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In Chapter 3 of our #n8n automation course, you'll install n8n with npm, choose a supported Node.js version, start the editor on localhost, claim a free licence, and fix installation errors. Read the chapter: pro.tecmint.com/install-n8n-...
Chapter 3: Install n8n Locally with Node.js and npm
In this chapter, you'll install n8n with npm, choose a supported Node.js version, start the editor on localhost, claim a free licence, and fix installation errors.
pro.tecmint.com
In Chapter 2 of our #n8n automation course, you'll learn what n8n is, how nodes and workflows fit together, the three ways to run it, and where it beats Zapier and Make. Read the chapter: pro.tecmint.com/what-is-n8n-... Follow @tecmint.bsky.social to get notified whenever a new chapter is released
Chapter 2: What Is n8n? Comparing n8n vs Zapier vs Make.com
In this chapter, you'll learn what n8n is, how nodes and workflows fit together, the three ways to run it, and where it beats Zapier and Make.com.
pro.tecmint.com
Today I started something I'm really excited about. I'm publishing a complete #n8n course on Pro TecMint that covers 39 chapters across 8 modules, taking you from your first automation to building production-ready AI agents. 👉 pro.tecmint.com/ai-agents-vs...
Chapter 1: AI Agents vs Workflows: The Real Difference in n8n
In this chapter, you'll learn what separates an AI agent from a workflow, why that difference decides how you build, and how both look inside n8n.
pro.tecmint.com
Today I started something I'm really excited about. I'm publishing a complete #n8n course on Pro TecMint that covers 39 chapters across 8 modules, taking you from your first automation to building production-ready AI agents. Join here and start learning 👇 pro.tecmint.com/n8n-automati...
n8n Course: Build Real Automations and AI Agents
Learn n8n through 39 practical chapters covering installation and self-hosting, nodes and expressions, Airtable and Telegram automations, AI workflows, and AI agents.
pro.tecmint.com
After months of writing, editing, testing commands, and refining every chapter, I'm happy to share that my #LFCA Certification Study Guide is now available as an eBook. 📘 tecmint.gumroad.com/l/lfca-certi...
LFCA Study Guide: Pass the Linux Foundation Exam on Your First Attempt
A complete 600+ page certification preparation guide to help IT beginners pass the Linux Foundation Certified IT Associate (LFCA) exam, covering Linux, cloud, security, DevOps, and project management ...
tecmint.gumroad.com
In Chapter 29 of our #ClaudeCode for #Linux course, you'll learn how to integrate Claude Code with #n8n to build event-driven automation that analyzes monitoring alerts, summarizes logs, and responds to GitHub incidents automatically. Read the chapter: pro.tecmint.com/claude-code-...
Chapter 29: Integrate Claude Code with n8n for Linux Automation
In this chapter, you'll connect Claude Code and Claude API to n8n workflows for event-driven automation: alert triage, log summarization, and cross-tool sysadmin pipelines.
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In Chapter 28 of our #ClaudeCode for #Linux course, you'll learn how to build an AI-powered daily server health report. Read the chapter: pro.tecmint.com/build-daily-...
Chapter 28: Build an AI-Powered Linux Health Report with Claude Code
In this chapter, you'll build a complete daily server health report that collects system metrics, analyzes them with Claude Code in headless mode, and delivers a structured summary by email and to a l...
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54 chapters. 16 modules. 150,000+ words. 1 topic: SSH. Most people think SSH is just a login tool. It is also your CI/CD pipeline, your database tunnel, your #Git auth layer, your fleet automation backbone, and your Zero-Trust perimeter. → pro.tecmint.com/ssh-complete...
SSH Complete Course: From Beginner to Enterprise Mastery
Learn SSH from first connection to enterprise Zero-Trust infrastructure in 54 comprehensive chapters covering authentication, security, tunneling, automation, MFA, and compliance.
pro.tecmint.com
Just finished writing the most comprehensive SSH course I have ever seen. 54 chapters. 16 modules. Beginner to enterprise Zero-Trust. #SSH Complete Course → pro.tecmint.com/ssh-complete...
SSH Complete Course: From Beginner to Enterprise Mastery
Learn SSH from first connection to enterprise Zero-Trust infrastructure in 54 comprehensive chapters covering authentication, security, tunneling, automation, MFA, and compliance.
pro.tecmint.com
In Chapter 51 of our SSH course, you'll learn how to build a centralized SSH key management system using Git, automate key distribution across Linux servers. Read it here → pro.tecmint.com/ssh-centrali... Follow @tecmint.bsky.social for new #SSH chapters every week.
