.io/apimachinery v0.29.3 h1:2tbx+5L7RNvqJjn7RIuIKu9XTsIZ9Z5wX2G22XAa5EU=
+k8s.io/apimachinery v0.29.3/go.mod h1:hx/S4V2PNW4OMg3WizRrHutyB5la0iCUbZym+W0EQIU=
+k8s.io/client-go v0.29.3 h1:R/zaZbEAxqComZ9FHeQwOh3Y1ZUs7FaHKZdQtIc2WZg=
+k8s.io/client-go v0.29.3/go.mod h1:tkDisCvgPfiRpxGnOORfkljmS+UrW+WtXAy2fTvXJB0=
+k8s.io/klog/v2 v2.110.1 h1:U/Af64HJf7FcwMcXyKm2RPM22WZzyR7OSpYj5tg3cL0=
+k8s.io/klog/v2 v2.110.1/go.mod h1:YGtd1984u+GgbuZ7e08/yBuAfKLSO0+uR1Fhi6ExXjo=
+k8s.io/utils v0.0.0-20230726121419-3b25d923346b h1:sgn3ZU783SCgtaSJjpcVVlRqd6GSnlTLKgpAAttJvpI=
+k8s.io/utils v0.0.0-20230726121419-3b25d923346b/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
+sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=
+sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd/go.mod h1:B8JuhiUyNFVKdsE8h686QcCxMaH6HrOAZj4vswFpcB0=
+sigs.k8s.io/structured-merge-diff/v4 v4.4.1 h1:150L+0vs/8DA78h1u02ooW1/fFq/Lwr+sGiqlzvrtq4=
+sigs.k8s.io/structured-merge-diff/v4 v4.4.1/go.mod h1:N8hJocpFajUSSeSJ9bOZ77VzejKZaXsTtZo4/u7Io08=
+sigs.k8s.io/yaml v1.3.0 h1:a2VclLzOGrwOHDiV8EfBGhvjHvP46CtW5j6POvhYGGo=
+sigs.k8s.io/yaml v1.3.0/go.mod h1:GeOyir5tyXNByN85N/dRIT9es5UQNerPYEKK56eTBm8=
diff --git a/hack/gen_scheme.sh b/hack/gen_scheme.sh
new file mode 100755
index 0000000..54309a5
--- /dev/null
+++ b/hack/gen_scheme.sh
@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+# Copyright 2024 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+DIR="$(dirname "${BASH_SOURCE[0]}")"
+ROOT_DIR="$(realpath "${DIR}/..")"
+
+function gen() {
+  cat <<EOF
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package scheme
+
+// Don't edit this file directly. It is generated by scheme.sh.
+import (
+EOF
+
+  find "${ROOT_DIR}/vendor/k8s.io/api" | grep register.go | sed "s#${ROOT_DIR}/vendor/##g" | sed "s#/register.go##g" | awk -F '/' '{print "	"$3$4, "\""$1"\/"$2"\/"$3"\/"$4"\""}' | sort
+
+  cat <<EOF
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+// AddToScheme adds all types of this clientset into the given scheme.
+func AddToScheme(scheme *runtime.Scheme) {
+EOF
+
+  find "${ROOT_DIR}/vendor/k8s.io/api" | grep register.go | sed "s#${ROOT_DIR}/vendor/##g" | sed "s#/register.go##g" | awk -F '/' '{print "	_ = " $3$4"\.AddToScheme(scheme)"}' | sort
+
+  cat <<EOF
+}
+EOF
+}
+
+gen
diff --git a/hack/tools/tools.go b/hack/tools/tools.go
new file mode 100644
index 0000000..fea5897
--- /dev/null
+++ b/hack/tools/tools.go
@@ -0,0 +1,21 @@
+/*
+Copyright 2024 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package tools
+
+import (
+	_ "k8s.io/client-go/kubernetes/scheme"
+)
diff --git a/pkg/data/data.go b/pkg/data/data.go
index bfc6473..bc73242 100644
--- a/pkg/data/data.go
+++ b/pkg/data/data.go
@@ -30,6 +30,7 @@ import (
 	"github.com/coreos/etcd/mvcc/mvccpb"
 	"github.com/etcd-io/auger/pkg/encoding"
 	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/serializer"
 )
 
 // See etcd/mvcc/kvstore.go:keyBucketName
@@ -200,7 +201,7 @@ func getCompactRevision(db *bolt.DB) (int64, error) {
 }
 
 // ListKeySummaries returns a result set with all the provided filters and projections applied.
