Client-side Linux utilities

TuxToolbox

Practical Linux and networking tools with no account, no AI backend, and nothing uploaded to a server.

Networking

Networking & Security

IP addressing, ports, DNS, and firewall tools.

IPv4 / IPv6 Subnet Calculator

Network prefix, masks, ranges, host counts, and IPv6 expansion.

Networking

Port Detective

Look up common ports and generate Linux inspection commands.

Networking

DNS Command Builder

Generate dig, host, and nslookup commands for common record types.

DNS

Firewall Rule Generator

Build nftables, UFW, and iptables rules from services and ports.

Security

System

System Administration

Common Linux administration and service-management helpers.

Permissions Calculator

Convert rwx permissions to octal chmod values and back.

Filesystem

Package Management Builder

Generate APT, DNF, YUM, Pacman, Zypper, and APK commands.

Packages

systemd Command Builder

Generate systemctl and journalctl commands for services and logs.

Services

Fstab & Mount Builder

Build mount commands and /etc/fstab entries.

Storage

Linux User Builder

Generate useradd, group, shell, home directory, and passwd commands.

Users

Cron Builder

Build cron expressions from simple schedule controls.

Automation

Commands

Command Builders

Generate common Linux command syntax from simple controls.

Find Command Builder

Create find commands by path, name, type, size, age, and owner.

Find

Environment Variable Builder

Generate export, .env, inline, and unset syntax.

Environment

rsync Command Builder

Create local or SSH rsync commands with dry-run, exclude, delete, and bandwidth options.

Transfer

Diagnostics

Troubleshooting

Investigate storage, services, processes, networking, and logs.

Disk Space Investigator

Generate read-only commands to find large directories, files, and deleted-open files.

Storage

Troubleshooting Builder

Generate safe diagnostic commands for services, ports, disk, memory, and logs.

Diagnostics

DevOps

Containers & DevOps

Client-side helpers for container and deployment workflows.

Docker Run Builder

Build docker run commands with ports, volumes, env vars, and restart policies.

Docker

Data

Data Utilities

Simple transformations that stay entirely in your browser.

Base64 & JSON Tools

Encode/decode Base64 and format, minify, or validate JSON.

Data

Privacy-first by design

These tools are static HTML, CSS, and JavaScript. Inputs such as internal IP addresses, hostnames, ports, paths, and commands stay in your browser.