Koanf vs env
Compare two Go packages using the same scoring model: maintenance, adoption, security, maturity, developer experience, and data confidence.
Quick Decision
Koanf currently leads this comparison by the weighted health model.
Koanf
Simple, extremely lightweight, extensible, configuration management library for Go. Supports JSON, TOML, YAML, env, command line, file, S3 etc. Alternative to viper.
env
A simple, zero-dependencies library to parse environment variables into structs
Metric Table
side by side| Metric | Koanf | env | Lead |
|---|---|---|---|
| Health | 95 | 54 | Koanf |
| Maintenance | 95 | 15 | Koanf |
| Adoption | 100 | 60 | Koanf |
| Security | 92 | 92 | Tie |
| Maturity | 94 | 52 | Koanf |
| Imported by | 540 | 1.4K | env |
| Stars | 4.0K | 0 | Koanf |
| Last activity | Today | 7 years ago | Review dates |
| Known vuln records | 0 | 0 | Tie |
Choose Koanf if
You prefer its current score profile and the package fits your framework or API style.
Its maintenance, adoption, and security signals match your project risk tolerance.
Choose env if
You prefer its current score profile and the package fits your framework or API style.
Its maintenance, adoption, and security signals match your project risk tolerance.