
Nim (programming language)
Go Programming Language
V (programming language)
C++
Perl
D (Programming Language)
Zig
Programming language with Ruby-like syntax that compiles to efficient native code.

Domains Monitor
zonefiles.io
Newly Registered Domains Lists
AllZonefiles.io
Domain-Monitor.io
DomainTools
WhoisXML API
Daily updated lists of registered domain names, downloadable domain datasets. WHOIS and Reverse-DNS datasets.

Which is more popular?
Based on our record, Crystal (programming language) seems to be more popular. It has been mentioned 123 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | crystal-lang.org | netapi.com |
| Pricing | ||
| Company | — | Startup from Cyprus |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Crystal (programming language) yet.
Lists of 400M+ classic and country domains, WHOIS data, and reverse DNS lookup. Lists of newly registered and expired domains. Daily updated domain datasets. Accessible manually or via a simple API.
What each product offers, as listed by its team.


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


As answered by people managing Crystal (programming language) and NetAPI.
NetAPI's answer:
We monitor 400mln+ domain names in 1,390 domain zones (including country codes), and our datasets are updated daily.
NetAPI's answer:
World-biggest domain database and robust API
Share your experience with using Crystal (programming language) and NetAPI. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Which can include type assertions but also a lot more. The agents seem to do well with this. I've also had good results using agents to write Crystal https://crystal-lang.org/ which is Ruby-like but does have the static types and... - Source: Hacker News / 4 months ago
Sounds a lot like Crystal, which is also similar to Ruby and features a green fiber runtime: https://crystal-lang.org/#concurrency. - Source: Hacker News / 5 months ago
> 1. Go with a better type system. A compiled language, that has sum types, no-nil, and generics. I was looking for something like that and eventually found Crystal (https://crystal-lang.org) as a closest match: LLVM compiled, strong... - Source: Hacker News / 7 months ago
Tracking NetAPI since Dec 2025.
When comparing Crystal (programming language) and NetAPI, you can also consider the following products.

The Nim programming language is a concise, fast programming language that compiles to C, C++ and JavaScript.
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List of all active domains in all zones. Registered domains database with daily updates, contact details and powerful API. ccTLD and gTLD zones with contacts and details.
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Go, also called golang, is a programming language initially developed at Google in 2007 by Robert...
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List of registered domain names updated daily
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Simple, fast, safe, compiled language for developing maintainable software.
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Domain Index’s Newly Registered Domains List is an extensive daily compilation of newly registered domain names as they appear in the Domain Name System (DNS).
Compare Newly Registered Domains Lists to Crystal (programming language) or NetAPI: