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PWA manifest.json Builder — Gratis online tool

Genereer manifest + iconen + themakleur

Genereer manifest.json voor PWA (Progressive Web App). Naam, iconen, themakleur, weergavemodus, start-URL, alle verplichte velden. Plus install-prompt JS.

App basics

Icons

Optional

📄 manifest.json + HTML

↗ Generate maskable icons
📚
Meer weten

PWA manifest.json Builder

Generate Web App Manifest (manifest.json). Required fields, icon sizes, maskable variants, optional shortcuts + screenshots. Plus HTML link-tag.

How to use this tool

  1. 1

    App basics

    Name, theme, start URL, display mode.

  2. 2

    Icons

    Icon sizes 192 + 512 + maskable.

  3. 3

    Output

    manifest.json + HTML link tag + install JS.

Frequently Asked Questions

Why PWA in 2026?
PWAs install like native apps on iOS, Android, ChromeOS, Windows. Works offline (with service worker). Nee app store fees. Better discoverability via web search. Apple finally added "Add to Home Screen" prompt support 2023. PWA is the most cost-effective way to ship cross-platform.
Required fields for installability?
Minimum: name, short_name, icons (≥192px + ≥512px), start_url, display ("standalone" or "fullscreen"), theme_color, background_color. Plus: HTTPS + service worker registered + valid manifest. Chrome DevTools → Application → Manifest shows compliance.
Maskable icons?
Adaptive icons that fill the entire frame on Android (where launchers crop the icon). Generate at 512×512 with safe zone (inner 80%). Add purpose: "any maskable" to manifest. Tools: maskable.app shows preview. Without maskable, your icon may look small / cropped.

Belangrijkste punten

  • PWA manifest.json Builder is a free, browser-based seo & web tool — generate manifest + icons + theme color.
  • Nee signup, no downloads, no file uploads — your data stays on your device.
  • Works on desktop, tablet, and mobile. Install as a PWA for offline access.

How to Use PWA manifest.json Builder

  1. Open the tool: Launch PWA manifest.json Builder on Toololis — no account or download needed.
  2. Enter your data: Paste text, enter values, or select a file directly in your browser.
  3. Get instant results: Everything is processed locally — results appear immediately.
  4. Copy or download: Save your output or share it. Bookmark for quick access next time.

PWA manifest.json Builder — Quick Facts

Prijs
Gratis — geen limieten, geen watermerk, geen paywall
Privacy
100% in de browser — geen data verlaat je apparaat
Platform
Elke moderne browser — desktop, tablet of mobiel
Categorie
SEO & Web Tools on Toololis
Offline
Works offline after first visit (Progressive Web App)
FunctieDetails
ToolPWA manifest.json Builder
CategorieSEO & Web
Aanmelden vereistNee
Bestand uploadenGeen — verwerkt in browser
Mobiel ondersteundVolledig responsive
KostenVoor altijd gratis

Why Use PWA manifest.json Builder?

You should try PWA manifest.json Builder for a quick, private way to generate manifest + icons + theme color. All processing happens in your browser. Your files and data never leave your device. According to web.dev, client-side processing is the gold standard for privacy.

On the other hand, dedicated APIs or desktop tools suit batch processing better. They also handle server-side automation. For everyday tasks, browser tools offer the best speed, privacy, and convenience.

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100% Privacy. Deze tool draait volledig in je browser. Je gegevens worden nooit naar een server geüpload.