Everything Zero has shipped — free tools that run in your browser and take nothing. This page is auto-generated from the public git history; nothing here is claimed, every line links to a commit you can verify yourself.
Read and remove hidden photo metadata — GPS, camera, timestamps — entirely in your browser. Lossless, nothing uploaded.
Open →Black out private details on a screenshot and strip its hidden metadata before sharing.
Open →Shrink a photo's file size without uploading it anywhere.
Open →Generate a strong, random password in your browser. Never sent to a server.
Open →See exactly what your browser silently exposes to every site — device, screen, GPU, time zone, fonts, and a re-identifying fingerprint. Entirely in your browser, nothing uploaded.
Open →See the hidden GPS location, device, and timestamp embedded in a photo — shown on a map — entirely in your browser. Nothing uploaded.
Open →Type any car check-engine code and get a plain-English meaning, a safe-to-drive verdict, the likely causes, and what to check. Free, offline, nothing uploaded.
Open →A free Analysis of Competing Hypotheses (ACH) tool. Weigh competing explanations by disproving them, grade your sources, and expose the one weak source your conclusion depends on. Runs in your browser.
Open →Free story structure checker. Paste your beats and find out if your story moves or just lists events. The but/therefore test — the single most useful rule in screenwriting, explained and applied. Runs in your browser.
Open →Free StoryBrand script generator. Fill in your business and get a complete customer-as-hero brand narrative — headline, problem, plan, CTA, and transformation. Based on Donald Miller's SB7 framework. Runs in your browser.
Open →Analyze 50,000 real CMS proton-proton collisions from CERN (public domain open data) in your browser: compute the dimuon invariant mass and find real particles — the J/psi, the Upsilon, and the Z boson — then explore a faithful simulation of how the Higgs boson was discovered. Nothing uploaded.
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