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SPECIFICTION
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Blitzloop

github.com

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Spec score 7.3 #22 of 30 in Karaoke Software

Spec sheet

Purpose
Blitzloop is open source karaoke software designed to replicate a Japanese karaoke experience.Read 8 Oct 2026 · github.com
License
The repository lists GPL-2.0 and GPL-3.0 licenses.Read 8 Oct 2026 · github.com
Audio option
The guide documents running Blitzloop without JACK using the --no-audioengine and --mpv-ao=coreaudio options.Read 8 Oct 2026 · raw.githubusercontent.com
Browser access
The installation guide says to visit port 10111 in a web browser to use Blitzloop.Read 8 Oct 2026 · raw.githubusercontent.com
Dependencies
The installation guide lists Python 3, JACK, freetype, OpenGL, and mpv built with librubberband support among the requirements.Read 8 Oct 2026 · raw.githubusercontent.com
Display and control
The screen displays video and lyrics, while control is provided remotely through a browser.Read 8 Oct 2026 · github.com
Licensing
The repository identifies GPL-2.0 and GPL-3.0 licenses for Blitzloop.Read 8 Oct 2026 · github.com
Linux installation
The guide provides Linux instructions for Arch Linux, Debian, and Gentoo.Read 8 Oct 2026 · raw.githubusercontent.com
macOS installation
The guide provides macOS instructions that require Xcode and Homebrew.Read 8 Oct 2026 · raw.githubusercontent.com
Public songs
A separate public repository contains songs whose authors have given permission for use with BlitzLoop.Read 8 Oct 2026 · github.com
Remote control
Control is provided remotely through a browser.Read 8 Oct 2026 · github.com
Song licenses
The project notes that song repository license terms differ from Blitzloop's own license.Read 8 Oct 2026 · github.com
Song preparation
Users need to prepare their own songs for Blitzloop.Read 8 Oct 2026 · github.com
Song restrictions
The public songs may be used with BlitzLoop and for performances only if no fee is charged for the performance or an event advertising it.Read 8 Oct 2026 · github.com
Video and lyrics
The display is dedicated to video and lyrics.Read 8 Oct 2026 · github.com
Work in progress
The project says it is a work in progress and requires some manual effort to install and use.Read 8 Oct 2026 · github.com

Where Specifiction places it

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