Project Summary
PulseAudio is a networked sound server.
Features
- Module autoloading
- Support for more than one sink/source
- Good low latency behaviour
- Very accurate latency measurement for playback and recording.
- Client side latency interpolation
- Embedabble into other software (the core is available as C library)
- Completely asynchronous C API, complemented by two synchronous variants for simple use in synchronous applications
- Simple command line interface for reconfiguring the daemon while running
- Flexible, implicit sample type conversion and resampling
- "Zero-Copy" architecture
- May be used to combine multiple sound cards to one (with sample rate adjustment)
- Ability to fully synchronize multiple playback streams
In a Nutshell, PulseAudio...
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has a well established, mature codebase
maintained by a very large development team
with decreasing Y-O-Y commits -
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took an estimated 44 years of effort (COCOMO model)
starting with its first commit in June, 2004
ending with its most recent commit 3 months ago
Quick Reference
MIT
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Use Patent Claims
Forbidden
Sub-License
Hold Liable
Required
Distribute Original
Disclose Source
Include Copyright
State Changes
Include License
Include Install Instructions
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
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30 Day SummaryJun 16 2025 — Jul 16 2025
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12 Month SummaryJul 16 2024 — Jul 16 2025
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