Obsidian Development References (2026)

Status: Validated & Active Last Updated: February 2026

Official Documentation

• Obsidian API Documentation --- The authoritative source for API types.
• Obsidian Developer Docs --- Guides and tutorials.
• Obsidian Sample Plugin --- Reference implementation.

2026 Key Updates & Resources

• SecretStorage API (v1.9+): Securely store API keys. Documentation
• SettingGroup API (v1.9+): Standardized settings organization. Documentation
• Electron Update (v39): Wayland support for Linux.
• Bases API (Late 2025): Advanced view capabilities.

Community Resources

• Obsidian Plugin Developer Guide (Unofficial) --- Excellent extended documentation.
• Obsidian Discord #plugin-dev --- Real-time developer support.

Security & Best Practices

• Obsidian Security Policy
• OWASP Top 10 for Plugins --- General web security principles applicable to plugins.