Squarespace CSS Backup

Tracking since May 9, 2026.

Changelog

• May 19, 2026
  description

  Keep your Squarespace CSS safe with automatic local backups and easy version management.
  The extension automatically saves your Custom CSS so you can quickly restore previous versions if something breaks. Download your CSS in one click, save versions locally in your browser, or set automatic scheduled backups.
  
  ⚠️ Beta version — if you find any bugs or issues, please report them so they can be fixed and improved quickly.
  
  Features:
  – Automatic CSS backups stored locally
  – One-click CSS download
  – Daily auto-backup on first Squarespace admin open
  – Scheduled autosaves
  – Easy version history
  
  Perfect for developers, designers, and anyone customizing Squarespace with CSS.

  Keep your Squarespace CSS safe with automatic local backups and easy version management.
  
  The extension automatically saves your Custom CSS so you can quickly restore previous versions if something breaks. Download your CSS in one click, save versions locally in your browser, or set automatic scheduled backups.
  
  ⚠️ Beta version — if you find any bugs or issues, please report them so they can be fixed and improved quickly.
  
  Features:
  – Automatic CSS backups stored locally (in extension storage)
  – One-click CSS download
  – Daily auto-backup on first Squarespace Custom CSS open
  – Scheduled autosaves
  – Easy version history
  
  Perfect for developers, designers, and anyone customizing Squarespace with CSS.
  
  CHANGE LOG
  v1.01 – backups are now stored in a safer location (extension storage) that won't be wiped when you clear your browser's cache or cookies. If you had existing backups, please re-save them.

• May 19, 2026
  permissions

  storage, alarms, activeTab

  storage, alarms, activeTab, unlimitedStorage

Permissions & access

Permissions

storagealarmsactiveTabunlimitedStorage

Host access

https://*.squarespace.com/*

Screenshots