Project Summary
x265 is a commercially funded open source implementation of the H.265/High Efficiency Video Coding (HEVC) compression standard.
The primary goal of the x265 project is to bring the quality and speed capabilities of x264 to the H.265 compression standard.
The x265 project is coordinated by MultiCoreWare who bring significant technical and academic leadership to the project. The project also has several corporate sponsors whose generous contributions have allowed the project to exist.
In a Nutshell, x265...
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has a well established, mature codebase
maintained by a very large development team
with increasing Y-O-Y commits -
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took an estimated 85 years of effort (COCOMO model)
starting with its first commit in March, 2013
ending with its most recent commit about 1 month ago
Quick Reference
Commercial license available
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These details are provided for information only. No information here is legal advice and should not be used as such.
GPL 2
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Sub-License
Hold Liable
Required
Distribute Original
Disclose Source
Include Copyright
State Changes
Include License
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 SummaryMar 3 2025 — Apr 2 2025
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12 Month SummaryApr 2 2024 — Apr 2 2025
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