tldx

Fast domain name availability research tool

TLDR

Check domain availability across TLDs

$ tldx [myapp] --tlds com,io,dev

Show only available domains with prefixes/suffixes

$ tldx [cloud] --prefixes get,my --suffixes hub,ly --available

JSON output with max length filter

$ tldx [startup] --format json --max-length 15

SYNOPSIS

tldx keywords [flags] [options]

tldx generates domain name combinations from keywords, prefixes, and suffixes, then checks their availability via WHOIS lookups using concurrent goroutines. It supports multiple output formats and TLD presets for quick searches.

PARAMETERS

--tlds LIST

Comma-separated list of TLDs to check.

--prefixes LIST

Comma-separated prefixes to prepend.

--suffixes LIST

Comma-separated suffixes to append.

--available

Show only available domains.

--format FORMAT

Output format: text, json, csv, or grouped.

--max-length N

Maximum domain name length.

INSTALL

brew install tldx

nix profile install nixpkgs#tldx

HISTORY

tldx was created by Brandon Young (brandonyoungdev) and is written in Go.