diff --git a/simple-mind-map/full.js b/simple-mind-map/full.js
index 3cd5a9da..315f7d54 100644
--- a/simple-mind-map/full.js
+++ b/simple-mind-map/full.js
@@ -5,9 +5,13 @@ import KeyboardNavigation from './src/KeyboardNavigation.js'
 import Export from './src/Export.js'
 import Drag from './src/Drag.js'
 import Select from './src/Select.js'
+import AssociativeLine from './src/AssociativeLine'
+import RichText from './src/RichText'
 import xmind from './src/parse/xmind.js'
+import markdown from './src/parse/markdown.js'
 
 MindMap.xmind = xmind
+MindMap.markdown = markdown
 
 MindMap
   .usePlugin(MiniMap)
@@ -16,5 +20,7 @@ MindMap
   .usePlugin(KeyboardNavigation)
   .usePlugin(Export)
   .usePlugin(Select)
+  .usePlugin(AssociativeLine)
+  .usePlugin(RichText)
 
 export default MindMap
\ No newline at end of file
diff --git a/simple-mind-map/package-lock.json b/simple-mind-map/package-lock.json
index 4a85bc53..dccb243b 100644
--- a/simple-mind-map/package-lock.json
+++ b/simple-mind-map/package-lock.json
@@ -1,11 +1,11 @@
 {
   "name": "simple-mind-map",
-  "version": "0.4.6",
+  "version": "0.4.7",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "0.4.6",
+      "version": "0.4.7",
       "license": "MIT",
       "dependencies": {
         "@svgdotjs/svg.js": "^3.0.16",
@@ -15,6 +15,7 @@
         "html2canvas": "^1.4.1",
         "jspdf": "^2.5.1",
         "jszip": "^3.10.1",
+        "mdast-util-from-markdown": "^1.3.0",
         "quill": "^1.3.6",
         "uuid": "^9.0.0",
         "xml-js": "^1.6.11"
@@ -135,11 +136,37 @@
         "url": "https://github.com/sponsors/Fuzzyma"
       }
     },
+    "node_modules/@types/debug": {
+      "version": "4.1.7",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.7.tgz",
+      "integrity": "sha512-9AonUzyTjXXhEOa0DnqpzZi6VHlqKMswga9EXjpXnnqxwLtdvPPtlO8evrI5D9S6asFRCQ6v+wpiUKbw+vKqyg==",
+      "dependencies": {
+        "@types/ms": "*"
+      }
+    },
+    "node_modules/@types/mdast": {
+      "version": "3.0.11",
+      "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-3.0.11.tgz",
+      "integrity": "sha512-Y/uImid8aAwrEA24/1tcRZwpxX3pIFTSilcNDKSPn+Y2iDywSEachzRuvgAYYLR3wpGXAsMbv5lvKLDZLeYPAw==",
+      "dependencies": {
+        "@types/unist": "*"
+      }
+    },
+    "node_modules/@types/ms": {
+      "version": "0.7.31",
+      "resolved": "https://registry.npmjs.org/@types/ms/-/ms-0.7.31.tgz",
+      "integrity": "sha512-iiUgKzV9AuaEkZqkOLDIvlQiL6ltuZd9tGcW3gwpnX8JbuiuhFlEGmmFXEXkN50Cvq7Os88IY2v0dkDqXYWVgA=="
+    },
     "node_modules/@types/raf": {
       "version": "3.4.0",
       "resolved": "https://registry.npmjs.org/@types/raf/-/raf-3.4.0.tgz",
       "integrity": "sha512-taW5/WYqo36N7V39oYyHP9Ipfd5pNFvGTIQsNGj86xV88YQ7GnI30/yMfKDF7Zgin0m3e+ikX88FvImnK4RjGw=="
     },
+    "node_modules/@types/unist": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/@types/unist/-/unist-2.0.6.tgz",
+      "integrity": "sha512-PBjIUxZHOuj0R15/xuwJYjFi+KZdNFrehocChv4g5hu6aFroHue8m0lBP0POdK2nKzbw0cgV1mws8+V/JAcEkQ=="
+    },
     "node_modules/acorn": {
       "version": "8.8.1",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.8.1.tgz",
@@ -308,6 +335,15 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/character-entities": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/character-entities/-/character-entities-2.0.2.tgz",
+      "integrity": "sha512-shx7oQ0Awen/BRIdkjkvz54PnEEI/EjwXDSIZp86/KKdbafHh1Df/RYGBhn4hbe2+uKC9FnT5UCEdyPz3ai9hQ==",
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
     "node_modules/clone": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
