Online DevTools

What it does

A collection of free, fast, and secure client-side utilities for developers. Format, validate, convert, encode, and process data right in your browser.

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  DevTools2023 · ray.run · ▲74

  Making your everyday tasks a breeze

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  DevTools2025 · onlinewebdevtools.com · ▲18

  Collection of free online tools to help in web development

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  DevTools-X – a cross platform alternative of devutils and devtoys2022 · github.com · ▲136

  Collection of offline first developer utilities available as non-electron desktop application. all in one place, cross-platform, 10MB app! - fosslife/devtools-x

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  devtoolsJun 2026 · ▲3

  A all-in-one tool for developers

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  DevTools2023 · apps.apple.com · ▲9

  Powerful developer tools

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  DevTools-X2024 · github.com · ▲16

  Collection of 40+ cross-platform developer utilities.

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  /dev/null▲489

  a social network for devs

  Dev tools · 3d 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 · 28d 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 · 26d ago · github.com

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  OpenBot▲362

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

  Dev tools · 23d 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 · 21d ago · talanoa.email

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  CoreSpeed▲332

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

  Dev tools · 29d ago · corespeed.io

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  Lightfield▲901

  AI-native CRM that builds itself and does work for you

  AI · Mar 2026 · lightfield.app

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  Tobira.ai▲728

  A network where AI agents find deals for their humans

  AI · Mar 2026 · tobira.ai

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  Claude Import Memory▲716

  Switch from ChatGPT to Claude with import memory feature

  AI · Mar 2026 · claude.com

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  Littlebird▲709

  Littlebird remembers everything across your meetings, messages, docs, and apps, then takes action so you can recall any detail and never lose context.

  AI · Mar 2026 · littlebird.ai

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  Viktor.com▲702

  Your AI Coworker that proactively executes tasks

  AI · Mar 2026 · viktor.com

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  Jupid▲659

  File your taxes with Claude Code

  Commerce · Mar 2026 · jupid.com