---
title: "age Modern File Encryption Tool"
description: "Encrypt and decrypt files with age (FiloSottile/age), a simple, modern encryption tool with small explicit keys, post-quantum support, no config options, and UNIX-style composability. A practical replacement for GPG in most workflows."
verification: "security_reviewed"
source: "https://github.com/FiloSottile/age"
category:
  - "Security & Verification"
framework:
  - "Claude Code"
tool_ecosystem:
  github_repo: "FiloSottile/age"
  github_stars: 21824
---

# age Modern File Encryption Tool

Encrypt and decrypt files with age (FiloSottile/age), a simple, modern encryption tool with small explicit keys, post-quantum support, no config options, and UNIX-style composability. A practical replacement for GPG in most workflows.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/age-modern-file-encryption-tool/)