@@ -381,7 +417,6 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
       "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
-      "dev": true,
       "dependencies": {
         "ms": "2.1.2"
       },
@@ -394,6 +429,18 @@
         }
       }
     },
+    "node_modules/decode-named-character-reference": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/decode-named-character-reference/-/decode-named-character-reference-1.0.2.tgz",
+      "integrity": "sha512-O8x12RzrUF8xyVcY0KJowWsmaJxQbmy0/EtnNtHRpsOcT7dFk5W598coHqBVpmWo1oQQfsCqfCmkZN5DJrZVdg==",
+      "dependencies": {
+        "character-entities": "^2.0.0"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/wooorm"
+      }
+    },
     "node_modules/deep-equal": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/deep-equal/-/deep-equal-1.1.1.tgz",
@@ -439,6 +486,22 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/dequal": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/dequal/-/dequal-2.0.3.tgz",
+      "integrity": "sha512-0je+qPKHEMohvfRTCEo3CrPG6cAzAYgmzKyxRiYSSDkS6eGJdyVJm7WaYA5ECaAD9wLB2T4EEeymA5aFVcYXCA==",
+      "engines": {
+        "node": ">=6"
+      }
+    },
+    "node_modules/diff": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-5.1.0.tgz",
+      "integrity": "sha512-D+mk+qE8VC/PAUrlAU34N+VfXev0ghe5ywmpqrawphmVZc1bEfn56uo9qpyGp1p4xpzOHkSW4ztBd6L7Xx4ACw==",
+      "engines": {
+        "node": ">=0.3.1"
+      }
+    },
     "node_modules/doctrine": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-3.0.0.tgz",
@@ -1081,6 +1144,14 @@
         "setimmediate": "^1.0.5"
       }
     },
+    "node_modules/kleur": {
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/kleur/-/kleur-4.1.5.tgz",
+      "integrity": "sha512-o+NO+8WrRiQEE4/7nwRJhN1HWpVmJm511pBHUxPLtp0BUISzlBplORYSmTclCnJvQq2tKu/sgl3xVpkc7ZWuQQ==",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/levn": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/levn/-/levn-0.4.1.tgz",
@@ -1123,6 +1194,463 @@
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       "dev": true
     },
+    "node_modules/mdast-util-from-markdown": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-from-markdown/-/mdast-util-from-markdown-1.3.0.tgz",
+      "integrity": "sha512-HN3W1gRIuN/ZW295c7zi7g9lVBllMgZE40RxCX37wrTPWXCWtpvOZdfnuK+1WNpvZje6XuJeI3Wnb4TJEUem+g==",
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+        "@types/unist": "^2.0.0",
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+        "mdast-util-to-string": "^3.1.0",
+        "micromark": "^3.0.0",
+        "micromark-util-decode-numeric-character-reference": "^1.0.0",
+        "micromark-util-decode-string": "^1.0.0",
+        "micromark-util-normalize-identifier": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0",
+        "unist-util-stringify-position": "^3.0.0",
+        "uvu": "^0.5.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
+    "node_modules/mdast-util-to-string": {
+      "version": "3.1.1",
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+      "integrity": "sha512-CTIwxlOnU7dEshXDQ+dsr2n+yxpP0+fn271pu0bwDIS8uqfFcumXpj5mLn3hSC8iw2MUr6Gx8EcKng1dD7i6hg==",
+      "requires": {
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0",
+        "uvu": "^0.5.0"
+      }
+    },
+    "micromark-factory-space": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-factory-space/-/micromark-factory-space-1.0.0.tgz",
+      "integrity": "sha512-qUmqs4kj9a5yBnk3JMLyjtWYN6Mzfcx8uJfi5XAveBniDevmZasdGBba5b4QsvRcAkmvGo5ACmSUmyGiKTLZew==",
+      "requires": {
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-types": "^1.0.0"
