67+ free, blazing-fast, 100% private developer utilities. Zero server tracking. Pure client-side. Built for engineers & designers. ⚡
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Joined September 2026
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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
Inspect your JWT payload claims completely client-side (zero server logging):
devomnitools.com/en/tools/jw…
#ModelContextProtocol #TypeScript #CyberSecurity #WebDev #AI
🚨 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…
I just published Why Decoding a JWT Is Not Verifying It (And How Security Bugs Slip Through) medium.com/@contact.umairran…
I just published Why Your SVG Icons Break When Converted to Web Fonts (And How to Fix Inverted Glyphs) medium.com/@contact.umairran…
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…
I just published Why your cURL command works in terminal but fails in Python (4 gotchas that wasted my afternoon) medium.com/@contact.umairran…
Building DevOmniTools — 65+ free, privacy-first developer utilities that run 100% client-side in browser memory.
No server uploads, zero tracking, and works completely offline as a PWA! ⚡
👉 devomnitools.com
Would love any feedback! 🚀
Hey Julie! 👋 Building across 🛠️ Dev tools, 🌐 Web apps, and 🧩 Chrome extensions!
Currently scaling DevOmniTools (devomnitools.com) — 65+ free, privacy-first developer utilities running 100% client-side with zero telemetry.
Excited to connect with fellow builders! 🚀
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
This is huge for LLM context windows and coding agents. Fetching clean markdown instead of stripping heavy HTML saves thousands of tokens and prevents scraper hallucinations.
Every dev docs site should adopt this standard! 👏
🔒 If your "JWT decoder" sends requests across the network, it’s not a tool — it’s a collection endpoint.
DevOmniTools runs 100% client-side in RAM.
Now supports SD-JWT (tilde ~ disclosures) & Chrome Email Verification tokens:
👉 devomnitools.com/en/tools/jw…
#webdev #jwt
Building DevOmniTools — an open, 100% private developer utility suite.
Most online tools secretly upload your JSON, tokens & HAR files to their servers. We run everything strictly client-side in local browser memory. Zero data leaks.
Check it out: devomnitools.com/
Building DevOmniTools — an open, 100% private developer utility suite.
Most online tools secretly upload your JSON, tokens & HAR files to their servers. We run everything strictly client-side in local browser memory. Zero data leaks.
Check it out: devomnitools.com/