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Hridyaa Image Compressor and Optimizer

WordPress plugin that converts JPEG, PNG, and GIF media to WebP on your own server. AVIF conversion is available in Hridyaa Image Compressor and Optimizer Pro.

Download on WordPress.org → Get Pro — ₹850/year →
✓ Free Core on WordPress.org ✓ In-Process WebP & AVIF ✓ Zero External Image APIs
Hridyaa Image Compressor and Optimizer conversion pipeline — JPEG, PNG, and GIF sources converted on your own server by GD or ImageMagick into WebP, included free, and AVIF, which requires Pro.
Product Capabilities Snapshot

On-Server WebP & AVIF Image Compression Engine

Convert JPEG, PNG, and GIF media library uploads to high-density WebP and AVIF formats in-process on your own server, deliver standard HTML5 <picture> elements, and eliminate third-party cloud image subscriptions.

WebP & AVIF

Modern Next-Gen Formats

Converts JPEG, PNG, and GIF images locally into WebP via PHP GD or ImageMagick, with commercial AVIF support provided in Pro for up to 50% smaller files.

Non-Destructive

100% Original Safety

Original high-resolution uploads remain untouched on disk; converted files are written as companion .webp and .avif assets alongside.

Negative Guard

Zero Size Regressions

Automatically discards converted files if output size is equal to or larger than original assets, preventing unexpected file size bloat.

Zero Cloud APIs

100% On-Server Privacy

All image processing runs in-process on your WordPress host; zero external image data transmission, zero SaaS outages, and zero monthly conversion limits.

Why On-Server Image Optimization Matters

Faster page loads without recurring SaaS image bills or cloud dependencies

Heavy image payloads slow down Largest Contentful Paint (LCP) and waste mobile bandwidth. Hridyaa Image Compressor and Optimizer generates modern formats directly on your WordPress server.

1. In-Process Server Conversion

Many image optimization plugins charge per-image monthly fees and route private assets through third-party cloud SaaS infrastructure. Hridyaa Image Compressor and Optimizer executes all conversions in-process on your own web server via native PHP extensions (ext-gd or ext-imagick) with zero monthly conversion caps.

2. Standards-Compliant <picture> Delivery

Rewrites content images and responsive thumbnail matrices to clean HTML5 <picture> elements with prioritized MIME types. Browsers that support modern formats receive ultra-compact WebP or AVIF streams, while older clients seamlessly receive the original image file.

3. Non-Destructive Companion Architecture

Master uploads are never overwritten or altered. Converted assets are generated alongside originals with appended extensions (such as photo.jpg.webp and photo.jpg.avif). Deactivating or uninstalling the plugin leaves your master media files 100% intact.

Core Practical Benefits

  • ✓
    Local WebP conversion: In-process conversion for JPEG, PNG, and GIF media library uploads.
  • ✓
    Commercial AVIF Pro engine: Next-generation compression delivering ultra-dense image payloads.
  • ✓
    HTML5 <picture> output: Native responsive delivery with automatic fallback to original assets.
  • ✓
    Background WP-Cron batching: Asynchronous headless processing for large existing media libraries.
  • ✓
    Visual difference slider: In-admin split-view preview to inspect compression fidelity.
  • ✓
    Storage metrics dashboard: Real-time tracking of bytes saved and format distribution.
  • ✓
    Negative compression guard: Discards conversions if output size exceeds the original file.
  • ✓
    Staging auto-classification: Up to 5 staging/development environments included per Pro license.
  • ✓
    Zero external image transmission: 100% on-server execution with zero third-party data leakage.
Operational Workflow

How Image Optimization Works

A four-stage processing pipeline engineered for high visual fidelity, execution safety, and zero frontend layout shift.

1

DETECT

Monitors uploads, validates mime types and magic bytes, and registers thumbnail dimensions.

2

CONVERT

Encodes WebP and AVIF in-process using PHP GD or ImageMagick with configured quality parameters.

3

GUARD

Compares output bytes; discards conversions larger than originals and writes valid companions atomically.

4

DELIVER

Serves responsive HTML5 <picture> elements on page render with native fallback to master files.

Technical Architecture

Engineered for Performance, Preservation & Privacy

Every conversion subsystem is designed to optimize media assets safely without breaking layout constraints or modifying master uploads.

Pillar 1 Engine

In-Process Local Conversion Engine

Does image processing run locally on the WordPress server?

Employs local graphics libraries (ext-gd or ext-imagick) to encode WebP and AVIF without cloud API latency or third-party quotas.

  • In-memory stream processing with configurable compression quality targets
  • Automatic adapter fallback between PHP GD and ImageMagick extensions
  • Animated GIF safety skipping to preserve multi-frame animation integrity
  • Zero external network roundtrips or third-party image processing latency
Pillar 2 Preservation

Non-Destructive Companion Architecture

Are original high-resolution uploads modified or deleted?

Retains master uploads in their original form and writes converted formats as companion files alongside original media.

