Varnish

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Analyzed about 1 month ago. based on code collected about 1 month ago.

Project Summary

Varnish is a state-of-the-art, high-performance HTTP accelerator. Varnish is targeted primarily at the FreeBSD 6 and Linux 2.6 platforms, and will take full advantage of the virtual memory system and advanced I/O features offered by these operating systems.

Tags

accelerator cache esi freebsd highavailability high_performance http linux loadbalancing networking proxy reverseproxy varnish web www

In a Nutshell, Varnish...

...
has had 19,823 commits made by 140 contributors
representing 110,161 lines of code
...
is mostly written in C
with an average number of source code comments
...
has a well established, mature codebase
maintained by a large development team
with decreasing Y-O-Y commits
...
took an estimated 28 years of effort (COCOMO model)
starting with its first commit in February, 2006
ending with its most recent commit 4 months ago

Quick Reference

Homepage
Community
Documentation
Download
Forums
Issue Trackers
Mailing Lists
Other ( 2 Links )

Code Locations:

https://github.com/varnishcache/...

Similar Projects:

Licenses

BSD 2-clause "FreeBSD" License

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

This Project has No vulnerabilities Reported Against it

Did You Know...

...
55% of companies leverage OSS for production infrastructure
...
compare projects before you chose one to use
...
use of OSS increased in 65% of companies in 2016
...
search using multiple tags to find exactly what you need

Code

Lines of Code

Activity

Commits per Month

Community

Contributors per Month

Languages

C	93%
8 Other	7%

30 Day Summary

Apr 12 2026 — May 12 2026

0 Commits
0 Contributors

12 Month Summary

May 12 2025 — May 12 2026

276 Commits
Down -524 (65%) from previous 12 months
13 Contributors
Down -9 (40%) from previous 12 months

Most Recent Contributors

	phk		Nils Goroll
	Dridi Boukelmoune		Walid Boudebouda
	Thibaut Artis		Sashank Bhamidi

Ratings

21 users rate this project:

4.5/5.0

Click to add your rating

Review this Project!

Static Analysis ( Generated by Coverity Scan for varnish )

Repository URL: https://github.com/varnishcache/varnish-cache

Version: 382ea77157290253a93203dc60a289925b7bebea

2026-01-26
Last Analyzed

163,622
Lines of Code Analyze

0.03
Defect Density

Defects by status for current build

207
Total defects

5
Outstanding

161
Fixed

CWE Top 25 defects

ID	CWE-Name	Number of Defects
190	Integer Overflow or Wraparound	5