Open Source Tools (2026)

Open source software tools with transparent code that you can inspect, modify, and self-host. Perfect for security-conscious teams and developers.

Updated: January 2026

Why Open Source Matters

Full code transparency

Community-driven development

No vendor lock-in

Customization freedom

Common Use Cases

  • Developer teams
  • Security-conscious organizations
  • Budget-limited startups
  • Educational purposes

21 Tools with Open Source