+      }
+    },
+    "micromark-factory-title": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/micromark-factory-title/-/micromark-factory-title-1.0.2.tgz",
+      "integrity": "sha512-zily+Nr4yFqgMGRKLpTVsNl5L4PMu485fGFDOQJQBl2NFpjGte1e86zC0da93wf97jrc4+2G2GQudFMHn3IX+A==",
+      "requires": {
+        "micromark-factory-space": "^1.0.0",
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0",
+        "uvu": "^0.5.0"
+      }
+    },
+    "micromark-factory-whitespace": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-factory-whitespace/-/micromark-factory-whitespace-1.0.0.tgz",
+      "integrity": "sha512-Qx7uEyahU1lt1RnsECBiuEbfr9INjQTGa6Err+gF3g0Tx4YEviPbqqGKNv/NrBaE7dVHdn1bVZKM/n5I/Bak7A==",
+      "requires": {
+        "micromark-factory-space": "^1.0.0",
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0"
+      }
+    },
+    "micromark-util-character": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-character/-/micromark-util-character-1.1.0.tgz",
+      "integrity": "sha512-agJ5B3unGNJ9rJvADMJ5ZiYjBRyDpzKAOk01Kpi1TKhlT1APx3XZk6eN7RtSz1erbWHC2L8T3xLZ81wdtGRZzg==",
+      "requires": {
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0"
+      }
+    },
+    "micromark-util-chunked": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-chunked/-/micromark-util-chunked-1.0.0.tgz",
+      "integrity": "sha512-5e8xTis5tEZKgesfbQMKRCyzvffRRUX+lK/y+DvsMFdabAicPkkZV6gO+FEWi9RfuKKoxxPwNL+dFF0SMImc1g==",
+      "requires": {
+        "micromark-util-symbol": "^1.0.0"
+      }
+    },
+    "micromark-util-classify-character": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-classify-character/-/micromark-util-classify-character-1.0.0.tgz",
+      "integrity": "sha512-F8oW2KKrQRb3vS5ud5HIqBVkCqQi224Nm55o5wYLzY/9PwHGXC01tr3d7+TqHHz6zrKQ72Okwtvm/xQm6OVNZA==",
+      "requires": {
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0"
+      }
+    },
+    "micromark-util-combine-extensions": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-combine-extensions/-/micromark-util-combine-extensions-1.0.0.tgz",
+      "integrity": "sha512-J8H058vFBdo/6+AsjHp2NF7AJ02SZtWaVUjsayNFeAiydTxUwViQPxN0Hf8dp4FmCQi0UUFovFsEyRSUmFH3MA==",
+      "requires": {
+        "micromark-util-chunked": "^1.0.0",
+        "micromark-util-types": "^1.0.0"
+      }
+    },
+    "micromark-util-decode-numeric-character-reference": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-decode-numeric-character-reference/-/micromark-util-decode-numeric-character-reference-1.0.0.tgz",
+      "integrity": "sha512-OzO9AI5VUtrTD7KSdagf4MWgHMtET17Ua1fIpXTpuhclCqD8egFWo85GxSGvxgkGS74bEahvtM0WP0HjvV0e4w==",
+      "requires": {
+        "micromark-util-symbol": "^1.0.0"
+      }
+    },
+    "micromark-util-decode-string": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/micromark-util-decode-string/-/micromark-util-decode-string-1.0.2.tgz",
+      "integrity": "sha512-DLT5Ho02qr6QWVNYbRZ3RYOSSWWFuH3tJexd3dgN1odEuPNxCngTCXJum7+ViRAd9BbdxCvMToPOD/IvVhzG6Q==",
+      "requires": {
+        "decode-named-character-reference": "^1.0.0",
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-decode-numeric-character-reference": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0"
+      }
+    },
+    "micromark-util-encode": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/micromark-util-encode/-/micromark-util-encode-1.0.1.tgz",
+      "integrity": "sha512-U2s5YdnAYexjKDel31SVMPbfi+eF8y1U4pfiRW/Y8EFVCy/vgxk/2wWTxzcqE71LHtCuCzlBDRU2a5CQ5j+mQA=="
+    },
+    "micromark-util-html-tag-name": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-html-tag-name/-/micromark-util-html-tag-name-1.1.0.tgz",
