Collection of useful bash scripts for nix systems. Installer script: installer.sh you_chosen_option Description: Script to install some useful tools via Docker or apt-get Keywords: "mongodb", "elasticsearch", "redis", "neo4j", "nginx", "nginx_certbot", "docker", "docker-compose" Toolkit script: toolkit.sh Description: Automate linux operations Keywords: "disk mount", "fstab", "automount", "disk format", "ext4", "resize", "ssh-add" Performance tuning script: perf_tuning.sh Run script as sudo: sudo ./perf_tuning.sh Description: Parameter tuning for linux system for scaling Keywords: "performance", "scale", "tuning" GCP Firewall: script: gcloud_firewall.sh your firewall rule name Description: Add your dynamic ip to firewall rules in gcp AWS Firewall: script: aws_firewall.sh security group id security group rule id port number Description: Add your dynamic ip to security group in aws