NexusLabs DevKit โ 8+ Developer Tools by Akash Kumar Singh
JSON Formatter, Base64, Hash, UUID, Regex, URL Encoder, Case Converter, JWT Decoder โ all offline. Zero tracking.
Extension Metadata
About this extension
๐ NexusLabs DevKit โ 8 Essential Developer Tools in One Extension
Stop juggling browser tabs for basic dev tasks. NexusLabs DevKit puts 8 powerful, privacy-first developer utilities into a single beautiful popup โ right in your browser toolbar.
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
โ TOOLS INCLUDED
1๏ธโฃ JSON Formatter & Validator
โข Format (pretty-print) any JSON with proper indentation
โข Minify JSON to a single line
โข Validate JSON and see clear error messages
โข Syntax-highlighted output
2๏ธโฃ Base64 Encode / Decode
โข Encode any text to Base64
โข Decode Base64 back to readable text
โข One-click copy to clipboard
3๏ธโฃ Hash Generator
โข Generate SHA-1, SHA-256, SHA-384, SHA-512 hashes
โข Instant computation using Web Crypto API
โข Perfect for verifying file integrity or generating checksums
4๏ธโฃ UUID Generator
โข Generate RFC 4122 v4 UUIDs
โข Bulk generation mode โ create multiple UUIDs at once
โข One-click copy
5๏ธโฃ Regex Tester
โข Test regex patterns against sample text
โข Live match highlighting
โข Support for flags (g, i, m, s)
โข Group capture display
6๏ธโฃ URL Encode / Decode
โข Percent-encode URL components
โข Decode percent-encoded strings
โข Handles special characters correctly
7๏ธโฃ Case Converter
โข Convert between: camelCase, snake_case, kebab-case, PascalCase, UPPER CASE, lower case, Title Case
โข Paste in any format, click to convert
8๏ธโฃ JWT Decoder
โข Decode JWT tokens instantly
โข View header and payload separately
โข Check token expiry time
โข No server needed โ decoded entirely in your browser
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ PRIVACY FIRST โ ZERO DATA COLLECTION
โข No network requests โ everything runs 100% locally in your browser
โข No analytics or tracking โ we don't use Google Analytics, Mixpanel, or any tracker
โข No data storage โ nothing is saved, cached, or persisted
โข No permissions โ zero access to your browsing history, tabs, or data
โข Open source โ full source code available on GitHub
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐จ BEAUTIFUL UI
โข Modern glassmorphism dark theme
โข Clean tabbed interface โ switch between tools instantly
โข Responsive layout that works at any zoom level
โข Smooth animations and visual feedback
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ PART OF NEXUSLABS
NexusLabs DevKit is part of the NexusLabs extension family โ 14 extensions covering developer tools, converters, calculators, and more.
Visit nexuslabs.website for 325+ free online tools.
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ PERMISSIONS
This extension requires NO special permissions. It cannot:
โข Read your browsing history
โข Access your tabs or bookmarks
โข Make network requests
โข Store any data
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ก SUPPORT
โข GitHub: github.com/AkashKumarSingh11032001/nexuslabs-xtend
โข Website: nexuslabs.website
โข License: MIT (free and open source)
Stop juggling browser tabs for basic dev tasks. NexusLabs DevKit puts 8 powerful, privacy-first developer utilities into a single beautiful popup โ right in your browser toolbar.
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
โ TOOLS INCLUDED
1๏ธโฃ JSON Formatter & Validator
โข Format (pretty-print) any JSON with proper indentation
โข Minify JSON to a single line
โข Validate JSON and see clear error messages
โข Syntax-highlighted output
2๏ธโฃ Base64 Encode / Decode
โข Encode any text to Base64
โข Decode Base64 back to readable text
โข One-click copy to clipboard
3๏ธโฃ Hash Generator
โข Generate SHA-1, SHA-256, SHA-384, SHA-512 hashes
โข Instant computation using Web Crypto API
โข Perfect for verifying file integrity or generating checksums
4๏ธโฃ UUID Generator
โข Generate RFC 4122 v4 UUIDs
โข Bulk generation mode โ create multiple UUIDs at once
โข One-click copy
5๏ธโฃ Regex Tester
โข Test regex patterns against sample text
โข Live match highlighting
โข Support for flags (g, i, m, s)
โข Group capture display
6๏ธโฃ URL Encode / Decode
โข Percent-encode URL components
โข Decode percent-encoded strings
โข Handles special characters correctly
7๏ธโฃ Case Converter
โข Convert between: camelCase, snake_case, kebab-case, PascalCase, UPPER CASE, lower case, Title Case
โข Paste in any format, click to convert
8๏ธโฃ JWT Decoder
โข Decode JWT tokens instantly
โข View header and payload separately
โข Check token expiry time
โข No server needed โ decoded entirely in your browser
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ PRIVACY FIRST โ ZERO DATA COLLECTION
โข No network requests โ everything runs 100% locally in your browser
โข No analytics or tracking โ we don't use Google Analytics, Mixpanel, or any tracker
โข No data storage โ nothing is saved, cached, or persisted
โข No permissions โ zero access to your browsing history, tabs, or data
โข Open source โ full source code available on GitHub
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐จ BEAUTIFUL UI
โข Modern glassmorphism dark theme
โข Clean tabbed interface โ switch between tools instantly
โข Responsive layout that works at any zoom level
โข Smooth animations and visual feedback
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ PART OF NEXUSLABS
NexusLabs DevKit is part of the NexusLabs extension family โ 14 extensions covering developer tools, converters, calculators, and more.
Visit nexuslabs.website for 325+ free online tools.
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ PERMISSIONS
This extension requires NO special permissions. It cannot:
โข Read your browsing history
โข Access your tabs or bookmarks
โข Make network requests
โข Store any data
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
๐ก SUPPORT
โข GitHub: github.com/AkashKumarSingh11032001/nexuslabs-xtend
โข Website: nexuslabs.website
โข License: MIT (free and open source)
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More information
- Version
- 1.0.0
- Size
- 47.06 kB
- Last updated
- 6 days ago (8 Mar 2026)
- Related Categories
- Licence
- All Rights Reserved
- Version History
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