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calculator.net
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DeveloperToolStack
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Free, no-signup calculators for the money side of building software and freelancing

Quake
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Unreal Tournament
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Doom
Red Eclipse
Veloren
Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.

Which is more popular?
Based on our record, Xonotic seems to be more popular. It has been mentioned 35 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devfinancetools.com | xonotic.org |
| Pricing | ||
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


DevFinanceTools is a collection of free, no-signup calculators for the money side of building software and freelancing. Everything runs in your browser — no account, no tracking beyond basic page-view analytics — and every tool shows its formulas and benchmarks so you can check the maths...
No description of Xonotic yet.
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FOSG: Xonotic Review
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How often each product is chosen within a category, 0–100% relative to the other.


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Recommendations tracked on public social media and blogs since March 2021.


Tracking DevFinanceTools since Aug 2026.
Open-source one: Xonotic https://xonotic.org/. - Source: Hacker News / 10 months ago
This is a good list, and there are some games on here I've never heard of. That said, I would suggest the addition of Xonotic[0] to the 'first-person games' category. [0] https://xonotic.org. - Source: Hacker News / 11 months ago
I looked it up: Xonotic was the answer! It was actually quite fun, even though I had to compile from source to play on an outdated office server :) https://xonotic.org/. - Source: Hacker News / over 2 years ago
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