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Varnish Cache

High-performance HTTP accelerator and caching proxy

Reverse Proxy & Gateways Archived ★ 4k stars Hard setup BSD-2-Clause

This project is archived. Upstream development has stopped, so expect no new features or security fixes. Consider an actively maintained reverse proxy & gateways alternative.

Varnish Cache is a powerful HTTP accelerator that sits in front of web servers to cache content and dramatically speed up delivery. Its VCL language gives fine-grained control over caching.

Official siteSource code

Key features

  • Powerful HTTP caching
  • VCL configuration language
  • Massive throughput
  • Edge-side includes

Strengths

  • Released under the BSD-2-Clause license
  • First-class Docker support for quick deployment
  • Active community (4k GitHub stars)
  • Written in C

Is Varnish Cache secure?

OSV.dev lists 9 published advisories for Varnish Cache. It doesn't publish GitHub releases we can match, so we can't say which of them apply to the current version. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

  • Most recent fixed advisory CVE-2025-30346, published 2025-03-21 (572 days ago), fixed in 7.6.2

Source: OSV.dev, checked 2026-10-14. How this is measured.

Varnish Cache replaces

Self-hosted Cloudflare alternativesSelf-hosted Squid alternatives

Health badge

Maintain Varnish Cache? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 15 · archived

Markdown
[![SelfHostIndex health score for Varnish Cache](https://selfhostindex.com/badge/varnish.svg)](https://selfhostindex.com/app/varnish/)
HTML
<a href="https://selfhostindex.com/app/varnish/"><img src="https://selfhostindex.com/badge/varnish.svg" alt="SelfHostIndex health score for Varnish Cache"></a>
reStructuredText
.. image:: https://selfhostindex.com/badge/varnish.svg
   :alt: SelfHostIndex health score for Varnish Cache
   :target: https://selfhostindex.com/app/varnish/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

Compare Varnish Cache

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