Chapter 51: Centralized SSH Key Management
In this chapter, you'll learn how to build a centralized SSH key management system, automate key distribution across server fleets, and deprovision access when team members leave.
pro.tecmint.com
In Chapter 25 of our #ClaudeCode for #Linux course, you'll learn how to turn raw Linux logs into a complete, evidence-backed, blameless incident postmortem using Claude Code. Read the chapter: pro.tecmint.com/write-incide... Follow @tecmint.bsky.social for a new chapter every week.
Chapter 25: Write Incident Postmortems with Claude Code
In this chapter, you'll learn how to use Claude Code to reconstruct an incident timeline from logs, produce a structured postmortem draft, and turn a painful writing task into a 10-minute process.
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In Chapter 50 of our SSH course, you'll learn how to set up an SSH Certificate Authority and issue short-lived certificates that expire automatically. Read it here → pro.tecmint.com/setup-ssh-ce... Follow @tecmint.bsky.social for new #SSH chapters every week.
Chapter 50: Set Up an SSH Certificate Authority (CA) on Linux
In this chapter, you'll learn how to set up an SSH Certificate Authority, issue short-lived SSH certificates, and revoke them, replacing long-lived keys with a more secure certificate-based model.
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In Chapter 24 of our #ClaudeCode for #Linux course, you'll learn how experienced Linux administrators use Claude Code during live outages. Read the chapter: pro.tecmint.com/claude-code-... Follow @tecmint.bsky.social for a new chapter every week.
Chapter 24: Using Claude Code During Live Production Incidents
In this chapter, you'll learn the rules of engagement for using Claude Code safely during a live production incident, what it should handle, what to keep human, and how to stay in control under pressu...
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In Chapter 49 of our SSH course, you'll learn how to implement SSH session logging, audit trails, and compliance practices to track administrative access. Read it here → pro.tecmint.com/ssh-session-... Follow @tecmint.bsky.social for new #SSH chapters every week.
Chapter 49: SSH Session Logging, Audit Trails, and Compliance
In this chapter, you'll learn how to log SSH sessions for forensics and compliance, set up audit trails for SOC2, PCI-DSS, and HIPAA, and use Teleport for session recording.
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In Chapter 23 of our #ClaudeCode for #Linux course, you'll connect Claude Code to Prometheus using MCP and build your own custom MCP server in Python. Read the chapter: pro.tecmint.com/build-custom... Follow @tecmint.bsky.social for a new chapter every week.
Chapter 23: Build a Custom MCP Server for Linux Monitoring
In this chapter, you'll connect Claude Code to Prometheus using an existing MCP server, then build a simple custom MCP server in Python for your own monitoring stack.
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In Chapter 22 of our #ClaudeCode for #Linux course, you'll connect Claude Code to your team's internal documentation using MCP. Read the chapter: pro.tecmint.com/connect-clau... Follow @tecmint.bsky.social for a new chapter every week.
Chapter 22: Connect Claude Code to Internal Documentation with MCP
In this chapter, you'll connect Claude Code to your team's internal documentation so it can answer questions grounded in your actual runbooks, not general knowledge.
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In Chapter 47 of our SSH course, you'll learn how to troubleshoot SSH connections using verbose mode ('-v', '-vv', and '-vvv'). Read it here → pro.tecmint.com/ssh-debuggin... Follow @tecmint.bsky.social for new #SSH chapters every week.
Chapter 47: Debugging SSH with Verbose Mode
In this chapter, you'll learn how to use SSH verbose mode to debug connection issues, read handshake output, diagnose authentication failures, and interpret client and server side logs.
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In Chapter 21 of our #ClaudeCode for #Linux course, you'll connect Claude Code to the GitHub MCP server, then use it for pull request reviews, issue triage, and correlating commits with service incidents. Read the chapter: pro.tecmint.com/connect-clau...
Chapter 21: Connect Claude Code to GitHub with MCP
In this chapter, you'll connect Claude Code to the GitHub MCP server, then use it for pull request reviews, issue triage, and correlating commits with service incidents.
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In Chapter 46 of our SSH course, you'll learn how to secure SSH with hardware security keys using YubiKey, FIDO2, and ed25519-sk. Read it here → pro.tecmint.com/ssh-hardware... Follow @tecmint.bsky.social for new #SSH chapters every week.
Chapter 46: Secure SSH with Hardware Security Keys (YubiKey, FIDO2 & ed25519-sk)
In this chapter, you'll learn how to use YubiKey and FIDO2 hardware security keys with SSH, generate ed25519-sk keys, and set up hardware-backed authentication that requires physical presence.
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In Chapter 20 of our #ClaudeCode for #Linux course, you'll learn what the Model Context Protocol (#MCP) is. Read the chapter: pro.tecmint.com/understandin... Follow @tecmint.bsky.social for a new chapter every week.
Chapter 20: Getting Started with MCP in Claude Code
In this chapter, you'll learn what the Model Context Protocol is, how it connects Claude Code to your existing tools, and why it matters for sysadmin work specifically.
