Hammerhead Karoo 2

What it does

An upgrade that will take your bike rides to the next level. The Karoo 2 features an ultra HD touch screen, best in class navigation, the ability to compete virtually via live Strava segments, and an always evolving software for continuous updates.

Enjoy every ride without compromise with the world's most advanced yet intuitive cycling computer. With industry-leading navigation and visualizations, next-gen usability, and advanced connectivity with your favorite cycling tech, Hammerhead Karoo makes every ride better than the last.

• 
  Hammerhead Karoo2017 · shop.sram.com · ▲95

  Karoo brings navigation to your Bicycle.

• 
  Hammerhead2014 · hammerhead.io · ▲70

  Bike navigation that simply works.

• 
  Speedx Leopard Bike2016 · speedx.com · ▲87

  Smart aero bike that helps you train & track your progress.

• 
  Bike2022 · hogbaysoftware.com · ▲96

  Tool for thought

• 
  Biker 2.0: Bicycle track & maintainJan 2026 · biker.dev · ▲111

  Bike AI garage: track and maintain bicycle parts

• 
  SmartHalo 2 | Make Your Bike Smarter2019 · kickstarter.com · ▲5

  The next generation of the minimalist smart biking device

• 
  SimCity, but with Permits▲939

  A free city-building game in your browser. You are the mayor. You know what the city needs. Now get it past the zoning board, the neighbors, the appeals court and the next election.

  Life & fun · 7d ago · permit.petercai.com

• IV
  I've been paying for a rural Tanzanian's education for 10 years▲778

  Life & fun · 19d ago · tanzaniaeducationproject.org

• 
  Bigwords.page – Turn any screen into a sign. The URL is the app▲728

  Turn a phone, tablet or TV into a sign. Type a message and it fills the screen: welcome signs, timers, Wi-Fi passwords and more. No app, no account, free.

  Life & fun · 20d ago · bigwords.page

• 
  Steal My Bitcoin▲617

  A PHP security challenge. Find the hidden bitcoin key. First person to get the wallet wins.

  Life & fun · 3d ago · stealmybitcoin.com

• 
  Guitoro, a virtual guitar you strum with your keyboard▲573

  Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.

  Life & fun · 14d ago · guitoro.com

• 
  Product Hunt Visual Launch Editor▲443

  See your launch as you build it

  Life & fun · 4d ago

• 
  Synthesia▲943

  Generate professional-looking AI videos from text in minutes

  AI · 2020 · synthesia.io

• 
  IdeasAI▲801

  OpenAI-powered startup idea generator

  AI · 2020 · ideasai.com

• 
  Tables by Google▲783

  Tables helps teams easily track & automate tasks

  Work · 2020 · tables.area120.google.com

• LS
  Linux sysadmin course, eight years on▲780

  Almost eight years ago I launched an online “Linux sysadmin course for newbies” here at HN. It was a side-project that went well, but never generated enough money to allow me to fully commit to leaving the Day Job. After surviving the Big C, and getting made redundant I thought I might improve and relaunch it commercially – but my doctors are a pessimistic bunch, so it looked like I didn’t have the time. Instead, I rejigged/relaunched it via a Reddit forum this February as free and open - and have now gathered a team of helpers to ensure that it keeps going each month even after I can’t…

  Commerce · 2020

• 
  Poolside FM for iPhone▲642

  A pool party in your pocket

  Life & fun · 2020 · cellular.poolside.fm

• 
  MakeHub 2.0▲600

  65 solo founders making $370,000/mo

  Life & fun · 2020