SiDevTools 作者： DevAyu

Stop switching tabs to check a timestamp or format JSON.

SiDevTools adds a sleek, "Liquid Glass" dashboard to your Firefox sidebar, giving you instant access to the essential utilities every developer needs. Designed to sit quietly next to your code or documentation, it remembers your inputs so you never lose your context.

🛠️ The Toolkit:

JSON Formatter: Instantly prettify and validate ugly JSON.

JWT Decoder: Visualize Header and Payload data from tokens.

Color Picker: Professional picker with Hex, RGB, and Opacity (Alpha) support.

Smart Timestamp: Convert Unix Epochs to human dates (and back) instantly.

Secure Hash: Generate SHA-256 hashes using native browser crypto.

Base64 & URL: Encode/Decode strings and parameters safely.


🔒 Privacy Promise:

100% Offline: This extension does not have internet access permissions.

Local-Only: Your data (tokens, hashes, JSON) never leaves your machine.

Zero Tracking: No analytics. No telemetry. Just tools.


Made with ❤️ for the developer community.