There are 3 repositories under vocaloid-database topic.
VocaDB mobile app
React function components for imperatively controlling embedded players (audio, Niconico, SoundCloud, Vimeo and YouTube) using refs.
Get metadata from Nico video
Piapro client for .NET, able to download metadata about content posts
.NET Standard 2.0 library that provides basic functionality for querying the NicoNicoDouga (ニコニコ動画) XML API.
Sync query parameters with a MobX store and React Router.
Vocaloid/UTAU rankings based on VocaDB
Importer for UTAU Lyrics Wiki
A Java Client for VocaDB API (auto-generated by OpenAPI and auto-fixed by my VocaDB OpenAPI Java Client Autofixer)
Random tools for VocaDB, mostly using the VocaDB API
Artist YouTube list generator based on VocaDB. Legacy project, the source code is very old.
VocaDB authentication plugin for Roadkill Wiki. Used by VocaDB Wiki