DIGITER.ORG · DOCUMENTATION

Digiter PixelTune Documentation

Focused, release-aligned setup, workflow, licensing, compatibility, recovery and support guidance for this product.Effective date: September 8, 2026 · Version 2.4.0

Developed by Digiter TeamThis documentation explains each product's purpose, current release capabilities, operating model, normal workflows, practical use cases, compatibility, recovery, best practices and support boundaries. It intentionally excludes source code, private keys, service credentials, security bypass information, proprietary detection rules, internal thresholds and implementation details that could weaken the products or assist abuse.

12focused Digiter products

01consistent licensing ecosystem

✓private updates & protected delivery

∞documentation that grows with the products

Maintenance and corrections for every Digiter pluginDigiter plugins are complex, actively maintained systems. Although releases are tested before publication, defects or compatibility issues can occur. When a reproducible plugin defect is confirmed, Digiter addresses it through a subsequent maintained update. Update availability follows the customer’s purchased entitlement.

Account-gated Demo packages and licensed activationEvery available Demo package requires a signed-in Customer Account with a confirmed email address. It is the complete license-gated product package: without a valid license only the declared minimal function is available, and valid activation unlocks the purchased capacity without reinstalling the plugin. Customer data, license records, signing material and private release records are never included. Any authorized recipient can inspect delivered PHP files; account controls, rate limits and licensing reduce unauthorized access and use but cannot provide impossible post-download DRM.

One confirmed Account state across Shop, Chess and CommunityA WordPress login alone does not prove email confirmation. On the first Account-page visit, an existing logged-in user who is not confirmed is automatically sent one private 24-hour confirmation link for the current WordPress email. A still-valid link prevents repeated automatic mail, and the Account page provides a controlled resend action. Shop Demo access depends on that confirmed Account and an available reviewed Demo release; it does not depend on whether Chess or Community is active. Customer Account shows Chess or Community data only while the corresponding compatible plugin is active and validly licensed.

Continuous Development, Innovation & Competitive StrengthDigiter products are actively developed rather than treated as static one-time releases. In many important product segments, the current Digiter generation goes beyond conventional competing solutions through local control, hardware-adaptive execution, explainable results, integrated recovery, privacy-conscious processing and unusually broad administration from one product. This is a capability-based position, not a claim that one plugin is universally best on every server or for every workflow. Maintained releases continue to improve compatibility, reliability, security, usability and performance as WordPress, PHP, browsers, hosting environments and customer needs evolve.

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Digiter PixelTune 3.6.16

Content-aware local image optimization with measured quality gates, cross-format selection, recoverable queues and real delivery insight.

Product overview

Digiter PixelTune 3.6.16 is built for WordPress sites where image weight and delivery have a measurable effect on page speed, bandwidth and visitor experience. It classifies eligible media by visual character, creates multiple candidates, measures their result and selects a format/quality combination that satisfies protected quality policy instead of applying one blind compression setting to every image.

The product is designed around controlled local processing. JPEG, PNG, WebP and AVIF can participate in cross-format decisions when the server supports them, while animation, transparency, logos, screenshots, text-heavy graphics and photographic content receive appropriately conservative handling. Originals and private backups can be retained for recovery, and exact per-file decisions remain visible to the administrator.

PixelTune also addresses the operational side of a real media library: atomic queue claims, bounded discovery, retries, directory indexing, Multisite separation, external-storage synchronization, cache/CDN integration and real-user LCP observation. The goal is not the smallest file at any cost, but a defensible balance of visual quality, compatibility, processing cost, recoverability and delivered performance.

Demo, purchase, delivery and activation

The Shop product card provides the reviewed complete license-gated ZIP only after Customer Account login and email confirmation. No license is needed for the product's declared minimal Demo function.
For a downloadable commercial plan, Digiter Shop waits for verified PayPal confirmation, issues the domain-bound signed license and sends the protected full-package download and license key to the checkout email.
The Demo and commercial delivery use the same complete license-gated product version. Activating a valid key unlocks the full installed capacity without reinstallation; the paid email link remains available for a clean copy or recovery.
Eligible Account purchases also expose current protected downloads while update access remains active. Download counts, expiry, domain and plan terms remain those recorded for the order.
Private signed releases integrate with the standard WordPress Plugins and Dashboard Updates screens. Update eligibility follows the purchased update period and does not change the permanent-use term of a Lifetime license.

Current release highlights

Content classification distinguishes photographic, screenshot, logo/text and transparency-heavy material before choosing a candidate strategy.
Multiple candidate qualities and formats are evaluated with objective similarity/error measurements; only candidates that pass the configured quality policy can win.
Media Library columns and attachment details show original size, compressed size, saved megabytes and savings percentage, while manual actions start immediately and write an exact processing history.
Directory Optimizer maintains an integrity-aware index and private recovery copies for supported files outside the Media Library, with queue leasing and bounded discovery for large trees.
The current release provides the wider dashboard, consistent dynamic version branding and twenty-five European administration navigation profiles.
When a reviewed license-gated Demo is available, a confirmed Customer Account can download it from the Shop product card.

Why this product stands apart

PixelTune chooses among measured candidates instead of equating a lower encoder setting with success, providing stronger quality control and explainability than many single-pass compression competitors.
Per-file decision reports explain what was selected and why without publishing Digiter's proprietary thresholds or heuristics.
Local processing, private backups and restore controls keep source media under the site owner's control rather than requiring every original to be uploaded to an external compression service.
Media Library, directory, Multisite, offload, CDN/cache, page-builder and real-user LCP workflows are coordinated in one product rather than sold as isolated utilities.
Optional specialist binaries can improve file-size efficiency or verified-lossless paths, but perceptual protection does not depend on those accelerators being installed.

Core capabilities

Classify eligible source content and evaluate several quality/format candidates using measured similarity and error checks before accepting a result.
Compress eligible uploaded images and selected WordPress-generated thumbnail sizes through configurable automatic, manual or bulk workflows.
Show per-image original size, compressed size, saved megabytes and savings percentage directly in the WordPress Media Library and attachment details.
Generate and compare JPEG, PNG, WebP and AVIF alternatives when supported, while protecting transparency and animated media and offering verified-lossless operation where appropriate.
Optionally resize oversized media, clean selected metadata and manage PDF preview images when the administrator chooses those behaviors.
Process an existing media library through leased queue jobs with atomic claims, bounded discovery, retry and progress handling rather than one extremely long request.
Index supported filesystem directories, verify tracked source identity and preserve private recovery copies for controlled optimization and restore outside the Media Library.
Preserve original media where configured and expose restore or reprocess actions so an administrator has a recovery path after an unsuitable decision.
Adapt background processing pace to available PHP/server capacity so stronger hosts can process more work while constrained hosts remain more conservative.
Coordinate Multisite ownership, supported offload/S3 synchronization, CDN/cache purging and common page-builder media changes.
Use browser PerformanceObserver data to identify recurring LCP media and prioritize likely critical images without applying the same delivery treatment to every asset.
Provide profiles, selected-thumbnail control, settings import/export, activity log, CSV/REST visibility, WP-CLI and supported automation interfaces.

Protection, integrity and recovery model

Candidate acceptance is quality-gated and content-aware; proprietary decision thresholds and model heuristics are deliberately not exposed.
File replacement is performed through controlled temporary output and atomic promotion so an interrupted encoder task does not intentionally replace a valid source with a partial file.
Queue leases, retry limits and bounded discovery reduce duplicate processing and runaway scans on large libraries or directory trees.
Private original copies, integrity records and restore actions provide a recovery path, while animated or unsupported inputs are skipped rather than flattened or silently corrupted.
Multisite and external-storage operations preserve site/attachment ownership and synchronize only through explicitly supported integrations.
Account-gated Demo packages must be verified to keep only the declared minimal runtime available until a valid signed license is activated. Customer data, credentials, signing material and internal release records must never be included.
A downloaded WordPress ZIP remains technically inspectable. Confirmed-Account access, encryption at rest, user-bound expiring links, integrity checks, request limiting and crawler controls protect storage and delivery but do not claim impossible post-download DRM.

Administration and visibility

The dashboard separates compression policy, modern formats, delivery/Core Web Vitals, queue activity, directory work, integrations and diagnostics.
Each completed decision records relevant source/result metrics, chosen format, savings and outcome so an administrator can audit rather than guess what happened.
Media Library rows expose original/compressed size and savings, with immediate manual optimization, restore and reprocess controls where eligible.
Diagnostics report PHP/image-library and optional encoder availability, Plesk/Nginx delivery considerations and integration state without treating optional binaries as a quality prerequisite.
Digiter Shop → Demo Downloads manages the reviewed Account-gated package. The current commercial release is validated and linked without a duplicate upload. Manual fallback accepts only the exact same current ZIP, version and SHA-256. Publish only after testing both unlicensed minimal mode and licensed full activation.
With an active update entitlement, signed Shop releases appear automatically in WordPress Plugins and Dashboard Updates. Manual Check now, Update now and authorized rollback remain available in the product administration.

Typical operating workflow

Review server capabilities and backup policy before enabling automatic processing on a large production media library.
Choose a profile, thumbnail scope, resize, metadata and original-preservation settings with a small group of representative photographs, logos, screenshots and transparent images first.
Enable next-generation format generation only after confirming that the server has the required codecs and the delivery method works with the active stack.
Run a controlled bulk optimization and review the exact per-file decision history, processing speed, retries, disk use and front-end image quality.
For non-Media-Library folders, build the Directory Optimizer index first and confirm that private backup storage and restore behavior match operational policy.
Test important visual areas such as hero images, galleries, product images and responsive thumbnails on several devices.
Use restore/original controls if a result is unsuitable, and exclude special media rather than repeatedly forcing a poor candidate.
After theme, CDN, offload or image-delivery changes, confirm that generated variants are also the variants visitors actually receive and that cache purges propagate.

