Java/Spring Boot Idempotency Library
Yet another idempotency library when Spring Retry already handles this.

Thoughtful article about agent idempotency, but Show HN is for shipped products not blog posts.
Engineers building production AI agent systems with real side effects
Yet another idempotency library when Spring Retry already handles this.
Human-curated signal in a sea of AI-generated slop for agentic coding.
Interesting memory architecture thesis, but it's a blog post not a usable tool.
Finally replaces namedns from 2018 with working v4 API and agent skills.
If you manage small VPSes this removes the usual nail-biting: every change is previewed, the script is idempotent, and SSH edits come with automatic lockout rollback. It's a single-file, zero-deps tool with 14 modular steps (firewall, fail2ban, kernel tuning, auditd, SOPS support) and CI/ShellCheck badges — great for one-off servers, but not a fleet management replacement for Ansible or cloud-init.
Postgres-only idempotency without Redis - clean alternative to Setnx patterns.