  • Preserves photo.jpg unmodified while creating photo.jpg.webp and photo.jpg.avif
  • Companion file cleanup synchronized to native WordPress attachment deletion hooks
  • Safe uninstallation leaving master media library assets completely intact
  • Atomic file writes with temporary scratch naming and path constraint checks
Pillar 3 Guard

Smart Negative Compression Guard

What happens when converted files are larger than originals?

Automatically detects and discards conversions that exceed original file size to prevent performance regressions.

  • Pre-write byte comparison preventing larger output assets from being stored or served
  • Protects small or pre-optimized PNG graphics from file size bloat
  • Continues serving original asset seamlessly without errors or broken links
  • Logs skipped items with structured status codes to the admin dashboard
Pillar 4 Delivery

HTML5 <picture> Delivery & Fallback

How are modern image formats delivered to diverse browsers?

Dynamic the_content and post thumbnail filter rewriting to standards-compliant HTML5 <picture> tags.

  • Generates nested <source type="image/avif"> and <source type="image/webp"> elements
  • Fallback <img> tag points directly to the original master asset
  • Preserves intrinsic dimensions (width & height) to eliminate layout shift (CLS)
  • Full compatibility with responsive srcset and sizes attributes
Pillar 5 Batching

Scheduled WP-Cron Background Batching

Can large media libraries with thousands of images be optimized safely?

Non-blocking asynchronous conversion queue running under scheduled WordPress background events.

  • Chunked batch execution preventing PHP memory exhaustion and gateway timeouts
  • Isolated error tracking with structured failure codes for unreadable media
  • Automatic resumption on failure without duplicate or redundant processing
  • Admin bulk optimizer interface with real-time progress indicators
Pillar 6 Telemetry

Visual Difference Slider & Storage Metrics

Can administrators inspect compression fidelity visually?

In-admin split-screen visual comparison tool and sitewide optimization telemetry dashboard.

  • Interactive before-and-after split view slider for visual quality verification
  • Real-time sitewide storage savings metrics across JPEG, PNG, and GIF libraries
  • Format distribution breakdown comparing original vs WebP vs AVIF storage
  • Environment diagnostics inspector checking PHP extensions and memory constraints
Tooling & Management

Built-in Admin Capabilities

Comprehensive tools to monitor compression efficiency, inspect visual fidelity, and manage background conversion queues.

Visual QA

Interactive Difference Slider

Split-view visual comparison tool in wp-admin allowing side-by-side inspection of original and compressed assets.

Diagnostics

Environment Diagnostics

Automated server checks verifying PHP version, GD and ImageMagick delegates, memory limits, and execution timeouts.

Metrics

Storage Savings Ledger

Live calculation of bytes saved across JPEG, PNG, and GIF libraries with per-format compression percentages.

Queue

WP-Cron Batch Runner

Headless background queue with configurable batch sizes, failure logging, and graceful timeout recovery.

Security

Ed25519 Cryptographic Licensing

Secure offline verification cache enabling 7 days of uninterrupted operation during network or server maintenance.

Licensing

Staging Auto-Classification

Automatically identifies staging and local development domains, covering 1 production + up to 5 staging environments.

Edition Comparison

Free Core vs. Pro Commercial Edition

Choose the edition that fits your performance targets and operational requirements.

Free Core Edition

Essential On-Server WebP Optimization

Everything you need to compress media library uploads locally into WebP, output responsive HTML5 <picture> elements, run scheduled background batch conversions, and safeguard original media files with zero third-party cloud dependencies.

  • In-process WebP conversion for JPEG, PNG, and GIF
  • HTML5 <picture> tag delivery with legacy fallbacks
  • Scheduled WP-Cron background batch processing
  • Smart negative compression guard preventing file bloat
  • Non-destructive companion file preservation
  • Unlimited local image conversions on your web server
Pro Commercial Edition • ₹850/yr

Ultra-Dense AVIF & Visual QA Workflow

  • ✓
    All Free Core capabilities included: Full local WebP conversion and <picture> delivery.
  • ✓
    Commercial AVIF conversion engine: Up to 50% smaller file sizes than traditional formats.
  • ✓
    Interactive visual difference slider: In-admin before-and-after quality preview tool.
  • ✓
    Storage metrics dashboard: Real-time tracking of bytes saved across your media library.
  • ✓
    Staging auto-classification: Covers 1 production site + up to 5 automated staging sites.
  • ✓
    365 days of automated updates: One-click updates in wp-admin and direct engineering support.
Technical Specifications & Compatibility

Designed for Lightweight Production WordPress

Built with modern object-oriented PHP and strict separation of concerns; 100% on-server execution with zero external image data transmission.

