@devomnitools

67+ free, blazing-fast, 100% private developer utilities. Zero server tracking. Pure client-side. Built for engineers & designers. ⚡

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devomnitools.com
Joined September 2026
  • Tweets35
  • Following54
  • Followers9
4Media
🚀 Devs spend 15+ mins daily bouncing between sketchy utility sites filled with ads, popups & server logging. Today, we're launching OmniTools: 45+ free, fast developer utilities with 100% in-browser privacy. Zero server tracking. Pure client-side. 🧵👇
🤖 Made with AI
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🚨 Security Alert: CVE-2026-112948Vitest 5 dev servers misapplied 'server.fs.deny', leaking .env & API tokens over plain HTTP.If you ran 'vitest --ui', treat local secrets as leaked.🛠️ Rotate tokens via offline CSPRNG:devomnitools.com/en/tools/to… #CyberSecurity #AppSec

Bearer Token Generator [Random API Keys] — DevOmniTools

Generate random Bearer tokens, 256-bit API keys, and hex secrets offline via Web Crypto CSPRNG. 1-click copy "Authorization: Bearer " headers.

devomnitools.com
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🚨 Critical Security Advisory: CVE-2026-111771 (MCP TypeScript SDK) Remote Model Context Protocol servers were vulnerable to cross-service bearer token replay due to missing audience (aud) validation. Full patch breakdown & TypeScript fix: devomnitools.com/en/guides/m…

Fix MCP Server Bearer Auth Token Flaw — DevOmniTools

Diagnose and patch CVE-2026-111771 in the Model Context Protocol (MCP) TypeScript SDK. Learn why cross-service bearer tokens were accepted and verify.

devomnitools.com
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Inspect your JWT payload claims completely client-side (zero server logging): devomnitools.com/en/tools/jw… #ModelContextProtocol #TypeScript #CyberSecurity #WebDev #AI

JWT & JWS Decoder: Read Token Claims Online — DevOmniTools

Decode JWT and JWS headers and payloads without a secret key. Inspect claims and expiration in your browser. Decoding does not verify a signature.

devomnitools.com
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I just published Why Decoding a JWT Is Not Verifying It (And How Security Bugs Slip Through) medium.com/@contact.umairran…
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I just published Why Your SVG Icons Break When Converted to Web Fonts (And How to Fix Inverted Glyphs) medium.com/@contact.umairran…
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Nice little win today. Brad Traversy (@traversymedia) just merged DevOmniTools into his design-resources-for-developers repo! Built these client-side utilities with zero tracking & no login walls. Great to see it recognized. Repo: github.com/bradtraversy/desi…
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I just published Why your cURL command works in terminal but fails in Python (4 gotchas that wasted my afternoon) medium.com/@contact.umairran…
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Tired of online formatters uploading your sensitive JSON & database dumps to unknown servers? We built DevOmniTools: 65+ developer utilities running 100% client-side in browser memory. Zero telemetry, zero cloud logs. Try it free: devomnitools.com #webdev #javascript

79+ Free Online Developer Tools — DevOmniTools

Developer tools with local core processing — format JSON, inspect JWTs, convert Base64, test regex and generate hashes. Optional online services require.

devomnitools.com
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A HAR file records every browser request — including cookies & auth tokens. Uploading to SaaS tools = risking prod secrets. Our HAR Analyzer runs 100% in local memory with a header sanitizer. Zero upload: devomnitools.com/en/tools/ha… #webdev #devops

HAR File Analyzer & Network Waterfall Viewer — DevOmniTools

Inspect and debug HTTP Archive (.har) files in-browser. Visual timing waterfall, request inspection, and sensitive auth token sanitizer.

devomnitools.com
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Milestone: 50 developer tools live on DevOmniTools! 🚀 Tired of web tools uploading your API keys, JWTs, or HAR files? DevOmniTools runs 100% in browser memory via TypeScript & Web Workers. Zero server calls. Try it: devomnitools.com/en/ #buildinpublic #webdev

79+ Free Online Developer Tools — DevOmniTools

Developer tools with local core processing — format JSON, inspect JWTs, convert Base64, test regex and generate hashes. Optional online services require.

devomnitools.com
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DevOmniTools: 45+ fast, client-side dev tools with 100% privacy producthunt.com/products/dev… via @producthunt

DevOmniTools: 136+ Free, In-Browser Developer Tools with 100% Privacy | Product Hunt

DevOmniTools is a suite of 136+ free, private developer utilities running 100% locally in your browser. From JSON/SQL formatters and JWT inspectors to X.509 decoders, AES-256 encryption, and Web...

producthunt.com
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🚀 Developers spend 15+ minutes every day bouncing between utility sites filled with popups, trackers, and server logging. Today, we're launching DevOmniTools: 46+ free, blazing-fast developer utilities with 100% in-browser privacy. Zero server tracking. Pure client-side.
🤖 Made with AI
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Here is what you can do in your browser tab: ⚡ RFC 4180 CSV ⇄ JSON with nested objects ⚡ SQL INSERT to JSON & CSV parser ⚡ 8K Vector & SVG to PNG rasterizer ⚡ CSS Flexbox builder with Tailwind export ⚡ AES-256 encryption & Bcrypt hasher
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🔒 100% in-browser privacy via Web Workers & WebCrypto APIs. Zero server uploads. Works offline as a PWA! Try free (no ads, no login): 👉 devomnitools.com GitHub: ⭐ github.com/contactumairrana/… #webdev #devtools #javascript

79+ Free Online Developer Tools — DevOmniTools

Developer tools with local core processing — format JSON, inspect JWTs, convert Base64, test regex and generate hashes. Optional online services require.

devomnitools.com
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🚀 We are officially LIVE on Product Hunt! DevOmniTools: 45+ free, privacy-first, client-side developer tools with zero server tracking. Explore the tools and share your thoughts with us! ⚡👇 producthunt.com/products/dev… #ProductHunt #webdev #devtools
🤖 Made with AI
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Run 100% in your browser tab without installing anything: ⚡ 8K Vector & SVG to PNG rasterizer ⚡ CSS Flexbox playground with Tailwind export ⚡ SQL INSERT to JSON & CSV converter ⚡ QR Code Studio with custom logo ⚡ AES-256 & Bcrypt crypto tools
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Try it today 100% free (no ads, no login): 👉 devomnitools.com Open-source on GitHub: ⭐ github.com/contactumairrana/… What tool should we build next? Let us know below! 👇 #webdev #javascript #typescript #devtools #opensource

79+ Free Online Developer Tools — DevOmniTools

Developer tools with local core processing — format JSON, inspect JWTs, convert Base64, test regex and generate hashes. Optional online services require.

devomnitools.com
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📱 Works anywhere, even on an airplane: OmniTools is an installable Progressive Web App (PWA). Add it to your dock or homescreen for instant offline access. Available in 4 languages: 🇺🇸 English, 🇪🇸 Spanish, 🇩🇪 German & 🇸🇦 Arabic (with native RTL).
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🔒 Why "Client-Side First" matters: When you format confidential JSON, decode enterprise JWTs, or test hashes, your data NEVER touches any server. Everything executes locally in your browser memory via Web Workers & Web Crypto APIs.
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