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Best Developer Tools Tools with Open Source

Updated: January 2026

Discover the best developer tools software that includes open source. We've curated 9 tools that combine strong developer tools capabilities with open source.

Key Takeaways

  • GitHub is our #1 pick for developer tools + open source in 2026, scoring 92/100.
  • We analyzed 9 developer tools + open source tools to create this ranking.
  • 8 tools offer free plans, perfect for getting started.
  • Average editorial score: 87/100 - high-quality category.

Why Open Source Matters for Developer Tools

Full code transparency

Community-driven development

No vendor lock-in

Customization freedom

9 Developer Tools Tools with Open Source

1
GitHub logo

GitHub

Where the world's code lives, plus CI/CD, issues, and project management

Freemium92/100
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Nextcloud logo

Nextcloud

Open source content collaboration platform for secure, self-hosted data control and remote teamwork.

Freemium86/100
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n8n logo

n8n

Self-hostable workflow automation for technical teams

Freemium85/100
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