Deno, the secure JavaScript and TypeScript runtime from Node's creator: features, production use and comparisons.
ChatGPT went down 28,000-report strong in February 2026. Claude had back-to-back outages within 24 hours in March. GitHub logged 37 incidents in a single month and is running at 90.21% uptime — one nine, not three. AI agents aren't just using infrastructure.
Past the benchmark charts and feature matrices — here's what Deno's permission system and Bun's native APIs look like when you build something real with them. The gotchas, the sharp edges, and the parts that are actually better than Node.
Three JavaScript runtimes. Three different philosophies on what the developer experience should feel like. Here's how they compare on performance, ecosystem, tooling, and the only decision that actually matters for production.
In 2018, Ryan Dahl stood at JSConf EU and apologized for Node.js. Then he built Deno to fix the things he got wrong. Here's what changed, what the security model actually looks like, and whether switching is worth it.