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In Chapter 45 of our SSH course, you'll learn how to secure SSH with Multi-Factor Authentication (MFA) using Google Authenticator. Read it here → pro.tecmint.com/ssh-multi-fa... Follow @tecmint.bsky.social for new #SSH chapters every week.
Chapter 45: Securing SSH with Google Authenticator (TOTP MFA)
In this chapter, you'll learn how to set up TOTP-based multi-factor authentication for SSH using Google Authenticator and configure PAM for an extra layer of security.
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Still juggling multiple terminal tabs for Claude Code, Codex, and other AI coding agents? Read: www.tecmint.com/herdr-run-ai...
herdr: A CLI Tool for Managing Multiple AI Coding Agents
Install herdr on Linux to run and monitor multiple AI coding agents in one terminal, with panes, workspaces, and remote SSH sessions.
tecmint.com
In Chapter 44 of our SSH course, you'll learn how to use SSH across popular cloud platforms and Linux-based devices, including AWS EC2, DigitalOcean, Hetzner, Linode, Raspberry Pi, and embedded IoT systems. Read it here → pro.tecmint.com/ssh-cloud-se...
Chapter 44: Managing Cloud Servers and IoT Devices with SSH
In this chapter, you'll learn how to manage AWS EC2, DigitalOcean, Hetzner, and Linode servers over SSH, and how to set up SSH access for Raspberry Pi and IoT devices.
pro.tecmint.com
Still using the same old Bash prompt? Flyline adds syntax highlighting, fuzzy history search, right-aligned prompts, mouse support, and even AI-powered command generation, all with a quick installation. Read: www.tecmint.com/flyline-bash... Follow @tecmint.bsky.social for more #Linux tips.
Flyline: Add Syntax Highlighting, Fuzzy Search, and AI
Learn how to install Flyline on Linux to add syntax highlighting, fuzzy history search, mouse support, and AI-powered commands to your Bash terminal.
tecmint.com
In Chapter 18 of our Claude Code for Linux course, you'll build a practical backup-verify Skill that automatically checks backup freshness, validates archive integrity, detects stale or corrupt backups, and generates a clear health report. Read the chapter: pro.tecmint.com/create-backu...
Chapter 18: Create a Backup Verification Claude Code Skill
In this chapter, you'll build a backup-verify Skill that checks archive freshness, validates integrity, and reports anomalies every time you invoke it.
pro.tecmint.com
In Chapter 43 of our SSH course, you'll learn when SSH belongs in containerized environments and when it doesn't, how to use `docker exec` instead of SSH, how to build SSH-enabled Docker and Podman containers Read it here → pro.tecmint.com/ssh-docker-p...
Chapter 43: SSH in Docker, Podman, and Docker Compose
In this chapter, you'll learn how SSH works in containerized environments, when to use SSH versus kubectl exec, and how to set up SSH access in Docker, Podman, and Docker Compose.
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What if your everyday Linux commands had a modern Rust implementation? uutils-coreutils brings familiar tools like ls, cp, cat, sort, and wc with improved memory safety and potential performance gains. Read: www.tecmint.com/install-uuti... Follow @tecmint.bsky.social for more #Linux tips.
uutils-coreutils: A Rust Alternative to GNU Coreutils
Learn how to install uutils-coreutils on Linux, test it alongside GNU coreutils, compare performance, and benchmark Rust-based core utilities safely.
tecmint.com
Most sysadmins still pipe ps aux into awk just to filter one column. Nushell turns every command's output into a real table you can query directly, no regex needed. Read it → www.tecmint.com/nushell-a-be... Follow @tecmint.bsky.social for more #Linux and #SysAdmin tips.
Nushell: A Modern Linux Shell for Structured Data
Learn how to use Nushell on Linux to query files, processes, JSON, and CSV with structured pipelines. Includes installation and practical examples.
tecmint.com
In Chapter 42 of our SSH course, you'll learn how to run commands across your entire server fleet in parallel with pssh and GNU Parallel, how to rotate SSH keys safely without locking anyone out, and how to audit and deprovision SSH access at scale. Read it here → pro.tecmint.com/manage-ssh-a...
Chapter 42: Manage SSH Across Multiple Linux Servers
In this chapter, you'll learn how to run parallel SSH with pssh and GNU parallel, automate SSH key rotation, and manage SSH access securely across large server fleets.
pro.tecmint.com
In Chapter 17 of our Claude Code for Linux course, you'll build your first SKILL.md by creating a practical disk-audit Skill that automatically checks live disk usage. Read the chapter: pro.tecmint.com/claude-code-...
Agent Skills Overview - Agent Skills
A standardized way to give AI agents new capabilities and expertise.
skill.md