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© 2026 Elysia Tools. Developer documentation.

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128 tools in Documents & PDF

PDF Batch Watermark

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PDF Tools

Apply text watermarks to multiple PDF files with rotation, opacity, and tiling options

pdf-batch-watermark

PDF Clean (PDF清理工具)

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PDF Tools

Remove metadata, annotations, bookmarks, and form fields from PDF files

pdf-clean

PDF Crop Pages

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PDF Tools

Crop PDF pages by removing margins from edges

pdf-crop-page

PDF Delete Pages

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PDF Tools

Delete specified pages from a PDF document

pdf-delete-page

PDF Optimize Advanced

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PDF Tools

Advanced PDF optimization: remove metadata, clean structure, and recompress content

pdf-optimize-advanced

PDF Grayscale Converter

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PDF Tools

Convert color PDF documents into grayscale or high-contrast black-and-white output for printing and file-size reduction

pdf-grayscale-converter

2026 PDF Calendar Designer

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Document Tools

Design and export stylish 2026 printable PDF calendars with bimonthly, quarterly, semiannual, or annual single-page layouts

pdf-2026-calendar-designer

PDF AcroForm Filler

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PDF Tools

Fill standard PDF forms programmatically (text, checkbox, radio, dropdown/list) using JSON data injection

pdf-acroform-filler

PDF Compress Optimize

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PDF Tools

Smart PDF optimization: image downsampling, redundant object cleanup, stream compression

pdf-compress-optimize

PDF OCR Text Layer

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PDF Tools

Add searchable/copyable OCR text layer to scanned PDF using Tesseract

pdf-ocr-text-layer

PDF Anonymizer Report

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PDF Tools

Automatically redact names, emails, and phone numbers, then export anonymized PDF

pdf-anonymizer-report

PDF Insert Blank Pages

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PDF Tools

Insert blank or notes pages between chapter ranges in a PDF document

pdf-insert-blank-pages
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