-func ListKeySummaries(filename string, filters []Filter, proj *KeySummaryProjection, revision int64) ([]*KeySummary, error) {
+func ListKeySummaries(codecs serializer.CodecFactory, filename string, filters []Filter, proj *KeySummaryProjection, revision int64) ([]*KeySummary, error) {
 	var err error
 	db, err := bolt.Open(filename, 0400, &bolt.Options{})
 	if err != nil {
@@ -231,7 +232,7 @@ func ListKeySummaries(filename string, filters []Filter, proj *KeySummaryProject
 				var valJson string
 				var typeMeta *runtime.TypeMeta
 				var err error
-				if typeMeta, err = encoding.DetectAndConvert(encoding.JsonMediaType, kv.Value, buf); err == nil {
+				if typeMeta, err = encoding.DetectAndConvert(codecs, encoding.JsonMediaType, kv.Value, buf); err == nil {
 					valJson = strings.TrimSpace(buf.String())
 				}
 				var key string
diff --git a/pkg/data/data_test.go b/pkg/data/data_test.go
index cc8bbb5..a431a12 100644
--- a/pkg/data/data_test.go
+++ b/pkg/data/data_test.go
@@ -18,6 +18,8 @@ package data
 
 import (
 	"testing"
+
+	"github.com/etcd-io/auger/pkg/scheme"
 )
 
 const (
@@ -84,7 +86,7 @@ func TestListKeySummariesFilters(t *testing.T) {
 				missingKeys[key] = struct{}{}
 			}
 			unexpectedKeys := map[string]struct{}{}
-			results, err := ListKeySummaries(tt.file, tt.filters, ProjectEverything, 0)
+			results, err := ListKeySummaries(scheme.Codecs, tt.file, tt.filters, ProjectEverything, 0)
 			if err != nil {
 				t.Fatal(err)
 			}
diff --git a/pkg/encoding/encoding.go b/pkg/encoding/encoding.go
index 68283e4..e8fc3c3 100644
--- a/pkg/encoding/encoding.go
+++ b/pkg/encoding/encoding.go
@@ -60,17 +60,17 @@ func ToMediaType(out string) (string, error) {
 // DetectAndConvert first detects the media type of the in param data and then converts it from
 // the kv store encoded data to the given output format using kubernetes' api machinery to
 // perform the conversion.
-func DetectAndConvert(outMediaType string, in []byte, out io.Writer) (*runtime.TypeMeta, error) {
+func DetectAndConvert(codecs serializer.CodecFactory, outMediaType string, in []byte, out io.Writer) (*runtime.TypeMeta, error) {
 	inMediaType, in, err := DetectAndExtract(in)
 	if err != nil {
 		return nil, err
 	}
-	return Convert(inMediaType, outMediaType, in, out)
+	return Convert(codecs, inMediaType, outMediaType, in, out)
 }
 
 // Convert from kv store encoded data to the given output format using kubernetes' api machinery to
 // perform the conversion.
