diff --git a/src/components/DataKeyPair.tsx b/src/components/DataKeyPair.tsx
index 685cc237..4d7d7415 100644
--- a/src/components/DataKeyPair.tsx
+++ b/src/components/DataKeyPair.tsx
@@ -65,6 +65,7 @@ export const DataKeyPair: React.FC<DataKeyPairProps> = (props) => {
     store => store.colorspace.base0C)
   const { Component, PreComponent, PostComponent, Editor } = useTypeComponents(
     value)
+  const quotesOnKeys = useJsonViewerStore(store => store.quotesOnKeys)
   const rootName = useJsonViewerStore(store => store.rootName)
   const isRoot = root === value
   const isNumberKey = Number.isInteger(Number(key))
@@ -164,7 +165,18 @@ export const DataKeyPair: React.FC<DataKeyPairProps> = (props) => {
         </>
     )
   },
-  [Editor, copied, copy, editable, editing, enableClipboard, onChange, path, tempValue, value])
+  [
+    Editor,
+    copied,
+    copy,
+    editable,
+    editing,
+    enableClipboard,
+    onChange,
+    path,
+    tempValue,
+    value
+  ])
 
   const expandable = !!(PreComponent && PostComponent)
   const KeyRenderer = useJsonViewerStore(store => store.keyRenderer)
@@ -220,7 +232,7 @@ export const DataKeyPair: React.FC<DataKeyPairProps> = (props) => {
                   isNumberKey
                     ? <Box component='span'
                        style={{ color: numberKeyColor }}>{key}</Box>
-                    : <>&quot;{key}&quot;</>
+                    : quotesOnKeys ? <>&quot;{key}&quot;</> : <>{key}</>
                 )
         }
         {
diff --git a/src/components/DataTypes/Object.tsx b/src/components/DataTypes/Object.tsx
index a66dc915..b9910c39 100644
--- a/src/components/DataTypes/Object.tsx
+++ b/src/components/DataTypes/Object.tsx
@@ -112,6 +112,7 @@ export const ObjectType: React.FC<DataItemProps<object>> = (props) => {
   const [displayLength, setDisplayLength] = useState(
     useJsonViewerStore(store => store.maxDisplayLength)
   )
+  const objectSortKeys = useJsonViewerStore(store => store.objectSortKeys)
   const elements = useMemo(() => {
     if (!props.inspect) {
       return null
@@ -188,7 +189,16 @@ export const ObjectType: React.FC<DataItemProps<object>> = (props) => {
       })
     } else {
       // object
-      const entries = Object.entries(value)
+      let entries: [key: string, value: unknown][] = Object.entries(value)
+      if (objectSortKeys) {
+        entries = entries.sort(([a], [b]) => {
+          if (objectSortKeys === true) {
+            return a.localeCompare(b)
+          } else {
+            return objectSortKeys(a, b)
+          }
+        })
+      }
       const elements = entries.slice(0, displayLength).map(([key, value]) => {
         const path = [...props.path, key]
         return (
@@ -221,7 +231,9 @@ export const ObjectType: React.FC<DataItemProps<object>> = (props) => {
     props.path,
     groupArraysAfterLength,
     displayLength,
-    keyColor])
+    keyColor,
+    objectSortKeys
+  ])
   const marginLeft = props.inspect ? 0.6 : 0
   const width = useJsonViewerStore(store => store.indentWidth)
   const indentWidth = props.inspect ? width - marginLeft : width
diff --git a/src/stores/JsonViewerStore.ts b/src/stores/JsonViewerStore.ts
index 0e6ba4aa..edb03d8f 100644
--- a/src/stores/JsonViewerStore.ts
+++ b/src/stores/JsonViewerStore.ts
@@ -20,6 +20,8 @@ export type JsonViewerState<T = unknown> = {
   maxDisplayLength: number
   defaultInspectDepth: number
   collapseStringsAfterLength: number
+  objectSortKeys: boolean | ((a: string, b: string) => number)
+  quotesOnKeys: boolean
   colorspace: Colorspace
   editable: boolean | (<U>(path: Path, currentValue: U) => boolean)
   rootName: false | string
@@ -50,6 +52,8 @@ export const createJsonViewerStore = <T = unknown>(props: JsonViewerProps<T>) =>
         keyRenderer: props.keyRenderer ?? DefaultKeyRenderer,
         editable: props.editable ?? true,
         defaultInspectDepth: props.defaultInspectDepth ?? 5,
+        objectSortKeys: props.objectSortKeys ?? false,
+        quotesOnKeys: props.quotesOnKeys ?? true,
         // internal state
         inspectCache: {},
         hoverPath: null,
diff --git a/src/type.ts b/src/type.ts
index 80cd836e..e5131ef2 100644
--- a/src/type.ts
+++ b/src/type.ts
@@ -107,6 +107,23 @@ export type JsonViewerProps<T = unknown> = {
    * @default 100
    */
   collapseStringsAfterLength?: number
+
+  /**
+   * Whether sort keys through `String.prototype.localeCompare()`
+   *
+   * @default false
+   */
+  objectSortKeys?: boolean | ((a: string, b: string) => number)
+
+  /**
+   * set `false` to remove quotes from keys
+   *
+   * true for `"name"`, false for `name`
+   *
+   * @default true
+   */
+  quotesOnKeys?: boolean
+
   className?: string
   style?: React.CSSProperties
   /**
diff --git a/tests/index.test.tsx b/tests/index.test.tsx
index b74f957f..1c047002 100644
--- a/tests/index.test.tsx
+++ b/tests/index.test.tsx
@@ -4,6 +4,61 @@ import { describe, it } from 'vitest'
 
