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Focus on Productivity with Secure, Offline Developer Tools

CodeSwissKnife is a powerful, all-in-one developer utility designed to simplify and accelerate your daily tasks.

Choose Your Perfect Developer Toolkit

CodeSwissKnife is available across all your devices. Pick the version that fits your workflow.

CodeSwissKnife Desktop

CodeSwissKnife

For Windows & macOS

The complete developer toolkit for your desktop. Over 17 powerful tools for encoding, parsing, formatting, and more.

  • 17+ Developer Tools
  • Windows & macOS Support
  • Completely Offline
  • Regular Updates
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CodeSwissKnife iPad

CodeSwissKnife

For iPad

Develop on the go with our powerful iPad app. Touch-optimized interface with all essential developer tools.

  • Touch-Optimized UI
  • iPad Pro Compatible
  • Offline & Secure
  • App Store Available
View iPad Version App Store
CodeSwissKnife Bar

CodeSwissKnife Bar

For macOS Menu Bar

Instant access to developer tools right from your Mac's menu bar. Minimal footprint, maximum productivity.

  • Menu Bar Access
  • Minimal Memory Usage
  • Always Available
  • Quick Tools Access
View Bar Version App Store

See CodeSwissKnife in Action

The Ultimate Developer Toolkit - From Developer to Developers

POWERFUL DEVELOPER TOOLS

POWERFUL DEVELOPER TOOLS

Over 17 meticulously crafted developer tools designed to handle your everyday tasks with ease, with new utilities continuously being added.

OFFLINE AND SECURE

OFFLINE AND SECURE

All your data stays on your machine. No need to worry about sharing sensitive information with untrusted websites. CodeSwissKnife ensures complete privacy, working offline without sending your data to external servers.

PRIVACY-FIRST APPROACH

PRIVACY-FIRST APPROACH

We value your privacy. There is no tracking or analytics.

Features

Encoding/Decoding

  • Text Case Converter: Effortlessly switches between different text formats such as Uppercase, Lowercase, CamelCase, and more to suit your needs.
  • Base64 Text Encoder/Decoder: Easily encodes or decodes data to and from Base64, ensuring secure transmission of text.
  • Metadata Remover: Removes metadata from their images, ensuring enhanced privacy and potentially reducing file sizes.
  • URL Encoder/Decoder: Converts text to URL-safe formats and decode it back to human-readable text.
  • HTML Encoder/Decoder: Encodes special HTML characters to ensure proper rendering in web pages, and decode HTML entities back to standard text.
  • GZip String Compressor: Effortlessly compresses and decompresses strings using GZip compression to reduce storage size and improve data transfer efficiency.

Parsing/Generation

  • Password Generator: Easily creates secure and customizable passwords to enhance your online security and protect your sensitive information.
  • UUID Generator: Quickly generates unique identifiers (UUIDs) for your projects, ensuring reliable and consistent identifiers.
  • URI Parser: Analyzes and extracts components from a URI, such as protocol, host, and query parameters, for easy manipulation.

Cryptography

  • Hash Generator: Creates secure hashes using various algorithms (MD5, SHA-1, SHA-256) for password storage, data integrity checks, and more.
  • JWT Validator: Decodes and validates JSON Web Tokens (JWTs) to verify their authenticity and examine payload data.
  • Regex Tester: Allows users to test and debug regular expressions (regex) against input text.

Conversion/Formatting

  • Color Converter: Effortlessly converts colors between various formats enabling seamless integration and manipulation of color data in your applications.
  • Number Base Converter: Converts numbers between different bases (binary, decimal, hexadecimal) quickly and accurately.
  • Epoch Unix Time Converter: Seamlessly converts between Unix time and DateTime formats, handle time zone conversions and retrieve various time-related information to suit your needs.
  • JSON Formatter: Formats and validates JSON data to make it easier to read and debug, helping you catch errors faster.
  • XML Formatter: Beautifies XML documents, making it simpler to read nested data structures and verify XML integrity.
  • Text Diff Check: Provides a side-by-side live text comparison in the editor, allowing users to easily identify differences between two text inputs.
  • Html Preview: Instantly encodes or decodes HTML content and preview the results to ensure your web content is correctly formatted and displayed.
  • Markdown Preview: Effortlessly converts Markdown text to HTML and preview the formatted content to ensure it meets your expectations.

Get CodeSwissKnife 1.3.1

macOS Apple Silicon macOS x64
Windows x64 Windows x86

Changelog

🆕 1.3.1 - 2025-03-23 👍

🐞 Bug Fixes

Changelog

🆕 1.3.0 - 2025-03-03 👍

🆕 New Features

🐞 Bug Fixes

Changelog

🆕 1.1.0 - 2024-12-25 👍

🆕 New Features

🐞 Bug Fixes

Changelog

🆕 1.0.0-beta.3 - 2024-12-10 👍

🆕 New Features

🐞 Bug Fixes

🆕 1.0.0-beta.2 - 2024-11-10 👍

🆕 New Features

🐞 Bug Fixes

FAQ

Yes, your data is completely secure. CodeSwissKnife works entirely offline, so everything you do stays on your device and is never shared online.

No, the app does not use any analytics. We value your privacy and ensure complete privacy.

Absolutely! We plan to continually add new tools and improvements based on user feedback.

I want to give everyone access to CodeSwissKnife while allowing flexibility in pricing, with a minimum of €5.

Yes! All future updates are included in your purchase.

Yes! Your purchase gives you access to both Mac and Windows versions.

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