QRHub
QR scanning and generation without leaving the browser.
Built for quick QR retrieval from screenshots, web images, and selected screen areas.
- Scan from screen or image
- Generate QR for links, text, and Wi-Fi
Browser-native productivity tools
Sharp tools for
browser work.
Krishhmaaya Innovations builds focused browser utilities — QR workflows, tab navigation, AI discovery, printer diagnostics. One job per product. Zero setup friction.
Open source No account needed Privacy-first Free to use
How it works
Up and running in under a minute.
No config, no account, no waiting. The tools fit directly into your browser workflow.
Pick the tool
Browse the products below. Each one solves one clear job — no bloat, no upsell, no "Pro tier" that locks out basics.
Install in seconds
Chrome extensions install in one click. Web tools open directly — no account, no download, no confirmation email.
Use it every day
Every product is designed around a task you hit repeatedly. The value shows up on day one and compounds with use.
Products
Five tools. Five jobs. No overlap.
Each product is built around one workflow you hit daily. Install the one that matches — or all five.
TabSwitch
Keyboard-first tab switching for heavy browser users.
Faster tab movement, quick search, and less pointer-heavy browsing.
- Shortcut-oriented navigation
- Search across open tabs
PrinterTools
Free browser-based printer test pages and diagnostics.
Instant print test utilities for checking color, black-and-white output, clarity, and common printer issues without downloads.
- Print test pages instantly
- No signup or downloads
Aaevolis
A cleaner launchpad for AI tools you use repeatedly.
Organizes a large tool set so common destinations stay one action away.
- 88+ tools in one place
- Grouped by use case
PromptStash
Save, search, and copy AI prompts in one click — works with ChatGPT, Claude, Gemini, and any AI tool.
Keeps your best prompts sorted, searchable, and one keystroke away. The free tier handles 15 prompts; Pro unlocks unlimited storage, variable templates, and advanced sort modes.
- Save up to 15 prompts free — unlimited with Pro
- One-click copy to any AI tool
Our approach
Built for people who hit the same wall daily.
The products stay narrow on purpose — less interface noise, fewer steps, and a clear reason to reach for the tool every single time.
01
Browser-native utility
The products fit directly into browser work instead of asking users to adopt another heavy workflow.
02
Low-friction by design
The positioning is simple: faster actions, fewer clicks, and no unnecessary product theater.
03
Trust through openness
Public repositories and privacy-conscious messaging reduce black-box skepticism.
Get started
Open the tool that matches the job.
Start with the product page for context, or go straight to the live tool if you already know what you need. Zero friction either way.
Get in touch
Three ways to reach us.
Open source, open inbox — pick whatever channel fits.