safelaunch

What it does

safelaunch catches environment mistakes before they reach production. Run safelaunch init to auto-scan your codebase and generate an environment contract. Then run safelaunch validate before every push to catch missing variables and misconfigurations. Also blocks bad deployments automatically in CI. No more production surprises.

• SV
  Safelaunch – Validates your environment before you push to productionMar 2026 · npmjs.com · ▲8

  It works on my machine" is still the most common deployment bug I kept running into the same stupid deployment issue. Everything works locally. Tests pass. I deploy. Production crashes. After digging through logs for an hour the problem ends up being something simple like: • a missing environment variable • something added to .env.example but not to .env • a config mismatch between environments The most common one for me was forgetting to add a variable locally after adding it to .env.example. So I built a small tool to catch this instantly. It compares .env and .env.example and tells you if…

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  Flipt v2Oct 2025 · ▲178

  Feature flags for safe deployments, git-native & self-hosted

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  Gallery2021 · ▲133

  Environments per-pull-request, on your own cloud

• DY
  Datree (YC W20): Prevent K8s misconfigurations from reaching production2021 · ▲144

  Hi HN, this is Shimon and Eyar of Datree (https://www.datree.io/). When I was an Engineering Manager of Infrastructure at ironSource (NASDAQ:IS) for 400 developers, a developer made a mistake, causing a misconfiguration to reach production, which caused major problems for the company's infrastructure. Mistakes happen all the time - you learn from them and hope to never make them again. But how can we prevent a production issue from recurring, or, how about a bigger challenge — how can you prevent the next one from the get-go? In our case, we tried sending emails to our devs,…

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  bugstackMar 2026 · ▲76

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• GC
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