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跳至内容Run Python in the browser with Pyodide — no server.
Full tool — runs in your browser. No sign-up required.
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Run Python in the browser with Pyodide — no server.
Developer utilities should be fast, copy-friendly, and predictable. Paste or drop input, get a reliable result — no CLI install required.
Use this free Python REPL whenever you need a browser-local result without creating an account.
Open the Python REPL page — no registration required.
Paste, upload, or configure your input.
Review the live result and adjust options.
Copy or download the output to your device.
Processing is designed to stay in your browser session unless a mode explicitly notes a network call.
本地该工具在您的浏览器中本地处理数据。 Tentaco 在此模式下不会收到您的文件内容。
Run Python in the browser with Pyodide — no server. Open the tool in your browser — no account or install required.
Yes — runs locally in your browser.
No — processing runs locally in your browser. Your files and inputs do not leave your device unless the tool explicitly uses the network.
JSON Formatter — 漂亮的打印验证
JSON Formatter — 漂亮的打印验证 — 使用可读的树视图格式化和验证 JSON — 在部署之前捕获语法错误。免费在浏览器中使用，无需注册；标准处理在本地完成，文件不会上传到 Tentaco 服务器。
SQL Query (DuckDB) online — free
Run SQL against CSV/Parquet locally with DuckDB WASM.
Terminal Playground online — free
xterm.js terminal with a tiny fake learning shell.
Code Studio 在线 — 免费
格式化、验证和转换 JSON、XML、SQL、HTML、CSS、JS 等 — 一个开发人员工作区。
Python notebook online — free
Multi-cell Pyodide notebook with markdown and code — saves locally.
Local AI text online — free
Summarize and translate text offline with Transformers.js in your browser.
Visual Pipeline online — free
Build multi-step file transform pipelines visually.
MJML Email online — free
Compile MJML to responsive email HTML locally.