anew
Append only new, unique lines to a file.
KaliParrotpassive
pkg: anew
anew dedupes streaming output against a file — essential for continuous recon so you only see new findings.
Syntax
{stream} | anew {file}
Example
subfinder -d t.tld | anew subs.txt
Adds only previously-unseen subdomains to subs.txt.
Advantages
- Keeps recon incremental
- Outputs only new lines
Disadvantages
- Utility only
- Minor by itself
Tags
#recon#utility
Official docs: anew ↗
Related commands
Frequently asked questions
What is anew used for?
anew dedupes streaming output against a file — essential for continuous recon so you only see new findings.
What is an example anew command?
A common example is: subfinder -d t.tld | anew subs.txt — Adds only previously-unseen subdomains to subs.txt.
Is anew part of Kali Linux?
Yes. anew ships with Kali Linux (and Parrot OS). If missing, install it with: sudo apt install anew.
What category of security tool is anew?
anew is a Web Application tool with a passive-risk profile when run against a live target.
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