 import { JsonViewer } from '../src'
 
+function aPlusB (a: number, b: number) {
+  return a + b
+}
+
+const loopObject = {
+  foo: 1,
+  goo: 'string'
+} as Record<string, any>
+
+loopObject.self = loopObject
+
+const loopArray = [
+  loopObject
+]
+
+loopArray[1] = loopArray
+
+const longArray = Array.from({ length: 1000 }).map((_, i) => i)
+const map = new Map<any, any>()
+map.set('foo', 1)
+map.set('goo', 'hello')
+map.set({}, 'world')
+
+const set = new Set([1, 2, 3])
+
+const superLongString = '1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111'
+
+const full = {
+  loopObject,
+  loopArray,
+  longArray,
+  string: 'this is a string',
+  integer: 42,
+  array: [19, 19, 810, 'test', NaN],
+  nestedArray: [
+    [1, 2],
+    [3, 4]
+  ],
+  map,
+  set,
+  float: 114.514,
+  undefined,
+  superLongString,
+  object: {
+    'first-child': true,
+    'second-child': false,
+    'last-child': null
+  },
+  fn: aPlusB,
+  string_number: '1234',
+  timer: 0,
+  date: new Date('Tue Sep 13 2022 14:07:44 GMT-0500 (Central Daylight Time)'),
+  bigint: 110101195306153019n
+}
+
 describe('render <JsonViewer/>', () => {
   it('render undefined', () => {
     render(<JsonViewer value={undefined}/>)
@@ -71,4 +126,24 @@ describe('render <JsonViewer/>', () => {
     }}/>)
     render(<JsonViewer value={(a: number, b: number) => a + b}/>)
   })
+
+  it('render full', () => {
+    render(<JsonViewer value={full}/>)
+  })
+})
+
+describe('render <JsonViewer/> with props', () => {
+  it('render with quotesOnKeys', () => {
+    const selection = [true, false]
+    selection.forEach(quotesOnKeys => {
+      render(<JsonViewer value={full} quotesOnKeys={quotesOnKeys}/>)
+    })
+  })
+
+  it('render with objectSortKeys', () => {
+    const selection = [true, false, (a: string, b: string) => a.localeCompare(b)]
+    selection.forEach(objectSortKeys => {
+      render(<JsonViewer value={full} objectSortKeys={objectSortKeys}/>)
+    })
+  })
 })