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This change log provides information on changes across the Fastly platform, including to the VCL language, our public API, CLI tooling, Rust SDK, JavaScript SDK, Go SDK and AssemblyScript SDK.

• August 14, 2024
  VCLAdditionsChangesFixesRemoves items

  tls.client.cert_verify_result and tls.client.raw_certificate_b64 removal, regsub syntax addition, bug fixes

• July 1, 2024
  VCLAdditions

  UUID updates and additions

• May 15, 2024
  VCLAdditionsChangesFixesRemoves items

  VCL_RECV changes, x-compress-hint behavior change, bugfixes

• March 26, 2024
  VCLChanges

  Shielding VCL Rendering, New VCL Syntax

• August 8, 2023
  VCLChanges

  Regular expressions in VCL

• August 4, 2023
  VCLChanges

  Shielding VCL Rendering

• November 4, 2022
  VCLChanges

  October 2022 VCL release

• June 2, 2021
  VCLAdditions

  June 2021 VCL release ("Pizza")

• February 15, 2021
  VCLAdditions

  February 2021 VCL release ("Pakora")

• November 11, 2020
  VCLAdditions

  November 2020 VCL release ("Croquette")