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LaboratorU

Generators

Local ID, hash, password, placeholder text, and planning generators with no backend calls.

20 toolsMarket: United StatesSite status: Published
UUIDGenerate UUID v4 identifiers locally in your browser.TestableLocal text utilitySHA-256Generate a SHA-256 digest for text locally in your browser.TestableLocal text utilityrobots.txt GenGenerate a static robots.txt draft from local rules for small sites and utility domains.TestableLocal text utilitySitemap XMLGenerate a static sitemap.xml file from a site URL and local path list.TestableLocal text utilityToken EstimateEstimate prompt token ranges locally without model calls or billing data.TestableLocal text utilityICS EventGenerate a simple calendar .ics event locally from pasted event fields.TestableLocal text utilityvCardGenerate a simple vCard contact locally from pasted contact fields.TestableLocal text utilityPasswordsGenerate strong random passwords locally with browser crypto.TestableLocal text utilityLorem IpsumGenerate placeholder paragraphs locally for layouts and mockups.TestableLocal text utilityFAQ WidgetGenerate a small FAQ accordion HTML block and matching FAQPage JSON-LD locally.TestableLocal text utilityCookie BannerGenerate a lightweight cookie choice banner snippet locally without a consent-log backend.TestableLocal text utilityBefore/AfterGenerate a responsive before/after image comparison slider snippet locally.TestableLocal text utilityContact ButtonsGenerate WhatsApp, Telegram, phone, and email contact button snippets locally.TestableLocal text utilityPricing TableGenerate responsive pricing and comparison table HTML locally.TestableLocal text utilityCountdown TimerGenerate a responsive countdown timer snippet locally for real deadlines.TestableLocal text utilityAnnouncement BarGenerate a static announcement bar snippet locally for real site messages.TestableLocal text utilityAge GateGenerate a static age-confirmation overlay snippet locally for restricted-content pages.TestableLocal text utilityScreenshotGenerate a polished screenshot frame snippet locally from an image URL.TestableLocal text utilityReading GuideGenerate a local table of contents, reading time, and progress bar snippet.TestableLocal text utilityBack to TopGenerate a lightweight scroll-to-top button snippet locally.TestableLocal text utility