Show HN: StackLens – CLI that explains Spring Boot log errors offline

Category: devtools

Tags: java, spring-boot, cli, debugging, log-analysis

Score: 5.8/10 (Innovation: 4, Technical: 5, Documentation: 8, Utility: 6)

StackLens is a CLI tool that analyzes Java/Spring Boot logs and stack traces to explain error root causes and suggest fixes offline. It's interesting because it automates the repetitive pattern recognition in debugging logs with a clean, extensible detector architecture.

Target audience: backend devs, devops

Repository: https://github.com/AbaSheger/stacklens · Java · MIT

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