-func Convert(inMediaType, outMediaType string, in []byte, out io.Writer) (*runtime.TypeMeta, error) {
+func Convert(codecs serializer.CodecFactory, inMediaType, outMediaType string, in []byte, out io.Writer) (*runtime.TypeMeta, error) {
 	if inMediaType == StorageBinaryMediaType && outMediaType == ProtobufMediaType {
 		return nil, DecodeRaw(in, out)
 	}
@@ -92,11 +92,11 @@ func Convert(inMediaType, outMediaType string, in []byte, out io.Writer) (*runti
 			encoded = append(encoded, '\n')
 		}
 	} else {
-		inCodec, err := newCodec(typeMeta, inMediaType)
+		inCodec, err := newCodec(codecs, typeMeta, inMediaType)
 		if err != nil {
 			return nil, err
 		}
-		outCodec, err := newCodec(typeMeta, outMediaType)
+		outCodec, err := newCodec(codecs, typeMeta, outMediaType)
 		if err != nil {
 			return nil, err
 		}
@@ -209,12 +209,12 @@ func DecodeUnknown(in []byte) (*runtime.Unknown, error) {
 }
 
 // NewCodec creates a new kubernetes storage codec for encoding and decoding persisted data.
-func newCodec(typeMeta *runtime.TypeMeta, mediaType string) (runtime.Codec, error) {
+func newCodec(codecs serializer.CodecFactory, typeMeta *runtime.TypeMeta, mediaType string) (runtime.Codec, error) {
 	// For api machinery purposes, we treat StorageBinaryMediaType as ProtobufMediaType
 	if mediaType == StorageBinaryMediaType {
 		mediaType = ProtobufMediaType
 	}
-	mediaTypes := Codecs.SupportedMediaTypes()
+	mediaTypes := codecs.SupportedMediaTypes()
 
 	info, ok := runtime.SerializerInfoForMediaType(mediaTypes, mediaType)
 	if !ok {
@@ -223,14 +223,14 @@ func newCodec(typeMeta *runtime.TypeMeta, mediaType string) (runtime.Codec, erro
 		}
 		info = mediaTypes[0]
 	}
-	cfactory := serializer.DirectCodecFactory{CodecFactory: Codecs}
+
 	gv, err := schema.ParseGroupVersion(typeMeta.APIVersion)
 	if err != nil {
 		return nil, fmt.Errorf("unable to parse meta APIVersion '%s': %s", typeMeta.APIVersion, err)
 	}
-	encoder := cfactory.EncoderForVersion(info.Serializer, gv)
-	decoder := cfactory.DecoderToVersion(info.Serializer, gv)
-	codec := cfactory.CodecForVersions(encoder, decoder, gv, gv)
+	encoder := codecs.EncoderForVersion(info.Serializer, gv)
+	decoder := codecs.DecoderToVersion(info.Serializer, gv)
+	codec := codecs.CodecForVersions(encoder, decoder, gv, gv)
 	return codec, nil
 }
 
diff --git a/pkg/encoding/scheme.go b/pkg/encoding/scheme.go
deleted file mode 100644
index 6d546c7..0000000
--- a/pkg/encoding/scheme.go
+++ /dev/null
@@ -1,150 +0,0 @@
-/*
-Copyright 2017 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package encoding
-
-import (
-	"os"
-
-	admissionv1beta1 "k8s.io/api/admission/v1beta1"
-
-	admissionregistrationv1alpha1 "k8s.io/api/admissionregistration/v1alpha1"
-	admissionregistrationv1beta1 "k8s.io/api/admissionregistration/v1beta1"
-
-	appsv1 "k8s.io/api/apps/v1"
-	appsv1beta1 "k8s.io/api/apps/v1beta1"
-	appsv1beta2 "k8s.io/api/apps/v1beta2"
-
-	authenticationv1 "k8s.io/api/authentication/v1"
-	authenticationv1beta1 "k8s.io/api/authentication/v1beta1"
-
-	authorizationv1 "k8s.io/api/authorization/v1"
-	authorizationv1beta1 "k8s.io/api/authorization/v1beta1"
-
-	autoscalingv1 "k8s.io/api/autoscaling/v1"
-	autoscalingv2beta1 "k8s.io/api/autoscaling/v2beta1"
-
-	batchv1 "k8s.io/api/batch/v1"
-	batchv1beta1 "k8s.io/api/batch/v1beta1"
-	batchv2alpha1 "k8s.io/api/batch/v2alpha1"
-
-	certificatesv1beta1 "k8s.io/api/certificates/v1beta1"
-
-	corev1 "k8s.io/api/core/v1"
-
-	eventsv1beta1 "k8s.io/api/events/v1beta1"
-
-	extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
-
-	imagepolicyv1alpha1 "k8s.io/api/imagepolicy/v1alpha1"
