BatteryBoi (Open-Source)

In plain words

BatteryBoi is an open-source battery monitoring application for Mac that displays battery information through Dynamic Island-style notifications. It provides insights into your device's battery status and monitors connected devices. Available free from the menu bar, BatteryBoi offers users detailed battery analytics and real-time updates about their Mac and peripherals in a visually integrated interface.

written from the facts on this page · September 2026

From the sources

Born from a fun weekend project, with popular demand, BatteryBoi has become a full-fledged, open-source, completely free battery app giving you beautiful Dynamic Island-style notifications, and insights into your battery, and even your connected devices.

• 
  I made an app that tracks your devices' batteries from your Mac2021 · fadel.io · ▲111

  Batteries for Mac | Track all your devices

• 
  Batterygo!2025 · apps.apple.com · ▲107

  Minimal battery indicator for your Mac menu bar.

• 
  Battery Health 32017 · fiplab.com · ▲171

  In-depth battery usage analysis for your Mac, iPhone & iPad

• 
  Juicy - Mac Battery AppJul 2026 · getjuicy.app · ▲229

  Beautiful Mac battery alerts, health insights & charge limit

• 
  Battery Buddy2021 · batterybuddy.app · ▲297

  Like the default battery indicator in your menu bar but cute

• 
  iBetterCharge2015 · softorino.com · ▲138

  Mac app that notifies you when your iPhone battery is low

• 
  /dev/null▲468

  a social network for devs

  Dev tools · 2d 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 · 27d 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 · 25d ago · github.com

• 
  OpenBot▲362

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

  Dev tools · 22d ago · openbot.run

• 
  Talanoa▲340

  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 · 20d ago · talanoa.email

• 
  CoreSpeed▲332

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

  Dev tools · 27d ago · corespeed.io

• 
  Loops▲1,556

  Measure whether a campaign drove the desired outcome

  Dev tools · 2023 · loops.so

• 
  Tally 2.0▲1,479

  The simplest way to create forms for free

  Dev tools · 2023 · tally.so

• 
  Klu AI▲1,462

  Your data, unified and interactive

  AI · 2023 · klu.so

• 
  FirstHR▲1,063

  All-in-one HR platform for founders with dreams and teams

  Work · 2023 · firsthr.app

• 
  DevHunt▲945

  Open source Product Hunt for dev tools

  Dev tools · 2023 · devhunt.org

• 
  Yarnit 2.0▲918

  GenAI app to create personalized content

  AI · 2023 · yarnit.app