Is XML Worth Learning in 2026?
Estimated study time: 8 minutes.
With JSON dominating modern web APIs, it's fair to ask: is XML still worth learning? The short answer — yes, in specific but important contexts.
Where XML Still Matters
- Enterprise systems — many large organizations run on XML-based integrations that aren't going anywhere soon.
- SOAP web services — still common in banking, insurance, and government systems.
- Configuration files — many build tools and frameworks (like Maven, Android layouts, and Office file formats) use XML internally.
- Document standards — formats like RSS feeds, SVG, and various publishing standards are XML-based.
Where JSON Has Taken Over
Most new REST APIs default to JSON because it's lighter and maps naturally to JavaScript. If you're only building modern consumer web apps, you may use XML rarely.
The Practical Takeaway
XML isn't the trendiest skill, but it's far from obsolete. It shows up constantly in enterprise, government, and legacy systems — and knowing it makes you more valuable for integration-heavy roles that JSON-only developers can't easily fill.
💡 Tip: Think of XML less as "the future" and more as a dependable, in-demand skill for working with the systems that already run the world's largest organizations.