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SuperMegaUltraGroovy

Company blog · supermegaultragroovy.comprogramming

SuperMegaUltraGroovy is the company blog at supermegaultragroovy.com, writing about programming. Since 2009, 16 different Hacker News readers have linked it 20 times, most often “Capo3: Reverse Engineering Rock and Roll”. It is still writing: the last post was on 2026-06-04, and you can follow it by feed.

Visit the blog
20mentions?
16HN people?
2009–2025first – last linked?
Links on Hacker News per year · peak 4 in 2013

Too few sampled comments (9) to say how often HN recommends it.?

Why HN links it

The site is the product page for Capo, a Mac and iOS app for identifying chords and turning audio into guitar tab. HN commenters cite it as a tool for chord and tab work, in threads about guitar chord software.

Summarised by Claude from a sample of 9 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

The company behind Capo, the Mac and iOS app for learning songs by ear — plus Chris Liscio's notes on audio programming and ear learning.

Most-linked posts?

  1. Capo3: Reverse Engineering Rock and Roll
    5 people · 5 mentions · first linked 2009-06-02
  2. /products/capo/
    3 people · 3 mentions · first linked 2014-08-20
  3. How Album Artwork Took Down Audio Playback on macOS Sonoma
    2 people · 2 mentions · first linked 2023-11-29

What Hacker News says?

  1. YouTube is not the service provider when the video is accessed as an integrated part of the OP's website. That YouTube take action against infringement doesn't mean that you're not infringing by embedding copyright content available there on your own site (particularly as it's commercial). http://www.out-law.com/page-7235 , http://www.theregister.co.uk/2006/08/29/guitar_sites_under_f... give details of take downs, a…

    Comment linking /products/Capo/

    on “Show HN: Soundslice – YouTube + synced guitar tabs + HTML5”
  2. Submitted It’s over Between Us, AVAudioEngine as a story · 22 points

    HN discussion
  3. A great piece of software in the same space as SoundSlice is Capo: http://supermegaultragroovy.com/products/Capo/

    Comment linking /products/Capo/

    on “Show HN: Soundslice – YouTube + synced guitar tabs + HTML5”
  4. Submitted Swimming in OpenCL as a story · 14 points

    HN discussion
  5. Been having a lot of success with Capo [1] recently - excellent beat and chord detection (though it often overcomplicates simple fifths and sus4s assuming they're much more full voiced than they are); also provides a time/frequency intensity view that you can use to pick out melody lines which it automatically translates into tab. [1] http://supermegaultragroovy.com/products/capo/

    Comment linking /products/capo/

    on “YouTab: Automatically get chords for music”
  6. Submitted An email marketing platform that deletes accounts without sending email notices as a story · 9 points

    HN discussion
  7. Tangentially, if you want to get chords from a song (and can't find them already written online), Capo does a pretty great job at it and is very easy to use. Mac/iOS only, but the best I've seen. https://supermegaultragroovy.com/products/capo/

    Comment linking /products/capo/

    on “Show HN: Get the guitar chords from your Spotify playlists”
  8. Submitted TapeDeck Goes Exclusive to the Mac App Store as a story · 9 points

    HN discussion
  9. Maybe check out http://supermegaultragroovy.com/products/capo/ (Mac, iOS only)

    Comment linking /products/capo/

    on “Turning minor-key songs major”
  10. Submitted FuzzMeasure – Signal analysis redefined as a story · 8 points

    HN discussion
  11. Hve you seen Capo? http://supermegaultragroovy.com/products/Capo/

    Comment linking /products/Capo/

    on “Live Coding in CoffeeScript”
  12. Submitted Starting Signal Processing as a story · 8 points

    HN discussion
  13. Neat! I agree with others you should make an iTunes plugin, or perhaps even a standalone app with more features to help learn songs, like http://supermegaultragroovy.com/products/Capo/

    Comment linking /products/Capo/

    on “Ask HN: Review my startup - Chords!”
  14. Submitted Capo: Automatic chord detection as a story · 3 points

    HN discussion
  15. Great job. I also really like Capo for OS X: http://supermegaultragroovy.com/products/Capo/index.html Edit: can anyone recommend a good, free chord dictionary for Android?

    Comment linking /products/Capo/index.html

    on “Chordify: Get the chords to any song, using Haskell”
  16. Submitted How Album Artwork Took Down Audio Playback on macOS Sonoma as a story · 2 points

    HN discussion
  17. Apple used to have a "Music Memos" app for recording musical memos. It also identified chords and allowed you to add auto-generated bass and/or drums. Sadly it was removed a year or two back and users were told to use garage band instead. For iPhone and Mac, there's Capo which will identify chords and gives a pretty spectrograph for identifying individual notes and tabbing it out. http://supermegaultragroovy.com/pro…

    Comment linking /products/capo/

    on “Ask HN: Software for interpreting analog music chords?”
  18. Submitted Chord Intelligence as a story · 2 points

    HN discussion
  19. Submitted A Bug Hunting Story: How Album Artwork Caused a System-Wide Loss of Audio as a story · 1 points

    HN discussion
  20. Submitted Capo3: Reverse Engineering Rock and Roll as a story · 1 points

    HN discussion

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