+      "integrity": "sha512-BKlClMmYROy9UiV03SwNmckkjn8QHVaWkqoAqzivabvdGcwNGMMMH/5szAnywmsTBUzDsU57/mFi0sp4BQO6dA=="
+    },
+    "micromark-util-normalize-identifier": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-normalize-identifier/-/micromark-util-normalize-identifier-1.0.0.tgz",
+      "integrity": "sha512-yg+zrL14bBTFrQ7n35CmByWUTFsgst5JhA4gJYoty4Dqzj4Z4Fr/DHekSS5aLfH9bdlfnSvKAWsAgJhIbogyBg==",
+      "requires": {
+        "micromark-util-symbol": "^1.0.0"
+      }
+    },
+    "micromark-util-resolve-all": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-resolve-all/-/micromark-util-resolve-all-1.0.0.tgz",
+      "integrity": "sha512-CB/AGk98u50k42kvgaMM94wzBqozSzDDaonKU7P7jwQIuH2RU0TeBqGYJz2WY1UdihhjweivStrJ2JdkdEmcfw==",
+      "requires": {
+        "micromark-util-types": "^1.0.0"
+      }
+    },
+    "micromark-util-sanitize-uri": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/micromark-util-sanitize-uri/-/micromark-util-sanitize-uri-1.1.0.tgz",
+      "integrity": "sha512-RoxtuSCX6sUNtxhbmsEFQfWzs8VN7cTctmBPvYivo98xb/kDEoTCtJQX5wyzIYEmk/lvNFTat4hL8oW0KndFpg==",
+      "requires": {
+        "micromark-util-character": "^1.0.0",
+        "micromark-util-encode": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0"
+      }
+    },
+    "micromark-util-subtokenize": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/micromark-util-subtokenize/-/micromark-util-subtokenize-1.0.2.tgz",
+      "integrity": "sha512-d90uqCnXp/cy4G881Ub4psE57Sf8YD0pim9QdjCRNjfas2M1u6Lbt+XZK9gnHL2XFhnozZiEdCa9CNfXSfQ6xA==",
+      "requires": {
+        "micromark-util-chunked": "^1.0.0",
+        "micromark-util-symbol": "^1.0.0",
+        "micromark-util-types": "^1.0.0",
+        "uvu": "^0.5.0"
+      }
+    },
+    "micromark-util-symbol": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/micromark-util-symbol/-/micromark-util-symbol-1.0.1.tgz",
+      "integrity": "sha512-oKDEMK2u5qqAptasDAwWDXq0tG9AssVwAx3E9bBF3t/shRIGsWIRG+cGafs2p/SnDSOecnt6hZPCE2o6lHfFmQ=="
+    },
+    "micromark-util-types": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/micromark-util-types/-/micromark-util-types-1.0.2.tgz",
+      "integrity": "sha512-DCfg/T8fcrhrRKTPjRrw/5LLvdGV7BHySf/1LOZx7TzWZdYRjogNtyNq885z3nNallwr3QUKARjqvHqX1/7t+w=="
+    },
     "minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -2533,11 +3400,15 @@
         "brace-expansion": "^1.1.7"
       }
     },
+    "mri": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/mri/-/mri-1.2.0.tgz",
+      "integrity": "sha512-tzzskb3bG8LvYGFF/mDTpq3jpI6Q9wc3LEmBaghu+DdCssd1FakN7Bc0hVNmEyGq1bq3RgfkCb3cmQLpNPOroA=="
+    },
     "ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
-      "dev": true
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
     },
     "natural-compare": {
       "version": "1.4.0",
@@ -2779,6 +3650,14 @@
         "queue-microtask": "^1.2.2"
       }
     },
+    "sade": {
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/sade/-/sade-1.8.1.tgz",
+      "integrity": "sha512-xal3CZX1Xlo/k4ApwCFrHVACi9fBqJ7V+mwhBsuf/1IOKbBy098Fex+Wa/5QMubw09pSZ/u8EY8PWgevJsXp1A==",
+      "requires": {
+        "mri": "^1.1.0"
+      }
+    },
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
@@ -2880,6 +3759,14 @@
       "integrity": "sha512-Ne+eE4r0/iWnpAxD852z3A+N0Bt5RN//NjJwRd2VFHEmrywxf5vsZlh4R6lixl6B+wz/8d+maTSAkN1FIkI3LQ==",
       "dev": true
     },
+    "unist-util-stringify-position": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/unist-util-stringify-position/-/unist-util-stringify-position-3.0.3.tgz",
