Free
Carbon
Open SourceText & Diff · Developer Utilities
Create and share beautiful images of your source code.
code-imagescreenshotssharing
Discover the 4 best open-source tools for developer utilities. Community-driven, transparent source code with permissive licenses. Curated, compared, and updated for developers.
| Tool | Pricing | Platforms | Top Strength | Link |
|---|---|---|---|---|
| Carbon | free | web | Create and share beautiful images of your source code. | Details → |
| Rectangle | free | desktop | Free, open-source macOS window manager — snap and resize windows with keyboard shortcuts. | Details → |
| DevToys | free | desktop | The developer swiss-army knife for Windows and macOS — JSON formatting, base64, JWT, regex and 30+ tools, fully offline. | Details → |
| Boop | free | desktop | A scriptable scratchpad for macOS with 100+ built-in text transformations — paste, transform, copy back. | Details → |
Text & Diff · Developer Utilities
Create and share beautiful images of your source code.
Launchers & Automation · Developer Utilities
Free, open-source macOS window manager — snap and resize windows with keyboard shortcuts.
Offline Toolkits · Developer Utilities
The developer swiss-army knife for Windows and macOS — JSON formatting, base64, JWT, regex and 30+ tools, fully offline.
Offline Toolkits · Developer Utilities
A scriptable scratchpad for macOS with 100+ built-in text transformations — paste, transform, copy back.