Analyzed
27 days
ago.
based on code collected
28 days
ago.
Project Summary
libass is a portable subtitle renderer for the ASS/SSA (Advanced Substation Alpha/Substation Alpha) subtitle format. It is mostly compatible with VSFilter.
Badges
In a Nutshell, libass...
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has a well established, mature codebase
maintained by a average size development team
with decreasing Y-O-Y commits -
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took an estimated 6 years of effort (COCOMO model)
starting with its first commit in July, 2006
ending with its most recent commit about 1 month ago
Quick Reference
https://github.com/libass/libass
BSD 3-clause "New" or "Revised" License
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Hold Liable
Use Trademarks
Required
Include Copyright
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 )
Project Vulnerability Report
Security Confidence Index
Poor security track-record
Favorable security track-record
Vulnerability Exposure Index
Many reported vulnerabilities
Few reported vulnerabilities
Did You Know...
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in 2016, 47% of companies did not have formal process in place to track OS code
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you can embed statistics from Open Hub on your site
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55% of companies leverage OSS for production infrastructure
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data presented on the Open Hub is available through our API
30 Day SummaryApr 13 2026 — May 13 2026
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12 Month SummaryMay 13 2025 — May 13 2026
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Static Analysis ( Generated by Coverity Scan for libass/libass )
Repository URL: https://github.com/libass/libass
Version: c425f6d7ec9ca7e5dfa3f8bbed29a6ddbf39a596
- 2026-05-05
- Last Analyzed
- 35,297
- Lines of Code Analyze
- 0.14
- Defect Density
Defects by status for current build
- 29
- Total defects
- 5
- Outstanding
- 19
- Fixed
CWE Top 25 defects
| ID | CWE-Name | Number of Defects |
|---|---|---|
| 190 | Integer Overflow or Wraparound | 5 |