+      "integrity": "sha512-k5GzIBZ/QatR8N5X2y+drfpWG8IDBzdnVj6OInRNWm1oXrzydiaAT2OQiA8DPRRZyAKb9b6I2a6PxYklZD0gKg==",
+      "requires": {
+        "@types/unist": "^2.0.0"
+      }
+    },
     "uri-js": {
       "version": "4.4.1",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
@@ -2907,6 +3794,17 @@
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz",
       "integrity": "sha512-MXcSTerfPa4uqyzStbRoTgt5XIe3x5+42+q1sDuy3R5MDk66URdLMOZe5aPX/SQd+kuYAh0FdP/pO28IkQyTeg=="
     },
+    "uvu": {
+      "version": "0.5.6",
+      "resolved": "https://registry.npmjs.org/uvu/-/uvu-0.5.6.tgz",
+      "integrity": "sha512-+g8ENReyr8YsOc6fv/NVJs2vFdHBnBNdfE49rshrTzDWOlUx4Gq7KOS2GD8eqhy2j+Ejq29+SbKH8yjkAqXqoA==",
+      "requires": {
+        "dequal": "^2.0.0",
+        "diff": "^5.0.0",
+        "kleur": "^4.0.3",
+        "sade": "^1.7.3"
+      }
+    },
     "which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
diff --git a/simple-mind-map/package.json b/simple-mind-map/package.json
index cf50e66e..ccc78cac 100644
--- a/simple-mind-map/package.json
+++ b/simple-mind-map/package.json
@@ -31,6 +31,7 @@
     "html2canvas": "^1.4.1",
     "jspdf": "^2.5.1",
     "jszip": "^3.10.1",
+    "mdast-util-from-markdown": "^1.3.0",
     "quill": "^1.3.6",
     "uuid": "^9.0.0",
     "xml-js": "^1.6.11"
diff --git a/simple-mind-map/src/Export.js b/simple-mind-map/src/Export.js
index 2ade1789..ec5302ae 100644
--- a/simple-mind-map/src/Export.js
+++ b/simple-mind-map/src/Export.js
@@ -2,6 +2,7 @@ import { imgToDataUrl, downloadFile } from './utils'
 import JsPDF from 'jspdf'
 import { SVG } from '@svgdotjs/svg.js'
 import drawBackgroundImageToCanvas from './utils/simulateCSSBackgroundInCanvas'
+import { transformToMarkdown } from './parse/toMarkdown'
 const URL = window.URL || window.webkitURL || window
 
 //  导出类
@@ -236,6 +237,14 @@ class Export {
   smm(name, withConfig) {
     return this.json(name, withConfig)
   }
+
+  // markdown文件
+  md() {
+    let data = this.mindMap.getData()
+    let content = transformToMarkdown(data)
+    let blob = new Blob([content])
+    return URL.createObjectURL(blob)
+  }
 }
 
 Export.instanceName = 'doExport'
diff --git a/simple-mind-map/src/parse/markdown.js b/simple-mind-map/src/parse/markdown.js
new file mode 100644
index 00000000..18e8693c
--- /dev/null
+++ b/simple-mind-map/src/parse/markdown.js
@@ -0,0 +1,7 @@
+import { transformToMarkdown } from './toMarkdown'
+import { transformMarkdownTo } from './markdownTo'
+
+export default {
+  transformToMarkdown,
+  transformMarkdownTo
+}
diff --git a/simple-mind-map/src/parse/markdownTo.js b/simple-mind-map/src/parse/markdownTo.js
new file mode 100644
index 00000000..38ab7f0f
--- /dev/null
+++ b/simple-mind-map/src/parse/markdownTo.js
@@ -0,0 +1,98 @@
+import { fromMarkdown } from 'mdast-util-from-markdown'
+
+// 处理list的情况
+const handleList = node => {
+  let list = []
+  let walk = (arr, newArr) => {
+    for (let i = 0; i < arr.length; i++) {
+      let cur = arr[i]
+      let node = {}
+      node.data = {
+        // 节点内容
+        text: cur.children[0].children[0].value
+      }
+      node.children = []
+      newArr.push(node)
+      if (cur.children.length > 1) {
+        for (let j = 1; j < cur.children.length; j++) {
+          let cur2 = cur.children[j]
+          if (cur2.type === 'list') {
+            walk(cur2.children, node.children)
+          }
+        }
+      }
+    }
+  }
+  walk(node.children, list)
+  return list
+}
+
+// 将markdown转换成节点树
+export const transformMarkdownTo = async md => {
+  const tree = fromMarkdown(md)
+  let root = {
