
CyberChef
IT Tools
CodeSwissKnife
10015.io
JSONFormatter.org
JSONLint
A.Tools
A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.

E-Rechnungs-Studio.de
Mustang Project
aiDoks.eu
Invoice-Converter
E-Invoice Map
OctoPDF
NormAPI
Simple PDF files become machine-readable, XML invoices become human-readable.

Which is more popular?
Based on our record, DevToys seems to be more popular. It has been mentioned 16 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devtoys.app | e-invoice.space |
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What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
DevToys - Review and How to Install | The Swiss Army Knife for Developers
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DevToys and E-Invoice.Space. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


There are lots of these, but this is the first that I've seen that focused on frontend dev a bit more. I've saved it to my list of tools for reference. Here's another with a more local / backend / IT flavor: https://it-tools.tech I have... - Source: Hacker News / 10 months ago
Think of DevToys as the developer equivalent of a multi-tool. It’s a desktop app with dozens of handy utilities. - Source: dev.to / about 1 year ago
Devtoys is great and open-source and .NET and cross-platform * https://devtoys.app/ and in context to the thread files-community/files is great and open-source and .NET and cross-platform * https://files.community/. - Source: Hacker News / almost 2 years ago
Tracking E-Invoice.Space since Jun 2025.
When comparing DevToys and E-Invoice.Space, you can also consider the following products.


PDF to XRechnung and ZUGFeRD converter, validator and viewer.
Compare E-Rechnungs-Studio.de to DevToys or E-Invoice.Space:

IT Tools is a free and open-source collection of handy online tools for developers & people working in IT.
Compare IT Tools to DevToys or E-Invoice.Space:

Mustangproject is a open source library and command line tool for FacturX/ZUGFeRD, a PDF-based format for electronic invoices.
Compare Mustang Project to DevToys or E-Invoice.Space:
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.
Compare CodeSwissKnife to DevToys or E-Invoice.Space:

Create, edit and view e-invoices online for free. Convert PDF to e-invoice, transform invoice XML to PDF, and generate UBL 2.1 with OCR scanning, EU VAT validation, and PEPPOL BIS 3.0 compliance.
Compare aiDoks.eu to DevToys or E-Invoice.Space: