age-vanity-keygen

This tool generates age X25519 identity with a recipient that has a specified prefix. The output is identical to age-keygen.

Compared to similar tools, it uses the fastest search algorithm, see vanity25519 for algorithm implementation 🚀

Usage

Install the tool locally and run:

$ go install github.com/AlexanderYastrebov/age-vanity-keygen@latest

$ age-vanity-keygen 23456
Found age123456... in 0s after 17326213 attempts (65543471 attempts/s)
# created: 2025-08-18T18:18:18+02:00
# public key: age123456gpgacec4alqvqnfdacx6djhx98wzwn4l3eh5q5n5ec2evdsfzn7tn
AGE-SECRET-KEY-1XRTF5T02CR2HEC29RAH29Y46DPHQ7EAPK5EEPYKTFE3682LPWSCS4CXJSX

$ echo AGE-SECRET-KEY-1XRTF5T02CR2HEC29RAH29Y46DPHQ7EAPK5EEPYKTFE3682LPWSCS4CXJSX | age-keygen -y
age123456gpgacec4alqvqnfdacx6djhx98wzwn4l3eh5q5n5ec2evdsfzn7tn

or use the Docker image:

$ docker pull ghcr.io/alexanderyastrebov/age-vanity-keygen:latest
$ docker run  ghcr.io/alexanderyastrebov/age-vanity-keygen:latest 23456

Performance

The tool checks ~65'000'000 keys per second on a laptop. In practice, it finds a 6-character prefix within a minute. Each additional character increases search time by a factor of 32.

Similar tools

• vanity-rage
• vanity-age
• vanity-age-keygen