+    children: []
+  }
+  let childrenQueue = [root.children]
+  let currentChildren = root.children
+  let depthQueue = [-1]
+  let currentDepth = -1
+  for (let i = 0; i < tree.children.length; i++) {
+    let cur = tree.children[i]
+    if (cur.type === 'heading') {
+      if (!cur.children[0]) continue
+      // 创建新节点
+      let node = {}
+      node.data = {
+        // 节点内容
+        text: cur.children[0].value
+      }
+      node.children = []
+      // 如果当前的层级大于上一个节点的层级，那么是其子节点
+      if (cur.depth > currentDepth) {
+        // 添加到上一个节点的子节点列表里
+        currentChildren.push(node)
+        // 更新当前栈和数据
+        childrenQueue.push(node.children)
+        currentChildren = node.children
+        depthQueue.push(cur.depth)
+        currentDepth = cur.depth
+      } else if (cur.depth === currentDepth) {
+        // 如果当前层级等于上一个节点的层级，说明它们是同级节点
+        // 将上一个节点出栈
+        childrenQueue.pop()
+        currentChildren = childrenQueue[childrenQueue.length - 1]
+        depthQueue.pop()
+        currentDepth = depthQueue[depthQueue.length - 1]
+        // 追加到上上个节点的子节点列表里
+        currentChildren.push(node)
+        // 更新当前栈和数据
+        childrenQueue.push(node.children)
+        currentChildren = node.children
+        depthQueue.push(cur.depth)
+        currentDepth = cur.depth
+      } else {
+        // 如果当前层级小于上一个节点的层级，那么一直出栈，直到遇到比当前层级小的节点
+        while (depthQueue.length) {
+          childrenQueue.pop()
+          currentChildren = childrenQueue[childrenQueue.length - 1]
+          depthQueue.pop()
+          currentDepth = depthQueue[depthQueue.length - 1]
+          if (currentDepth < cur.depth) {
+            // 追加到该节点的子节点列表里
+            currentChildren.push(node)
+            // 更新当前栈和数据
+            childrenQueue.push(node.children)
+            currentChildren = node.children
+            depthQueue.push(cur.depth)
+            currentDepth = cur.depth
+            break
+          }
+        }
+      }
+    } else if (cur.type === 'list') {
+      currentChildren.push(...handleList(cur))
+    }
+  }
+  return root.children[0]
+}
diff --git a/simple-mind-map/src/parse/toMarkdown.js b/simple-mind-map/src/parse/toMarkdown.js
new file mode 100644
index 00000000..9164d7d7
--- /dev/null
+++ b/simple-mind-map/src/parse/toMarkdown.js
@@ -0,0 +1,53 @@
+import { walk } from '../utils'
+
+let el = null
+const getText = str => {
+  if (!el) {
+    el = document.createElement('div')
+  }
+  el.innerHTML = str
+  return el.textContent
+}
+
+const getTitleMark = level => {
+  return new Array(level).fill('#').join('')
+}
+
+const getIndentMark = level => {
+  return new Array(level - 6).fill('   ').join('') + '*'
+}
+
+// 转换成markdown格式
+export const transformToMarkdown = root => {
+  let content = ''
+  walk(
+    root,
+    null,
+    (node, parent, isRoot, layerIndex) => {
+      let level = layerIndex + 1
+      let text = node.data.richText ? getText(node.data.text) : node.data.text
+      if (level <= 6) {
+        content += getTitleMark(level)
+      } else {
+        content += getIndentMark(level)
+      }
+      content += ' ' + text
+      // 概要
+      let generalization = node.data.generalization
+      if (generalization && generalization.text) {
+        let generalizationText = generalization.richText
+          ? getText(generalization.text)
+          : generalization.text
+        content += `[${generalizationText}]`
+      }
+      content += '\n\n'
+      // 备注
+      if (node.data.note) {
+        content += node.data.note + '\n\n'
+      }
+    },
+    () => {},
+    true
+  )
+  return content
+}
\ No newline at end of file