Dev tools · alternatives · 2026

24 alternatives to Is Available – CLI Domain Availability Checker

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Is Available – CLI Domain Availability Checker launched in 2014; newer entries below may have overtaken it.

1. 1
   CLI for Domainr▲7

   Check domain name availability from the command line. - zachwill/dom

   2012 · github.com · its alternatives →

2. 2IC
   I crossed a thesaurus with a domain availability checking API▲113

   2013 · domainmasher.com · its alternatives →

3. 3
   I made an AI-based domain name generator with availability check▲25

   This project came from my own personal need. There are many AI based domain name generators on the market but most of them don't check for availability. Hopefully it helps someone else.

   2024 · domainnamegenerator.pro · its alternatives →

4. 4
   Domain Availability Checker▲78

   Check domain and compare prices of best registrars

   2022 · goonlinetools.com · its alternatives →

5. 5
   Free Domain Tool▲14

   Domain availability checker

   2025 · domainaide.com · its alternatives →

6. 6
   Zeit CLI Domains▲238

   Buy domains right from your terminal with zero configuration

   2017 · vercel.com · its alternatives →

7. 7
   tldx▲109

   Fast CLI to bulk-check domains via RDAP & MCP

   May 2026 · github.com · its alternatives →

8. 8WC
   WhoSMS - check domain availability via text message▲5

   2013 · whosms-nealrs.rhcloud.com · its alternatives →

9. 9IF
   Ishim – find available one-word domain names▲101

   2021 · ish.im · its alternatives →

10. 10
    Domain Availability Checker | Ease Tools▲3

    Check .com, .in, .net, .org, .io, and 10+ TLDs for free.

    May 2026 · geteasetools.com · its alternatives →

11. 11
    Instant Domain Search▲141

    See Domain Name Search Results As You Type

    2015 · instantdomainsearch.com · its alternatives →

12. 12
    Domain Search MCP – AI-powered domain availability checker▲6

    MCP (Model Context Protocol) server that lets AI assistants check domain availability in real-time. Features: - Multi-source: Porkbun, Namecheap, RDAP, WHOIS - Price comparison across registrars - Social handle checking (GitHub, Twitter, npm, etc.) - Premium domain detection with pricing insights Works with any MCP-compatible client. Install: npx -y domain-search-mcp

    Dec 2025 · github.com · its alternatives →

13. 13
    MyNewDomain.co▲6

    Domain Availability Checker

    2022 · its alternatives →

14. 14
    Is it down by Freshping▲128

    Check if any website is down from 5 global locations

    2019 · freshworks.com · its alternatives →

15. 15
    takenorfree.com▲6

    Domain availability checks for humans and AI agents.

    Jun 2026 · takenorfree.com · its alternatives →

16. 16LO
    List of available domains▲7

    2017 · assafmo.gitlab.io · its alternatives →

17. 17
    Fast Domain Checker▲4

    Lightning-fast domain availability checker with AI assistant

    Jul 2026 · chromewebstore.google.com · its alternatives →

18. 18
    Domain Checker API▲3

    Check all domains informations with one API.

    2020 · its alternatives →

19. 19FA
    Find available domains related to your keyword▲34

    2014 · confirm.io · its alternatives →

20. 20
    AdHelm CLI▲82

    An Open Sourced CLI for Managing Ads

    10d ago · aptsonic.com · its alternatives →

21. 21
    DNS Benchmark Tool – Compare and monitor resolvers▲59

    I built a CLI to benchmark DNS resolvers after discovering DNS was adding 300ms to my API requests. v0.3.0 just released with new features: compare: Test single domain across all resolvers top: Rank resolvers by latency/reliability/balanced monitor: Continuous tracking with threshold alerts 1,400+ downloads in first week. Quick start: pip install dns-benchmark-tool dns-benchmark compare --domain google.com CLI stays free forever. Hosted version (multi-region, historical tracking, alerts) coming Q1 2026. GitHub: https://github.com/frankovo/dns-benchmark-tool…

    Nov 2025 · github.com · its alternatives →

22. 22
    Enquiry.io▲72

    Free online tool to manage enquiries for reserved domains.

    2015 · domains.available.forsale · its alternatives →

23. 23
    Bulk Persistent Connection Checker▲72

    Check if your server supports Persistent Connection

    2017 · supple.com.au · its alternatives →

24. 24
    Domainr – Go terminal tool to find domains for various keywords/TLDs▲8

    Terminal cli app that checks the availability of domains for different configurations of keywords. - MichaelThessel/gomainr

    2017 · github.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →