UnblockDevs icon
UnblockDevs icon

UnblockDevs

UnblockDevs is a free suite of developer tools that runs 100% in your browser — nothing is sent to servers, no signup required.

Mask SQL table and column names before sending queries to ChatGPT or any AI. Tables become T_00001, columns become C_00001 — fully reversible in one click. 100% browser-based, nothing leaves your device.

Cost / License

  • Free
  • Proprietary

Platforms

  • Online
Mask JSON keys and values before sending API payloads to AI tools. Preserves structure while replacing sensitive data with safe placeholders. Paste masked JSON into ChatGPT, get help, restore original values instantly.
Convert HAR files exported from Chrome, Firefox, or Safari into cURL commands. Instantly replay any captured network request from your browser's DevTools. Free, browser-based, no upload required.
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Paste messy SQL and get clean, readable queries instantly. Supports MySQL, PostgreSQL, Oracle, Trino, and more — no signup, no install. 100% browser-based, your queries never leave your device.
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Features

Properties

  1.  Lightweight
  2.  Privacy focused
  3.  AI-Powered

Features

  1.  Syntax Highlighting
  2.  No Tracking
  3.  No registration required
  4.  Dark Mode
  5.  Image to Base64
  6.  Base64 decode
  7.  Base64 Encode

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UnblockDevs was added to AlternativeTo by sophi-79323 on and this page was last updated .
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What is UnblockDevs?

UnblockDevs is a free suite of developer tools that runs 100% in your browser — nothing is sent to servers, no signup required.

The core tools help developers use AI safely: mask JSON payloads and SQL schema names before sending to ChatGPT or any AI, then restore the original values after. This prevents accidental leaks of API keys, database schemas, and sensitive identifiers.

Tools included:

  • JSON Shield — mask JSON keys and values before sending to AI
  • AI Schema Masker — mask SQL table and column names for AI prompts
  • HAR to cURL — convert HAR files to cURL commands
  • cURL Converter — convert cURL to Python, JavaScript, and more
  • JWT Decoder — decode and inspect JWT tokens
  • Log Unpacker — unescape and decode stringified JSON logs
  • JSON Formatter, Validator, Fixer, Diff
  • JSON to Excel converter
  • Base64 Encoder/Decoder
  • Password Generator, UUID Generator
  • CORS Tester, Regex Tester, Hash Generator
  • 30+ tools total

All tools are free, client-side only, and require no account or installation.