Instant Username Search is a free and open-source web app to check if a username is available on services like Facebook, Instagram, Reddit, GitHub and much more. It's available online or as a self-hosted app.

Available.FYI is described as 'Tells you if that username you've always wanted becomes available on Twitter, Instagram, TikTok, Reddit, Facebook, and more' and is an app in the social & communications category. There are six alternatives to Available.FYI for Web-based and Self-Hosted. The best Available.FYI alternative is Instant Username Search, which is both free and Open Source. Other great apps like Available.FYI are Namechk, NameCheckup, 360username and Chirp.blue.
Instant Username Search is a free and open-source web app to check if a username is available on services like Facebook, Instagram, Reddit, GitHub and much more. It's available online or as a self-hosted app.

Use Namechk to see if your desired username or vanity url is still available at dozens of popular Social Networking and Social Bookmarking websites. Promote your brand consistently by registering a username that is still available on the majority of the most popular sites.

NameCheckup is a search tool for available usernames and domains across numerous social networks and popular websites with millions of users. Find available social media handler for your startup, personal brand, business.


360username helps you find, check, and secure the same username across the internet. You can instantly search your preferred name across more than 90 platforms to see where it’s available.




Elon Musk tweeted that Twitter is finally going to purge inactive accounts. This means that you can finally get your desired handle, but you have to be quick!

Handlescout regularly checks Twitter username availability and notifies you by email when a desired handle becomes available.

