
Omni Calculator
calculator.net
Build vs. Buy Calculator
DeveloperToolStack
DevNestTools
DevTools Advanced
DevTools.fit
Free, no-signup calculators for the money side of building software and freelancing

Open NASA
Google Open Source
Open Source @IFTTT
Nike OSS
NASA Image and Video Library
OpenKube
OpenMCT by NASA
253 NASA open source software projects

Which is more popular?
Based on our record, Code NASA seems to be more popular. It has been mentioned 7 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devfinancetools.com | code.nasa.gov |
| 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 Code NASA yet.
What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DevFinanceTools and Code NASA. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DevFinanceTools since Aug 2026.
Just to be clear this is one center’s first open source release. There’s open source from other centers at https://github.com/nasa. - Source: Hacker News / over 1 year ago
NASA has a good set of open source projects available for public use: https://code.nasa.gov/. - Source: Hacker News / about 3 years ago
Yes, this is no-cost but not necessarily open source. NASA open source software can be found at: https://code.nasa.gov/. - Source: Hacker News / about 3 years ago
When comparing DevFinanceTools and Code NASA, you can also consider the following products.

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Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
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All of Googles open source projects under a single umbrella
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Should you build an internal tool? Or just buy it?
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A collection of IFTTT OSS projects.
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