-
-	networkingv1 "k8s.io/api/networking/v1"
-
-	policyv1beta1 "k8s.io/api/policy/v1beta1"
-
-	rbacv1 "k8s.io/api/rbac/v1"
-	rbacv1alpha1 "k8s.io/api/rbac/v1alpha1"
-	rbacv1beta1 "k8s.io/api/rbac/v1beta1"
-
-	schedulingv1alpha1 "k8s.io/api/scheduling/v1alpha1"
-
-	settingsv1alpha1 "k8s.io/api/settings/v1alpha1"
-
-	storagev1 "k8s.io/api/storage/v1"
-	storagev1alpha1 "k8s.io/api/storage/v1alpha1"
-	storagev1beta1 "k8s.io/api/storage/v1beta1"
-
-	"k8s.io/apimachinery/pkg/apimachinery/registered"
-	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	runtime "k8s.io/apimachinery/pkg/runtime"
-	schema "k8s.io/apimachinery/pkg/runtime/schema"
-	serializer "k8s.io/apimachinery/pkg/runtime/serializer"
-)
-
-var Registry = registered.NewOrDie(os.Getenv("KUBE_API_VERSIONS"))
-var Scheme = runtime.NewScheme()
-var Codecs = serializer.NewCodecFactory(Scheme)
-var ParameterCodec = runtime.NewParameterCodec(Scheme)
-
-func init() {
-	v1.AddToGroupVersion(Scheme, schema.GroupVersion{Version: "v1"})
-	AddToScheme(Scheme)
-}
-
-// AddToScheme adds all types of this clientset into the given scheme. This allows composition
-// of clientsets, like in:
-//
-//   import (
-//     "k8s.io/client-go/kubernetes"
-//     clientsetscheme "k8s.io/client-go/kuberentes/scheme"
-//     aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
-//   )
-//
-//   kclientset, _ := kubernetes.NewForConfig(c)
-//   aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
-//
-// After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
-// correctly.
-//nolint:errcheck
-func AddToScheme(scheme *runtime.Scheme) {
-	admissionv1beta1.AddToScheme(scheme)
-
-	admissionregistrationv1alpha1.AddToScheme(scheme)
-	admissionregistrationv1beta1.AddToScheme(scheme)
-
-	appsv1.AddToScheme(scheme)
-	appsv1beta1.AddToScheme(scheme)
-	appsv1beta2.AddToScheme(scheme)
-
-	authenticationv1.AddToScheme(scheme)
-	authenticationv1beta1.AddToScheme(scheme)
-
-	authorizationv1.AddToScheme(scheme)
-	authorizationv1beta1.AddToScheme(scheme)
-
-	autoscalingv1.AddToScheme(scheme)
-	autoscalingv2beta1.AddToScheme(scheme)
-
-	batchv1.AddToScheme(scheme)
-	batchv1beta1.AddToScheme(scheme)
-	batchv2alpha1.AddToScheme(scheme)
-
-	certificatesv1beta1.AddToScheme(scheme)
-
-	corev1.AddToScheme(scheme)
-
-	eventsv1beta1.AddToScheme(scheme)
-
-	extensionsv1beta1.AddToScheme(scheme)
-
-	imagepolicyv1alpha1.AddToScheme(scheme)
-
-	networkingv1.AddToScheme(scheme)
-
-	policyv1beta1.AddToScheme(scheme)
-
-	rbacv1.AddToScheme(scheme)
-	rbacv1alpha1.AddToScheme(scheme)
-	rbacv1beta1.AddToScheme(scheme)
-
-	schedulingv1alpha1.AddToScheme(scheme)
-
-	settingsv1alpha1.AddToScheme(scheme)
-
-	storagev1.AddToScheme(scheme)
-	storagev1alpha1.AddToScheme(scheme)
-	storagev1beta1.AddToScheme(scheme)
-}
diff --git a/pkg/scheme/init.go b/pkg/scheme/init.go
new file mode 100644
index 0000000..c396a8f
--- /dev/null
+++ b/pkg/scheme/init.go
@@ -0,0 +1,32 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package scheme
+
+import (
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/runtime/serializer"
+)
+
+var Scheme = runtime.NewScheme()
+var Codecs = serializer.NewCodecFactory(Scheme)
+
+func init() {
+	v1.AddToGroupVersion(Scheme, schema.GroupVersion{Version: "v1"})
+	AddToScheme(Scheme)
+}
diff --git a/pkg/scheme/scheme.go b/pkg/scheme/scheme.go
new file mode 100644
index 0000000..9cec047
--- /dev/null
+++ b/pkg/scheme/scheme.go
@@ -0,0 +1,128 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package scheme
+
+// Don't edit this file directly. It is generated by gen_scheme.sh.
