Best Free Data Conversion Tools
Free online data conversion tools. Convert between JSON, YAML, CSV, XML, and more formats instantly.
6 recommended tools
1
YAML ⇄ JSON 轉換器
在 YAML 和 JSON 之間轉換
2
CSV ⇄ JSON 轉換器
在 CSV 和 JSON 之間轉換
3
XML ⇄ JSON 轉換器
在 XML 和 JSON 格式之間轉換
4
JSON 轉 TypeScript
生成 TypeScript 接口
5
XML → Java 類別轉換器
將 XML 轉換為帶有 JAXB 和 Lombok 支援的 Java 註解類別
6
圖片 ↔ Base64 轉換器
將圖片轉換為Base64編碼，或將Base64解碼為圖片
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Best Free Data Conversion Tools
Free online data conversion tools. Convert between JSON, YAML, CSV, XML, and more formats instantly. All tools are free, require no installation, and process data entirely in your browser for maximum privacy and speed.
How to Get Started
- Choose a tool from the recommendations above based on your specific need.
- Paste your data (JSON, code, text, etc.) into the input field.
- Get instant results — no waiting, no server uploads.
- Copy, download, or share your processed output.
Why Developers Trust Our Tools
- No Data Leaves Your Browser: All processing is client-side for complete privacy.
- Zero Setup: No installation, no accounts, no downloads needed.
- Works Offline: Once loaded, most tools work without an internet connection.
- Open and Transparent: What you see is what you get — simple, focused tools.