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The latest practical guides for PDF, image, developer data, office files, and quick utilities. Focused on privacy, local processing, and repeatable outputs.

5 updated guides 100 local tools 2026-06-20 updated

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Private PDF Workflow: Merge, Split, Compress, Sign

A practical browser-local workflow for preparing PDFs without uploading files.

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📄 PDF Tools 1 guide 🖼️ Image Tools 1 guide 📎 File & Office 1 guide 💻 Developer Utilities 1 guide ⚡ Quick Utilities 1 guide

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Private PDF Workflow: Merge, Split, Compress, Sign A practical browser-local workflow for preparing PDFs without uploading files. Image Prep Checklist: Compress, Resize, Convert, Export Prepare images for upload, email, websites, and forms with local tools. Developer Data Cleanup: JSON, CSV, JWT, Hashes Format, inspect, encode, decode, and hash data locally before it enters a workflow. Office File Workflow: Merge Word and Excel Locally Combine spreadsheets and documents without uploading internal files. QR and Utility Toolkit: Share, Convert, Compare, Capture Use QR, barcode, timestamp, text diff, pinyin, and screenshot tools as a lightweight daily toolkit.