HypeCalc

What it does

HypeCalc is a lightweight, responsive suite of client-side web utility tools and calculators spanning everyday life, construction, finance, health, and math. Every calculation runs entirely in your browser with real-time results, zero server lag, and complete user privacy.

Free, fast, and professional-grade calculators for Finance, Health, Math, Social and Engineering. Optimized for mobile and built for accuracy.

Access over 100+ free online calculators. From complex financial planning to health tracking, get instant and accurate results on any device. Our tools are developed with precision and cross-verified with standard mathematical formulas. Built on Next.js 14 , we ensure that your calculations are performed instantly without excessive server-side loading. Whether you are calculating 2026 US Tax estimates or monitoring your BMI, our mobile-first interface ensures a seamless experience across iPhones, Androids, andfrom hypecalc.tech

• 
  NexoraCalcJun 2026 · nexoracalc.com · ▲2

  Smart calculations made simple for global creators

• 
  HubCalcAug 2026 · hub-calc.pages.dev · ▲1

  Fast, clean, and free online productivity calculators

• 
  1stcalc.com2025 · 1stcalc.com · ▲13

  Smart online calculators for everyday tasks

• 
  BuildCalcJun 2026 · buildcalc-dugt.vercel.app · ▲1

  A smart tool to calculate construction materials in seconds

• 
  SeeCalcJun 2026 · seecalc.com · ▲5

  Every calculator you keep googling, in one place

• 
  BasicCalcMar 2026 · basiccalc.com

  The 100% Privacy-First, Open-Source Calculator & PDF Suite

• 
  /dev/null▲489

  a social network for devs

  Dev tools · 3d ago · dev-null.sh

• 
  Whiteboard (YC W26) – an open-source IDE for thoughtful software design▲423

  open-source IDE for thoughtful software design. Contribute to devdotfast/whiteboard development by creating an account on GitHub.

  Dev tools · 28d ago · github.com

• 
  Reladraw – A diagram language where you decide where to place things▲411

  Contribute to reladraw/reladraw development by creating an account on GitHub.

  Dev tools · 26d ago · github.com

• 
  OpenBot▲362

  Grok Bot alternative: free, local, open-source, multiplayer

  Dev tools · 23d ago · openbot.run

• 
  Talanoa▲346

  Hi HN, I’m a fullstack developer, and honestly, I’ve lost count of how many side projects I’ve worked on over the years. But one idea kept coming back to me: a different kind of email client. It first came to me in 2014: “What if we could handle emails more like conversations?” Every year, I’d revisit this concept in my “Build Notes.” Ten years later, no one had built exactly what I had in mind — so I finally decided to do it myself. That’s how Talanoa was born. I wanted something focused on people, not timelines. I was tired of marking messages as unread just to remember to reply later, or…

  Dev tools · 21d ago · talanoa.email

• 
  CoreSpeed▲332

  One MCP for everything your agents need: apps, memory, tools

  Dev tools · 28d ago · corespeed.io

• 
  An e-ink frame that hears birds and draws them as 1800s illustrations▲2,389

  E-ink bird frame for Raspberry Pi - real-time bird detection by audio, fully local AI, rendered as real, hand-cut 1800s bird illustrations. - arnegiacomo/fugleramme

  AI · Sep 2026 · github.com

• WI
  What if the speed of light was 5 km/h?▲629

  Special relativity simulator in which light crawls along at a human speed, so Lorentz contraction, aberration and Doppler shift happen at walking pace.

  Life & fun · Sep 2026 · rivendell.dmitrybrant.com

• 
  Jev▲544

  Fast, structured AI decisions for software automation

  AI · Sep 2026 · console.typesafe.ai

• 
  ReSO AI▲510

  Get discovered & recommended when customers ask AI

  AI · Sep 2026 · resollm.ai

• 
  Kilo Code for iOS and Android▲498

  Start coding agents, control sessions, review PRs. Anywhere.

  Dev tools · Sep 2026 · kilo.ai

• 
  AINA▲497

  Find your job search blind spots with an AI coach

  AI · Sep 2026 · aina-tech.io