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SleepTools

Changelog

What changed and when.

Every calculator launch, methodology revision, and editorial pass. Most recent first.

  1. Editorial

    Methodology page, citation footers, and llms.txt shipped

    Every calculator now carries a Built on attribution block, the methodology page consolidates every formula and its sources at one URL, and /llms.txt is published for AI search engines.

    Methodology · llms.txt

  2. Editorial

    Site-wide editorial review

    All 18 calculators and 11 articles reviewed against the citation roster in lib/content/citations.ts. Disclaimer rolled out to every YMYL page.

  3. Launch

    Catalogue complete: 18 calculators live

    Final stage-5 calculators landed: chronotype, melatonin timing, schedule fixer, alcohol and sleep, teen sleep, and sleep banking. Site now covers all four clusters.

    Circadian tools hub

  4. Feature

    Sitemap and breadcrumbs structured for indexing

    BreadcrumbList JSON-LD on every page; sitemap pulls article modified dates from git, calculator dates from a stage-bucketed map.

  5. Launch

    Beachhead and volume calculators live

    Sleep cycle, bedtime, wake-up time, sleep debt, and caffeine cutoff went live, followed by nap and how much sleep do I need.

Got a correction or a calculator request? Email hello@sleeptools.co.