+import (
+	admissionregistrationv1 "k8s.io/api/admissionregistration/v1"
+	admissionregistrationv1alpha1 "k8s.io/api/admissionregistration/v1alpha1"
+	admissionregistrationv1beta1 "k8s.io/api/admissionregistration/v1beta1"
+	apiserverinternalv1alpha1 "k8s.io/api/apiserverinternal/v1alpha1"
+	appsv1 "k8s.io/api/apps/v1"
+	appsv1beta1 "k8s.io/api/apps/v1beta1"
+	appsv1beta2 "k8s.io/api/apps/v1beta2"
+	authenticationv1 "k8s.io/api/authentication/v1"
+	authenticationv1alpha1 "k8s.io/api/authentication/v1alpha1"
+	authenticationv1beta1 "k8s.io/api/authentication/v1beta1"
+	authorizationv1 "k8s.io/api/authorization/v1"
+	authorizationv1beta1 "k8s.io/api/authorization/v1beta1"
+	autoscalingv1 "k8s.io/api/autoscaling/v1"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+	autoscalingv2beta1 "k8s.io/api/autoscaling/v2beta1"
+	autoscalingv2beta2 "k8s.io/api/autoscaling/v2beta2"
+	batchv1 "k8s.io/api/batch/v1"
+	batchv1beta1 "k8s.io/api/batch/v1beta1"
+	certificatesv1 "k8s.io/api/certificates/v1"
+	certificatesv1alpha1 "k8s.io/api/certificates/v1alpha1"
+	certificatesv1beta1 "k8s.io/api/certificates/v1beta1"
+	coordinationv1 "k8s.io/api/coordination/v1"
+	coordinationv1beta1 "k8s.io/api/coordination/v1beta1"
+	corev1 "k8s.io/api/core/v1"
+	discoveryv1 "k8s.io/api/discovery/v1"
+	discoveryv1beta1 "k8s.io/api/discovery/v1beta1"
+	eventsv1 "k8s.io/api/events/v1"
+	eventsv1beta1 "k8s.io/api/events/v1beta1"
+	extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
+	flowcontrolv1 "k8s.io/api/flowcontrol/v1"
+	flowcontrolv1beta1 "k8s.io/api/flowcontrol/v1beta1"
+	flowcontrolv1beta2 "k8s.io/api/flowcontrol/v1beta2"
+	flowcontrolv1beta3 "k8s.io/api/flowcontrol/v1beta3"
+	networkingv1 "k8s.io/api/networking/v1"
+	networkingv1alpha1 "k8s.io/api/networking/v1alpha1"
+	networkingv1beta1 "k8s.io/api/networking/v1beta1"
+	nodev1 "k8s.io/api/node/v1"
+	nodev1alpha1 "k8s.io/api/node/v1alpha1"
+	nodev1beta1 "k8s.io/api/node/v1beta1"
+	policyv1 "k8s.io/api/policy/v1"
+	policyv1beta1 "k8s.io/api/policy/v1beta1"
+	rbacv1 "k8s.io/api/rbac/v1"
+	rbacv1alpha1 "k8s.io/api/rbac/v1alpha1"
+	rbacv1beta1 "k8s.io/api/rbac/v1beta1"
+	resourcev1alpha2 "k8s.io/api/resource/v1alpha2"
+	schedulingv1 "k8s.io/api/scheduling/v1"
+	schedulingv1alpha1 "k8s.io/api/scheduling/v1alpha1"
+	schedulingv1beta1 "k8s.io/api/scheduling/v1beta1"
+	storagev1 "k8s.io/api/storage/v1"
+	storagev1alpha1 "k8s.io/api/storage/v1alpha1"
+	storagev1beta1 "k8s.io/api/storage/v1beta1"
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+// AddToScheme adds all types of this clientset into the given scheme.
