Postman is a collaboration platform for API development used by millions of developers.
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Best IT Tools Alternatives ranked by AI · updated Aug 2026
IT Tools is a free, open-source web toolbox for developers, system administrators, and IT professionals. It includes utilities for encoding, hashing, networking, timestamps, UUIDs, QR codes, and data conversion.
Top 6 IT Tools alternatives
IO Tools is an online collection of utilities for common developer and data-formatting tasks. It is aimed at developers who want quick...
Pros
- Runs in a browser without installation
- Covers many small developer utility tasks in one place
- Faster for one-off jobs than opening a full development environment
Cons
- Less comprehensive than dedicated tools such as CyberChef
- Browser-based workflow is less convenient for offline or sensitive data
- Typically offers less automation and customization than desktop developer toolkits
DevToys is a free, open-source Windows utility collection that includes JSON formatting and validation tools. It targets developers who want multiple offline...
Pros
- Provides offline JSON tools alongside encoders, converters, and generators
- Avoids sending sensitive JSON to a web service
- Free and open source for Windows users
Cons
- Windows-focused, unlike browser-based Pretty JSON
- Less specialized for JSON inspection than dedicated web tools
- Not available as a native equivalent across all desktop platforms
Free, open source
4
Insomnia is a powerful API client with advanced features for designing and testing APIs.
Pros
- Intuitive interface
- Supports GraphQL and OAuth
Cons
- Less comprehensive API design features compared to StopLight
Free with paid plans starting at $10 per month
5
CyberChef
GCHQ
CyberChef is a browser-based data transformation tool for developers, analysts, and security professionals. Its visual recipe system handles encoding, decoding, parsing, compression,...
Pros
- Much broader transformation library than Boop
- Runs in a browser on nearly any operating system
- Supports chained operations through reusable recipes
Cons
- Less convenient than Boop for a native macOS scratchpad workflow
- Large interface can feel overwhelming for simple edits
- Not designed as a general-purpose text editor
6
DevUtils
DevUtils
DevUtils is a macOS developer utility app offering tools for JSON, JWTs, URLs, UUIDs, timestamps, text, and other common workflows. It targets...
Pros
- Faster native workflow than IO Tools for repeated tasks
- Works well with keyboard shortcuts and clipboard data
- Useful macOS integrations and privacy-friendly local processing
Cons
- macOS-only
- More limited free access than fully free web tool collections
- Smaller selection of specialized utilities than CyberChef
Freemium, Pro from $39 one-time
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