Technical Knowledge Base & Tutorials

Engineering & Practical Guides

Substantive, technically grounded documentation on file compression, media encoding, financial calculation mathematics, and modern in-browser privacy architecture.

Technically Accurate

Written from real implementation experience with Web APIs and mathematical formulas.

Privacy Focused

Explains client-side computing boundaries and data isolation in modern browsers.

Practical Problem Solving

Actionable advice for optimizing files, diagnosing errors, and choosing formats.

PDF3 min read

How to Reduce PDF File Size Without Sacrificing Readability

A technical guide to raster streams, embedded fonts, image downsampling, and client-side compression.

Learn why PDF files become bloated and how to optimize vector streams, re-encode embedded raster images, and strip unnecessary metadata without rendering text illegible.

Updated September 2026Read Guide
PDF3 min read

Why Some PDFs Stay Large After Compression & How to Diagnose File Bloat

Vector typography vs. raster DPI downsampling, uncompressed object streams, embedded fonts, and print profile bloat.

Discover why some PDF documents barely shrink during standard compression. Understand the differences between pure vector PDFs, scanned bitmap documents, full font embeddings, and ICC color profile overhead.

Updated September 2026Read Guide
Image5 min read

JPG vs PNG vs WebP: Which Image Format Should You Choose?

An engineering breakdown of lossy compression, alpha transparency, predictive intra-coding, and web delivery trade-offs.

Compare JPEG, PNG, and WebP image formats across compression architecture, alpha transparency, photographic fidelity, and modern predictive compression for Core Web Vitals optimization.

Updated September 2026Read Guide
Video2 min read

How In-Browser Video Conversion and Processing Works

Decoding video frames via HTML5 Canvas, Web Audio stream synthesis, and MediaRecorder encoding.

A deep architectural dive into client-side browser video manipulation. Learn how MediaRecorder, Canvas 2D, and Web Audio APIs process video streams without server uploads.

Updated September 2026Read Guide
Video3 min read

Understanding Video Bitrate, Resolution, and Container Overhead in Browser Compression

How target bitrate calculations, keyframe intervals, and MediaRecorder container metadata determine final video size.

Master the mechanics of video file size computation. Understand how bitrate directly determines byte weight, why re-encoding can sometimes increase file size if not configured properly, and how downscaling resolution saves bandwidth.

Updated September 2026Read Guide
Video7 min read

Extracting High-Quality Frames from Video

Video Codecs, Color Space Fidelity, and Client-Side Capture

A step-by-step guide to capturing crisp, uncompressed stills from video clips for YouTube thumbnails, documentation, and archival. Learn how to extract true production-quality still photographs from video footage.

Updated September 2026Read Guide
Developer2 min read

How to Format, Validate, and Debug JSON: Developer Guide

RFC 8259 syntax specifications, common parsing pitfalls, schema validation, and client-side sanitization.

A developer guide to understanding JSON structure (RFC 8259), resolving syntax parsing errors, formatting minified payloads, and handling JSON securely.

Updated September 2026Read Guide
Developer2 min read

Base64 Encoding vs. Encryption: Why Encoding is Not Security

RFC 4648 6-bit binary-to-text representation, 33% byte size inflation, and client-side payload safety.

Understand the fundamental differences between Base64 data encoding, hashing, and cryptographic encryption. Learn how 6-bit radix conversion works, why Base64 provides zero confidentiality, and when to use it for Data URLs and API payloads.

Updated September 2026Read Guide