Ansible Has a Free Automation Tool — Configure Servers, Deploy Apps, and Manage Infrastructure Without Agents

SSH into server. Run apt update. Install nginx. Copy config. Restart service. Repeat for 10 servers. Miss one step on server #7. Debug for an hour.

Ansible automates all of it. Write a YAML playbook once, run it against 100 servers. Idempotent — run it twice, nothing breaks. No agent to install on servers.

What You Get Free

GPL licensed:

• Agentless — uses SSH, nothing to install on targets
• YAML playbooks — human-readable automation
• Idempotent — safe to run repeatedly
• 2,000+ modules — files, packages, services, Docker, cloud providers
• Roles — reusable automation components
• Ansible Galaxy — community roles marketplace
• Inventory — static or dynamic (AWS, GCP, Azure, Docker)
• Vault — encrypt secrets in playbooks
• Templates — Jinja2 templating for configs
• Collections — bundled modules, plugins, roles

Quick Start

pip install ansible

# inventory.ini
# [webservers]
# 192.168.1.10
# 192.168.1.11

# playbook.yml
cat > playbook.yml << 'EOF'
- hosts: webservers
  become: yes
  tasks:
    - name: Install nginx
      apt:
        name: nginx
        state: present

    - name: Copy config
      template:
        src: nginx.conf.j2
        dest: /etc/nginx/nginx.conf
      notify: Restart nginx

    - name: Ensure nginx running
      service:
        name: nginx
        state: started
        enabled: yes

  handlers:
    - name: Restart nginx
      service:
        name: nginx
        state: restarted
EOF

ansible-playbook -i inventory.ini playbook.yml

What You Can Build

1. Server provisioning — install packages, configure users, set up firewall on new servers.
2. App deployment — pull code, build, restart services across multiple servers.
3. Security hardening — enforce SSH config, disable root, set up fail2ban.
4. Docker management — deploy docker-compose stacks to multiple hosts.
5. Cloud provisioning — create AWS/Hetzner/DO servers and configure them in one playbook.

---

Need server automation? Email [e-mail]

More free tiers: 76+ Free APIs Every Developer Should Bookmark