Where the product fits

Reducing the storage and transfer cost of a WordPress media library containing many large camera or design exports.
Creating WebP/AVIF alternatives so modern browsers can receive smaller image formats without replacing every media reference manually.
Processing an established site in batches rather than re-uploading years of existing images.
Improving image-related LCP or layout behavior while keeping recovery copies available.
Keeping media processing on the WordPress/server environment when the administrator prefers not to send original images to an external compression SaaS.

Operational considerations

Objective similarity measurements improve consistency but do not replace human review for brand-critical artwork. Administrators should still test photographs, logos, text-heavy graphics and transparent images separately.
Generating additional formats can temporarily increase disk use because originals, standard derivatives and next-generation variants may coexist.
AVIF/WebP and specialist lossless tools depend on the image libraries or optional encoders available to the server. Missing optional accelerators can affect achievable size or speed but do not disable PixelTune's core perceptual-quality protection.
Bulk processing consumes CPU, memory, disk I/O and time. Hardware-aware pacing reduces risk but a very large library should still be processed during a suitable maintenance window.
Lazy-loading and LCP-related changes should be validated visually. The first prominent image on a page may need different treatment from below-the-fold content.
Offload and CDN integrations add a second delivery/storage layer. A successful local optimization is not complete until the configured remote copy and public cache are synchronized.
This is a complex, actively maintained WordPress plugin. Despite pre-release testing, reproducible defects or compatibility issues can occur; confirmed product defects are corrected through maintained updates according to the customer’s active update entitlement.

Compatibility and environment

The plugin operates within WordPress media workflows and therefore inherits the image capabilities of the active PHP/server libraries.
Optional MozJPEG, OxiPNG, Zopfli, pngquant, gifsicle, cwebp or avifenc integrations are used only when detected and appropriate; PixelTune remains operable with standard supported PHP image libraries.
CDNs, supported object-storage/offload systems or external image services can override local delivery. If another layer rewrites images, confirm which system is responsible for the final format seen by visitors.
Page builders and themes may generate unusual responsive markup or custom image sizes; test those templates before applying aggressive global settings.
Backup or migration tools should include any optimized variants that the live site depends on, or the variants should be regenerable after restore.
Multisite processing remains site-aware; network administrators should validate quota, storage and offload behavior for each participating site before a network-wide bulk run.

Recommended best practices

Keep originals until the chosen quality settings have been visually verified across representative content.
Optimize in controlled batches on very large libraries and monitor free disk space during the first full run.
Do not chase file size alone; use a quality level appropriate for the content and audience.
Exclude or treat logos, line art and text-heavy graphics differently when photographic compression settings produce visible artifacts.
Measure real page delivery after optimization to confirm that the generated formats and loading strategy are actually improving the target pages.

Privacy, security and implementation boundary

Image processing and quality analysis are designed to run locally on the WordPress installation unless an administrator deliberately configures another delivery or storage layer. Media files can contain personal information in the image itself or embedded metadata, so metadata-removal settings should be chosen with the site's purpose and retention obligations in mind. Compression heuristics, exact thresholds, internal quality decisions and workload adaptation logic remain proprietary and are not disclosed in public documentation.

Support and troubleshooting

For failed jobs, unsupported formats, unexpected visual artifacts or bulk-processing issues, contact [email protected] with the media type, approximate dimensions/file size, server capability shown by diagnostics and the processing step that fails. A small non-sensitive example image can be useful when reproducing a quality problem.

Current Shop release reference: 3.6.16Automatically synchronized from the current Shop release. Capabilities may expand through maintained releases while the purchased entitlement continues to be governed by the selected license plan.

Licensing, updates, support and ownership

A Digiter purchase grants the usage entitlement described by the selected product plan. It does not transfer copyright, source code ownership, trademarks, design rights, private signing material or proprietary implementation knowledge. Lifetime plans, where offered, refer to the stated software-use entitlement; update periods are shown separately in the Shop and purchase record.

Hosted Smart Cloud Monthly is an Account-bound service and is operationally different from a downloadable domain license. Standard plugin purchases may be completed as a guest where the Shop allows it, while Account-based purchases can remain associated with the verified Digiter Account.

Protected downloads and private updates are delivered through the Digiter Shop licensing system. Customers should retain their purchase email and license information and should not publish license keys publicly. For setup, licensing, delivery, update or product questions contact [email protected]. Digiter Team will investigate verified issues and work with the customer toward a practical resolution.