Online diff sites can log both sides of your paste: config, logs, or API JSON. Use a first-party tool with a clear data policy, or diff fully offline.
Developer Blog
Tutorials, tips, and insights for developers
Random UUID websites are black boxes. For IDs you rely on in databases and APIs, use a generator from an operator you trust—with clear privacy practices.
Random YAML↔JSON sites send your docker-compose and CI configs to unknown operators. Use a first-party converter with clear privacy practices instead.
Many PDF-to-Markdown tools upload your files to third-party servers or use them for AI training. Here's why that matters and how to convert PDFs to Markdown with a tool you can trust.
Pasting sample text into an online regex tester can leak logs, tokens, or PII. Test regex safely with a tool that runs entirely in your browser.
Traditional corporate VPNs are a single point of failure. Zero Trust plus WireGuard gives you per-device, encrypted access without a central choke point.
Pasting a JWT into a random website can leak your tokens. Here's why online JWT decoders are risky and how a local-only decoder keeps you safe.
Wrong timezone, overlapping runs, and silent failures can break production. Five cron mistakes to avoid and how to validate expressions safely.
Discover practical tips and tricks to optimize your WireGuard VPN setup for better speed, security, and reliability across all your devices.
Turn 10-Ks, SEC filings, and annual reports into Markdown without uploading to third-party servers. Privacy-first conversion for sensitive financial documents.
Welcome to our new developer blog! We'll be sharing tutorials, tips, and insights about our free developer tools.