├── readme.md
├── decodeLevels.js
├── decodeSave.js
└── crypto.js


/readme.md:
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1 | ![](https://i.imgur.com/lWdA3OU.gif)


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/decodeLevels.js:
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 1 | const fs = require('fs')
 2 | const Crypto = require('./crypto.js')
 3 | let crypto = new Crypto()
 4 | 
 5 | let gdSave = process.env.HOME || process.env.USERPROFILE + "/AppData/Local/GeometryDash/CCLocalLevels.dat"
 6 | 
 7 | fs.readFile(gdSave, 'utf8', function (err, saveData) {
 8 |     if (err) return console.log("Error! Could not open or find GD save file")
 9 |     let decoded = crypto.decode(saveData)
10 |     if (!decoded) return
11 |     fs.writeFileSync('CCLocalLevels.xml', decoded, 'utf8')
12 |     console.log(`Saved!`);
13 | })


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/decodeSave.js:
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 1 | const fs = require('fs')
 2 | const Crypto = require('./crypto.js')
 3 | let crypto = new Crypto()
 4 | 
 5 | let gdSave = process.env.HOME || process.env.USERPROFILE + "/AppData/Local/GeometryDash/CCGameManager.dat"
 6 | 
 7 | fs.readFile(gdSave, 'utf8', function (err, saveData) {
 8 |     if (err) return console.log("Error! Could not open or find GD save file")
 9 |     let decoded = crypto.decode(saveData)
10 |     if (!decoded) return
11 |     fs.writeFileSync('CCGameManager.xml', decoded, 'utf8')
12 |     console.log(`Saved!`);
13 | })


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/crypto.js:
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 1 | const zlib = require('zlib')
 2 | 
 3 | module.exports = class crypto {
 4 | 
 5 |     xor(str, key) {     
 6 |         str = String(str).split('').map(letter => letter.charCodeAt());
 7 |         let res = "";
 8 |         for (let i = 0; i < str.length; i++) res += String.fromCodePoint(str[i] ^ key);
 9 |         return res; 
10 |     }
11 | 
12 |     decode(data) {
13 |         console.log("Decoding...")
14 |         if (data.startsWith('<?xml version="1.0"?>')) return data
15 |         let decoded = this.xor(data, 11)
16 |         decoded = Buffer.from(decoded, 'base64')
17 |         try { return zlib.unzipSync(decoded).toString() }
18 |         catch (e) { return console.log("Error! GD save file seems to be corrupt!") }
19 |     }
20 | 
21 | }


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