+func AddToScheme(scheme *runtime.Scheme) {
+	_ = admissionregistrationv1.AddToScheme(scheme)
+	_ = admissionregistrationv1alpha1.AddToScheme(scheme)
+	_ = admissionregistrationv1beta1.AddToScheme(scheme)
+	_ = apiserverinternalv1alpha1.AddToScheme(scheme)
+	_ = appsv1.AddToScheme(scheme)
+	_ = appsv1beta1.AddToScheme(scheme)
+	_ = appsv1beta2.AddToScheme(scheme)
+	_ = authenticationv1.AddToScheme(scheme)
+	_ = authenticationv1alpha1.AddToScheme(scheme)
+	_ = authenticationv1beta1.AddToScheme(scheme)
+	_ = authorizationv1.AddToScheme(scheme)
+	_ = authorizationv1beta1.AddToScheme(scheme)
+	_ = autoscalingv1.AddToScheme(scheme)
+	_ = autoscalingv2.AddToScheme(scheme)
+	_ = autoscalingv2beta1.AddToScheme(scheme)
+	_ = autoscalingv2beta2.AddToScheme(scheme)
+	_ = batchv1.AddToScheme(scheme)
+	_ = batchv1beta1.AddToScheme(scheme)
+	_ = certificatesv1.AddToScheme(scheme)
+	_ = certificatesv1alpha1.AddToScheme(scheme)
+	_ = certificatesv1beta1.AddToScheme(scheme)
+	_ = coordinationv1.AddToScheme(scheme)
+	_ = coordinationv1beta1.AddToScheme(scheme)
+	_ = corev1.AddToScheme(scheme)
+	_ = discoveryv1.AddToScheme(scheme)
+	_ = discoveryv1beta1.AddToScheme(scheme)
+	_ = eventsv1.AddToScheme(scheme)
+	_ = eventsv1beta1.AddToScheme(scheme)
+	_ = extensionsv1beta1.AddToScheme(scheme)
+	_ = flowcontrolv1.AddToScheme(scheme)
+	_ = flowcontrolv1beta1.AddToScheme(scheme)
+	_ = flowcontrolv1beta2.AddToScheme(scheme)
+	_ = flowcontrolv1beta3.AddToScheme(scheme)
+	_ = networkingv1.AddToScheme(scheme)
+	_ = networkingv1alpha1.AddToScheme(scheme)
+	_ = networkingv1beta1.AddToScheme(scheme)
+	_ = nodev1.AddToScheme(scheme)
+	_ = nodev1alpha1.AddToScheme(scheme)
+	_ = nodev1beta1.AddToScheme(scheme)
+	_ = policyv1.AddToScheme(scheme)
+	_ = policyv1beta1.AddToScheme(scheme)
+	_ = rbacv1.AddToScheme(scheme)
+	_ = rbacv1alpha1.AddToScheme(scheme)
+	_ = rbacv1beta1.AddToScheme(scheme)
+	_ = resourcev1alpha2.AddToScheme(scheme)
+	_ = schedulingv1.AddToScheme(scheme)
+	_ = schedulingv1alpha1.AddToScheme(scheme)
+	_ = schedulingv1beta1.AddToScheme(scheme)
+	_ = storagev1.AddToScheme(scheme)
+	_ = storagev1alpha1.AddToScheme(scheme)
+	_ = storagev1beta1.AddToScheme(scheme)
+}