November 2025 cohort / Developer tools
Duper
OnlineA human-friendly JSON extension for configuration files, APIs, and logs.
- Status
- Onlinesince Nov 4, 2026
- First launched
- Nov 1, 2025
- Category
- Developer tools
- Type
- Open source project
- Pricing
- Open source
- Domain
- duper.dev.br
History
Launched
Online
· online
- Last checked Nov 4, 2026