PulseGatePost-LLM software, agents & workflows market (since 2022)
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stem-separator

pypi.org·Infrastructure

stem-separator is an open-source command-line tool that uses AI models (Demucs) to separate audio files into individual stems such as vocals, drums, and bass. It is designed for audio engineers, musicians, and producers who need to isolate or extract specific elements from music tracks.

Open SourceMIT
CLISelf-hosted
S
Visit PyPI↗
⭐1
star
✓5
features
📅2025
since

Overview

5 features

In the AI & ML space, stem-separator takes a focused approach. It focuses on extracting individual instrument or vocal tracks from mixed audio files using AI. It is built as an open-source project for audio engineers and music producers. stem-separator is open source under the MIT license. stem-separator is available on the command line, and it can be self-hosted.

It is developed by Su1ph3r, and the product first shipped in 2025. Development happens publicly on GitHub with 3 commits in the last 90 days. PulseGate's similarity index finds few close equivalents — stem-separator occupies a relatively distinct niche. Key capabilities include audio separation, stem extraction, and AI-powered.

  • ✓Audio separation
  • ✓Stem extraction
  • ✓AI-powered
  • ✓CLI interface
  • ✓Open source

Tags

audio-stem-separationdemucs-integrationmusic-production

AI capabilities

AudioInference: LocalWeights: Open

Built with & integrations

AI providers
local_oss
Runs on
CLISelf-hosted

Trust & compliance

LicenseMIT
Verified signals
✓ HTTPS✓ Open Source✓ Free tier✓ GitHub · ★ 1✓ Active maintenance

Recent events

Latest indexed changes and source events

  1. IndexedJun 29, 2:13 PM

    stem-separator discovered by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about stem-separator

What does stem-separator do?
Stem-separator focuses on extracting individual instrument or vocal tracks from mixed audio files using AI. It is catalogued under AI & ML on PulseGate.
Who is stem-separator for?
stem-separator is an open-source project built for audio engineers and music producers.
Is stem-separator free?
Yes — stem-separator is open source under the MIT license and free to use.
What platforms does stem-separator run on?
stem-separator runs on the command line. It can also be self-hosted.
Is stem-separator still maintained?
PulseGate's automated liveness checks currently classify stem-separator as active. The GitHub repository shows 3 commits in the last 90 days.
What are alternatives to stem-separator?
Similar tools tracked by PulseGate include AI Stem Splitter, StemSplit, and AI Stem Splitter.AI Stem SplitterStemSplitAI Stem Splitter
Who makes stem-separator?
stem-separator is developed by Su1ph3r.
When did stem-separator launch?
stem-separator first shipped in 2025.

At a glance

Platforms
Cli
Languages
English
Open source
Yes · ★ 1
License
MIT
First seen
Mar 25, 2026
Activity
🟢 Active
Status
🟢 Active
Built for
audio engineers and music producers
Model
Open source
Solves
Extracting individual instrument or vocal tracks from mixed audio files using AI.

Developer

Su1ph3r
Solo developer
↗ GitHub

Open source

View on GitHub →
⭐ Stars
1
🍴 Forks
0
Open issues
0
Last commit
2mo ago
Commits 90d
3
Contributors
1
Authorship
Solo
Default branch
main
Latest release
v2.0.0 · 5mo ago

PulseGate index

Confidence
Low · 64
Indexed
Jun 29, 2026
Lifecycle
Alive
Activity
Active
First seen
Mar 2026
Last seen
2w ago
Freshness
Unknown
Identity audit (9)
Entity ID
cmqzatziw0dxd3gxzkg5t0irz
Slug
stem-separator-pypi-org
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 29, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jun 29, 2026
Canonical URL
https://pypi.org/project/stem-separator

Similar apps

Other apps tracked under the same category.

  • AI Stem Splitter
    aistemsplitter.org
  • StemSplit
    stemsplit.io
  • AI Stem Splitter
    aistemsplitter.online
  • demix
    github.com
  • Vocal Remover & Karaoke
    coolo.ai
  • Isolate Vocals - Stemio
    apple.com