Technical Specifications

Version 1.2.0
WordPress Requirement WordPress 5.8 through 7.1
PHP Requirement PHP 7.4 through 8.5 (PHP 8.1+ for AVIF)
Graphics Libraries PHP GD (WebP/AVIF) or ImageMagick
Author Ankit Rawat

Supported Formats & Encoders

Native support for major web image formats with automatic format detection and fallback:

JPEG / JPG PNG (with Alpha) GIF (Static) WebP (Core) AVIF (Pro) HTML5 <picture>

Privacy & Network Architecture

All image processing executes locally on your server. Zero media files or customer data are ever transmitted to external cloud APIs. The Pro add-on connects to the license server solely for license activation, verification, and update checks.

Plans & Pricing

Simple, Transparent Licensing

Annual per-site licensing in Indian Rupees with full feature access and automated updates. GST invoices included.

Commercial Edition

Hridyaa Image Compressor and Optimizer Pro

PRO-1YR
₹850 /year ($10/yr)
Covers 1 production site + up to 5 automated staging sites
Full Feature Access
365-day annual term • In-dashboard updates & support included
Included with Pro
  • Local WebP Conversion: Fast in-process conversion on your server
  • Commercial AVIF Engine: Ultra-dense modern compression via GD & Imagick
  • HTML5 <picture> Delivery: Native modern delivery with legacy fallbacks
  • Scheduled WP-Cron Batching: Asynchronous headless media optimization
  • Visual Difference Slider: Interactive before-and-after quality preview
  • Optimization Dashboard: Real-time storage savings metrics
  • Non-Destructive Companion Model: Original media files preserved 100%
  • Negative Compression Guard: Oversized files discarded automatically
  • Staging Auto-Classification: Up to 5 staging sites included free
  • Direct Support: Engineering assistance from Ankit Rawat
Common Questions

Frequently Asked Questions

What is Hridyaa Image Compressor and Optimizer?
Hridyaa Image Compressor and Optimizer is a WordPress plugin that converts JPEG, PNG, and GIF images in your media library to WebP. Conversion runs on your own web server using PHP GD or ImageMagick. Converted files are written next to the originals and served through a standard HTML picture element, so browsers that do not support WebP still receive the original image.
What is the difference between the free plugin and Pro?
The free plugin performs WebP conversion and can be used on its own. Hridyaa Image Compressor and Optimizer Pro is a separate add-on that requires the free plugin to be installed and active; it adds AVIF conversion and in-dashboard updates under an annual per-site licence. Pro is not a standalone product and does nothing without the free plugin.
Does the plugin convert images to AVIF?
AVIF conversion requires the Pro add-on. The free plugin contains no AVIF encoder. AVIF also requires PHP 8.1 or later with AVIF support compiled into GD, or ImageMagick with an AVIF delegate. On hosting without that support, AVIF is skipped and WebP conversion continues normally.
Are my images uploaded to an external service?
No. All image processing happens on your own server through PHP GD or ImageMagick. The free plugin makes no outbound network requests at all. The Pro add-on contacts the licence server only when an administrator activates or revalidates a licence, or when checking for plugin updates; it sends the licence key, an installation identifier, the site domain, and the installed version. No image data is ever transmitted.
What happens to my original images?
Originals are preserved and never modified. The converted file uses an appended extension, so photo.jpg produces photo.jpg.webp as a separate companion file. Converted files are removed only when WordPress itself deletes the attachment, and uninstalling the plugin does not touch your media files.
What happens if the converted image is larger than the original?
It is discarded. The plugin compares the converted file against the original before the file is moved into place, and if the converted version is the same size or larger it is deleted and the original continues to be served. This commonly happens with small or already-optimised PNG graphics.
What happens when a conversion fails?
The original image is left untouched and the failure is recorded in a failed-conversion list in the admin screen with an error code, such as an unreadable file, an unsupported format, or an image that exceeds the size guard. Animated GIFs are deliberately skipped so their animation is not destroyed. One failed image never stops a bulk run.
What are the server requirements?
WordPress 5.8 or later and PHP 7.4 or later, with either the GD extension or ImageMagick available and built with WebP support. The plugin includes a diagnostics screen that checks your PHP version, memory limit, maximum execution time, GD and ImageMagick capabilities, and uploads directory permissions, and produces a support report you can copy.
How much does Pro cost and what does a licence cover?
Hridyaa Image Compressor and Optimizer Pro is priced at ₹850 per year ($10/year). One licence covers 1 production site plus up to 5 staging or development sites, which are detected automatically. The licence runs for 365 days and includes in-dashboard automated updates and direct support. You can purchase Pro directly at https://license.ankitrawat.com/checkout.
Is Hridyaa Image Compressor and Optimizer available on WordPress.org?
The plugin is currently distributed directly by the developer and is not yet published on the WordPress.org plugin directory (currently under review). You can get the Pro edition directly through the customer checkout portal.
Commercial Pro & Free Core

Get Hridyaa Image Compressor and Optimizer

Convert media library uploads to WebP and AVIF on your own server, deliver responsive HTML5 <picture> elements, and eliminate third-party SaaS image fees.

Get Pro — ₹850/year → View All WordPress Plugins →
• Version 1.2.0 • In-Process Conversion • WebP & AVIF • Zero Cloud SaaS Fees