Tools for Modern DevOps
Automate, optimize, and accelerate your Linux, cloud, and IT workflow.
All tools below are free, browser-based, and secure.
Automate Configurations. Standardize Best Practices.
ServerSpan offers a suite of purpose-built online generators for system admins, DevOps, and IT professionals. From provisioning with cloud-init to tuning sysctl and hardening firewalls, our utilities encode best practices and eliminate error-prone manual work. Save time, reduce risk, and accelerate deployments—without vendor lock-in or registration.
- Cloud-init YAML: Fast user-data for cloud servers.
- sysctl.conf: Kernel tuning templates for performance & security.
- Firewall Rules: Robust, production-ready rule sets.
- RAID Calculator: Capacity, redundancy, speed at a glance.
- IMAPSync: Command builder for seamless mailbox migrations.
- Cronjob Generator: 25+ ready-to-use schedules.
- SPF & DMARC: Bulletproof DNS for mail deliverability.
- Certbot Syntax: One-click SSL automation with Let's Encrypt.
- Cisco Cheatsheet: Networking reference, fast.
- Log Analyzer: Visualize traffic, detect threats, export reports.
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Featured Tools
Our Complete Toolbox
Cloud-Init YAML Generator
Generate cloud-init user-data files for automated server provisioning.
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Ansible Playbook Generator
Generate production-ready Ansible playbooks for automated server setup.
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sysctl.conf Generator
Tune Linux kernel parameters for optimal performance and security.
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Subnet Calc. & VLAN Planner
Calculate optimal subnetting, plan VLANs, and generate configurations.
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WireGuard VPN Config Generator
Generate WireGuard configs with NAT, routing, and security defaults.
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BGP Configuration Generator
Generate BGP configurations for IOS, EOS, JUNOS, MikroTik and BIRD.
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SSH Hardening Generator
Generate hardened sshd_config with firewall and fail2ban integration.
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Cronjob Generator
Generate cron job schedules with 25+ pre-made templates for automation.
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Linux Cheatsheet Generator
Generate comprehensive Linux command-line reference and cheat sheets.
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SPF & DMARC Generator
Generate SPF and DMARC DNS records for email security and delivery.
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Certbot Syntax Generator
Generate Certbot commands for SSL/TLS certificates with Lets Encrypt.
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Cisco CLI Cheatsheet Generator
Generate Cisco IOS command-line reference and configuration sheets.
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Linux .bashrc Alias Generator
Generate .bashrc aliases and shortcuts for faster command-line work.
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RAID Configuration Calculator
Calculate RAID configurations with usable capacity and fault tolerance.
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WebServer Reverse-Proxy Generator
Generate reverse proxy configurations for NGINX and Apache2 servers.
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WebServer Configuration Tuner
Tune web server configs for optimal NGINX and Apache2 performance.
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QEMU-KVM CheatSheet Generator
Generate QEMU-KVM command references and virtualization cheat sheets.
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.htaccess Rules Generator
Generate Apache2 .htaccess rules for redirects, security, and caching.
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systemd File Generator
Generate systemd service files for Linux daemon and app management.
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BIND DNS named.conf Generator
Generate BIND DNS server configurations with security best practices.
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SSL Certificate Checker
Verify SSL certificate validity, expiration, and security details.
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Log Analyzer & Security Insights
Analyze nginx and Apache logs for security threats and traffic patterns.
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