
devtoolz.dev
CodeKitHub
DevToys
CodeSwissKnife
All Over Tools
DevNestTools
DevBox
Free browser-based tools for formatting, encoding, decoding, conversion, generators and everyday software development tasks.

Plasmo
Generate Manifests V3 Extensions and Static websites with AI.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | developertoolbox.tech | numodex.com |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


Developer Tool Box is a free collection of browser-based developer utilities for everyday software development. It provides tools for JSON formatting, Base64 conversion, UUID generation, URL encoding, hashing, and more, with additional utilities covering crypto, web, development, networking,...
NuModeX Ext Maker NuModeX Ext Maker is a browser-based AI tool that generates complete browser extensions and static websites from plain-language descriptions. Just describe what you want to build, and it produces all necessary files, including HTML, CSS, JavaScript, and manifest.json, ready to...
What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


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When comparing DeveloperToolBox.tech and NuModeX Ext Maker, you can also consider the following products.

DevToolbox is a free, no-signup collection of 148 client-side developer tools and 78 guides — a lightweight alternative to installing dozens of separate SaaS dev-tool apps.
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Free online tools: JSON formatter, password generator, QR code maker, calculators, converters and more. Fast, private, no login — everything runs in your browser.
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A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
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Feature-packed developer toolkit. Includes text conversion, encoding, UUID generation, cryptography, color conversion, JSON/XML formatting, and more for simplified, efficient development tasks without online data transmission.
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Clean, transform, and validate your data with our secure, browser-based tools. No logs, no tracking, just high-performance utilities.
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