Narrowcast Blog
Articles about building focused developer tools for niche audiences.
- cronguard vs Healthchecks.io vs Cronitor: Which Cron Monitor? May 28, 2026 Comparing cronguard, Healthchecks.io, and Cronitor for cron job monitoring. Self-hosted vs SaaS, pricing, features, and which fits your setup.
- Docker Compose Security: The Complete Guide May 28, 2026 Most Docker Compose files ship insecure by default. This guide covers the 9 most common misconfigurations, why they matter, and the exact YAML to fix each one.
- dockguard vs Trivy vs Docker Scout: Compose Security Scanners Compared May 28, 2026 dockguard scans Docker Compose config. Trivy and Docker Scout scan images for CVEs. Different tools, different jobs. Here's when to use each.
- How to Monitor Cron Jobs: The Complete Guide May 28, 2026 Cron jobs fail silently. Learn the dead man's switch pattern, self-hosted monitoring tools, and how to set up alerts so you know the moment a job stops running.
- Notion Backup to Markdown: 5 Ways to Export Locally May 16, 2026 Notion backup to markdown — 5 methods compared: native export, cloud services, CLI tools, the Markdown API, and free local automation via Notion Vault.
- We Scanned 16 Popular Docker Compose Projects — Here's What We Found May 11, 2026 All 16 popular self-hosted compose projects we scanned had at least one critical finding. 252 total issues. Here are the patterns and the one-line fixes.
- How to Back Up Your Notion Workspace: The Complete Guide May 11, 2026 Notion's built-in export is manual. Cloud services trade privacy for automation. Here's how each backup method works and when a local copy is the only option.
- Notion Offline Backup: Keep Your Data on Your Machine April 28, 2026 Notion has logged 450+ outages since 2020 and can ban accounts without returning data. An offline backup on your own machine is the only copy you fully control.
- Why we built dockguard: Docker Compose security shouldn't need a PhD April 26, 2026 Most Docker Compose files ship with full host access, exposed ports, and plaintext secrets. dockguard scans and fixes them in one command.