Quartz
Edit titles, artists, albums, artwork, track numbers, and other song metadata.
Explore Quartz →
The toolkit
Focused music tools, with space for whatever comes next
Use the tool you need. Skip the rest.
Available & in progress
Choose the job you need done
Quartz, Malachite, and Prism are free and open source. Aurum is the first planned commercial GoldKit tool and remains in development.
Malachite
Paste a URL, choose a format, and run yt-dlp without the command line.
Explore Malachite →Prism
Export stems without keeping Pro Tools open.
Explore Prism →Aurum
Find BPM, key, and detune in cents for precise pitch-correction setup.
Follow Aurum →The next focused tool
More tools will join the catalog as new problems earn a focused solution.