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Vacuum Image Optimizer1.2.1
1.2.12 min read

Changelog

Review the documented version history for Vacuum Image Optimizer.

1.2.1

Released on 2026-08-14 after WordPress 7.1-RC3 qualification.

  • Qualified WordPress 7.1 client-side media processing and the server-side fallback path.
  • Hardened createupdate attachment metadata finalization and registered-size reconciliation.
  • Made automatic processing, backups, derivative records, and delivery state idempotent across repeated updates.
  • Added upload-owned source validation, MIME/dimension checks, concurrent derivative locks, and safe missing-size repair.

1.1.0

Released on WordPress.org in SVN revision 3601945.

  • Added WordPress 7.0 compatibility and PHP 8.3 readiness guidance.
  • Expanded System Status diagnostics and added Copy Diagnostics.
  • Moved automatic upload optimization to the attachment-metadata stage with conservative Safe Mode queuing.
  • Added scan-all, cancel-pending, retry-failed, clear-failed, resume-state, remaining, batch-size, and elapsed-time bulk controls.
  • Expanded CSV export and clarified Media Library automatic and recovery states.
  • Preserved backup-first WebP source optimization, JPG/PNG support, and safe SVG/animated GIF skips.

1.0.1

Released on WordPress.org in SVN revision 3593067.

  • Added optional Setup Wizard completion, skip, and relaunch flows.
  • Added WebP source optimization for uploaded WebP files.
  • Improved safe skipping and server compatibility feedback.

0.9.0

Initial public WordPress.org release with WebP and optional AVIF generation, bulk queue processing, upload automation, frontend delivery, reports, backups, restore, and multilingual admin UI.

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