House of Calculators

What it does

Your one-stop hub for online calculators. From basic math to specialized tools, find what you need quickly. Our growing collection offers user-friendly calculators in one place. Simplify calculations and save time at houseofcalculators.com

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  Calculator Hub2025 · calculation-hub.com · ▲17

  A collection of useful calculators for various purposes

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  The No 1 Calculators and Tools Hub!Nov 2025 · best-calculators.com · ▲8

  All your everyday calculators and tools - smart and fast!

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  Calculator2025 · solveme.net · ▲9

  Smart, fast & free calculators for everything you need

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  Free Calculators2025 · freecalculators.app · ▲7

  Free online calculator

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  Free2025 · free-calculator.org · ▲6

  free-calculator.org - all your calculations. one free hub.

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  Online Calculators2025 · onlinecalculatorplus.com · ▲6

  Simplify your calculations with Our Online Calculators

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  Run full iOS 16.5 firmware on Android Devices▲514

  Contribute to oosexgang/hackios-xnu-kernel development by creating an account on GitHub.

  Dev tools · 1d ago · github.com

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  /dev/null▲492

  a social network for devs

  Dev tools · 4d ago · dev-null.sh

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  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 · 29d ago · github.com

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  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 · 27d ago · github.com

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  OpenBot▲362

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

  Dev tools · 24d ago · openbot.run

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  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 · 22d ago · talanoa.email

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  Wispr Flow▲2,732

  Speak naturally, write perfectly & 3x faster in every app

  AI · 2024 · wisprflow.ai

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  Pathway▲1,335

  Get user insights 10x faster

  Work · 2024 · wynde.io

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  BeforeSunset AI 2.0▲1,267

  Personalized AI daily planning that suits your life

  AI · 2024 · beforesunset.ai

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  Osmos▲1,194

  Match with like-minded professionals for 1:1 conversations

  Growth · 2024

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  Carrot Care▲1,168

  Understand & optimise your bloodwork

  Life & fun · 2024 · carrotcare.health

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  Polar▲1,167

  An open source monetization platform for developers

  Dev tools · 2024 · polar.sh