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Analyzed about 6 hours ago. based on code collected 1 day ago.

Project Summary

GNU Libidn is a fully documented implementation of the Stringprep, Punycode and IDNA specifications. Libidn's purpose is to encode and decode internationalized domain name strings. There are native C, C# and Java libraries.

Tags

dns i18n idn

In a Nutshell, Libidn...

Quick Reference

Organization:
GNU
Project Links:

Code Locations:
https://git.savannah.gnu.org/git...
Similar Projects:
Managers:
Simon Josefsson

Licenses

GNU General Public License v2.0 or later
Permitted

Commercial Use

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Place Warranty

Forbidden

Sub-License

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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.

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.

All Licenses

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
About Project Vulnerability Report

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About Project Security

Code

Lines of Code

Activity

Commits per Month

Community

Languages

Java 		40%
C 		32%
Perl 		7%
9 Other 		21%

30 Day Summary

Aug 6 2026 — Sep 5 2026

12 Month Summary

Sep 5 2025 — Sep 5 2026
  • 28 Commits
    Down -44 (61%) from previous 12 months
  • 1 Contributors
    Down 0 (0%) from previous 12 months

Most Recent Contributors

Simon Josefsson ...sandro Ghedini
Bruno Haible Miroslav Lichvar
Francesco Pretto Tim Rühsen

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Static Analysis ( Generated by Coverity Scan for libidn )

Repository URL: https://git.savannah.gnu.org/git/libidn.git

Version: v1.44-7-gb027d9f

2026-09-02
Last Analyzed
56,661
Lines of Code Analyze
0.21
Defect Density

Defects by status for current build

21
Total defects
12
Outstanding
5
Fixed

CWE Top 25 defects

ID CWE-Name Number of Defects
190 Integer Overflow or Wraparound 1