A curated list of awesome data labeling tools

Open source audio annotation tool for humans

Audio Annotation Tool for ML development

Cicada is an open source audio annotation tool that lets you annotate audio files in .wav format and also enables you to look into each audio spectrogram while annotating

Pyrenote, the Audio Labeling System for Acoustics Specifies Identification Project, is built to generate human moment-to-moment labels on audio files. At present, being used to label bird audio data. Derived from the open source repo Audino

Web-based tool for straight-forward class annotation of audio files

extensible web framework for continuous annotation and perception experiments.

HTML-based audio annotation tool

simple HTK & TextGrid handling for go

Audio annotation tool designed for second language acquisition (SLA) researchers