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# What’s new / Upgrading

This section describes the changes and improvements between different versions of Vinyl Cache, and what upgrading between the different versions entail.

Releases up to and including 8.0 were called Varnish. From 9.0 on, this project is called Vinyl Cache and releases called Varnish are continued by Varnish Software as a fork.

## Vinyl Cache 9.0

- Changes in Vinyl Cache 9.0
  - vinyld
  - Changes to VCL
  - VMODs
  - vinyllog
  - vinylstat
  - Changes for developers and VMOD authors
- Upgrading to Vinyl Cache 9.0
  - Name change
  - Affecting multiple programs
  - vinyld
  - vinylncsa
  - Upgrade notes for VMOD developers

## Varnish 8.0

- Changes in Varnish-Cache 8.0
  - varnishd
  - Changes to VCL
  - VMODs
  - VUTs
  - varnishlog
  - varnishadm
  - varnishstat
  - varnishtest
  - varnishncsa
  - Changes for developers and VMOD authors
- Upgrading to Varnish-Cache 8.0
  - varnishd
  - Bans
  - vmod_std changes
  - vmod_cookie changes
  - Upgrade notes for VMOD developers

## Varnish 7.7

- Changes in Varnish-Cache 7.7
  - Security
  - varnishd
  - Changes to VCL
  - varnishadm
  - Generic Logging (VSL)
  - Interactive mode in varnishstat, varnishtop and varnishhist
  - varnishncsa
  - varnishstat
  - varnishtest
  - Changes for developers and VMOD authors
- Upgrading to Varnish-Cache 7.7
  - Upgrade notes for VMOD developers

## Varnish 6.0

- Changes in Varnish 6.0
  - Under the hood (mostly for developers)
  - The stuff only we care about
- Upgrading to Varnish 6.0
  - Unix domain sockets as listen addresses
  - Unix domain sockets as backend addresses
  - varnishd parameters
  - Changes to VCL
  - Packaging changes
  - Other changes