Local JSON Data Explorer - Online Browser Storage Viewer
View, edit, and manage JSON objects saved in your browser's localStorage. Delete, export, or import keys. No setup.
UD5 Toolkit
View, edit, and manage JSON objects saved in your browser's localStorage. Delete, export, or import keys. No setup.
Record your stamps with Scott number, condition, and value. Add images. Browse your collection. Local storage only.
Fill in bio, skills, projects to generate a clean HTML portfolio page. Copy the code. Local builder.
Enter a URL and trace the full redirect chain, seeing each hop's status code and location. Identify unnecessary redirects. Client-side fetch.
Paste a raw cookie string and see a formatted key‑value table. Debug session cookies and understand flags. Runs in browser.
Enter a component name and get a basic Vue 3 Single File Component template with script setup. Fast scaffolding.
Add items with category, color, season. Plan outfits. Drag and drop. Stored locally.
Parse a JSON array and generate SQL INSERT or UPDATE statements. Perfect for data migration. Client‑side only.
Paste a `Set‑Cookie` header and see all attributes parsed: domain, path, Max‑Age, SameSite, Secure, HttpOnly. Debug cookies easily.
Generate a BLAKE3 hash of any text or file. Extremely fast. Perfect for checksums and content addressing. Local.
Enter a resource name and HTTP method to get a complete Express route handler with try/catch and comments.
Provide a hook name and select features (state, effect, callback). Get a complete React custom hook with TypeScript. Faster development.
Write an encrypted letter to your future self, protected by a password. No server. Pure local Crypto.
Generate a Next.js page.tsx file with Server Component or Client Component. Layout and metadata included.
Play a virtual piano keyboard using mouse or computer keys. Sustain and octave control. Record and play back your tune.
Generate a SolidJS component with signals, props, and styles. Choose TypeScript. Copy the ready‑to‑use code.
Scale a recipe to serve a crowd and calculate container sizes needed. Meal prep helper.
Read, write, and delete cookies using the modern Cookie Store API. Monitor change events. No more document.cookie parsing.
Scale a classic homemade playdough recipe to any amount. Choose colors with safe options. Simple local calculator.
Render Markdown and copy the formatted output as rich text to paste directly into Word or Google Docs.
Hash any text using simple, fast algorithms: DJB2, SDBM, or CRC32. Get integer or hex. For quick lookups. Local.
Paste HTML and copy the formatted rich text to your clipboard. Paste directly into Word or Google Docs with styles intact.
Enter a URL and follow every redirect until the final destination. Shows each hop's status code, location, and duration.
Press any key combination and record the sequence. Export as JSON or human‑readable text. Perfect for documenting shortcuts.
See which fonts map to generic families (serif, sans‑serif, monospace) on different operating systems. A handy reference.
Store passwords and notes encrypted with a master passphrase. Data lives only in your browser's localStorage. No cloud.
A GUI to manage all keys in your browser's localStorage. Add, delete, edit, and export data. Debug progressive web apps.
Select trip type (beach, business, camping) and get a pre-filled packing checklist. Customize and print. Local storage.
Record the empty weight of your carboys and kegs. Then weigh a full one to instantly get the liquid weight and volume. Eliminate guesswork.
Create gradient‑filled text with the background‑clip property. Choose linear or radial gradients. Get the CSS. Modern typography.