JavaScript Developer Software

Useful JS tooling and playbooks, split into focused pages.

Practical implementation tooling for package development, releases, and maintenance workflows.

Open Tools Open Playbooks Open References

Developer Tools

SemVer planner, export map generator, JSON formatter, regex tester, and import map builder.

Go to tools ->

Release Playbooks

Release readiness scoring, release notes generator, incident template creator, PR checklist.

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Engineering References

Node/ESM compatibility, npm script presets, HTTP lookup, and Node error decoder.

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Core Features

  • SemVer planning, import maps, and package export generation.
  • Release workflow templates and incident response playbooks.
  • Fast engineering references for common JavaScript operations.