FileMint Blog
Practical guides, workflows, and tips for everyday file tasks. Learn how to compress, convert, and optimize your files with privacy-first tools.
The Hidden Risk of "Free" Online Tools (And How to Spot the Safe Ones)
Most "free" PDF and image tools aren't actually free—they're trading your data for profit. Learn why "Cloud Processing" is a privacy nightmare and how local browser tools are changing the game.
The Ultimate Guide to PDF Privacy: Why Client-Side Matters
Stop uploading sensitive documents to random servers. Learn how to manage, edit, and convert PDFs entirely in your browser without sacrificing privacy or performance.
Testing Regex Patterns Without Breaking Production
Ditch the StackOverflow copy-pasting. Master regular expressions with our interactive guide to patterns, flags, and capture groups.
Password Security Specifications: Entropy & Resistance Analysis
Technical analysis of credential strength. Computational cost of brute force attacks vs entropy bits. Implementation requirements for secure authentication systems.
UUID Versions: Technical Comparison and Selection Criteria
Struggling with UUID versions? This guide cuts through the complexity of v1, v4, and v7, offering clear technical comparisons and selection criteria to help you choose the perfect identifier for your database and API architecture.
PDF Processing Architecture for Conversion & Editing
From merging to OCR: Master your PDF workflow with these essential techniques. Professional results without the expensive software subscriptions.
Essential Text Tools That Make Writing Faster (Not Worse)
Clean up messy drafts and automate your writing workflow. 10 essential text utilities that will save you hours of manual formatting.
QR Code Implementation: Key Parameters & Optimization
Expert analysis on QR code reliability: Learn how to optimize size, contrast, and error-correction for flawless scanning on any device.
Secure PDF Merging: Local Processing Without Server Dependencies
Merge PDFs securely, privately, and instantly—right in your browser. No uploads, no data risks, just lightning-fast, 100% offline document combining.
Working with JSON, CSV, and Data Formats (Without Losing Your Mind)
Practical guide to converting between JSON, CSV, XML, and YAML. Plus how to format messy JSON that makes your eyes bleed.
Image Optimization for Web: Faster Pages Without Sacrificing Quality
Score 100 on PageSpeed Insights. Learn the professional secrets of WebP conversion, lazy loading, and intelligent image optimization.
Image Compression: Format Selection and Quality Optimization
Unlock blazing-fast page loads and stunning visuals! This guide reveals how to shrink your images by up to 90% without sacrificing quality, ensuring a superior user experience.
Why Offline Tools Matter for Secure, Sensitive Operations
Privacy isn't a perk, it's a requirement. See why top developers are ditching cloud converters for local-first browser utilities.
Offline CSV to JSON Conversion: Methods & Implementation
Stop uploading sensitive spreadsheets to the cloud. Learn how to convert CSV to JSON safely in your browser while preserving data privacy.
Browser-Based File Processing – Architecture & Patterns
Peek under the hood of Filemint. A deep dive into WebAssembly, Web Workers, and the cutting-edge tech powering our private browser tools.
Client-Side Processing for Secure, Private Web Applications
Unlock unparalleled data privacy with Filemint. Discover how our "Offline First" approach processes your sensitive files directly in your browser, ensuring they never leave your device. Experience true security and peace of mind.
Base64 Image Encoding: Technical Analysis and Appropriate Use Cases
Boost your website speed by baking images directly into your code. Learn when (and when not) to use Base64 encoding for web assets.
Try Our Free Tools
Put what you learned into practice with our privacy-first tools that work entirely in your browser