Changelog

New tools, content updates, and improvements — listed as they ship.

  1. New content

    New guide: Base64 Encoding Explained

    Added a deep-dive on Base64 encoding — how the 3-byte-to-4-character conversion works, common use cases in web development (data URIs, JWTs, HTTP Basic Auth), and when not to use it.

  2. New content

    New guide: JSON vs YAML vs TOML

    Published a practical comparison of the three main config file formats — readability, strictness, tooling support, and which to choose for CI/CD, Rust projects, and application settings.

  3. New content

    New guide: Compound Interest by Hand

    Worked examples of the A = P × (1 + r/n)^(nt) formula for savings accounts, credit card debt, and regular contributions — plus the Rule of 72 mental shortcut.

  4. New content

    New guide: Fixed vs Variable Home Loans (Australia 2026)

    An honest look at the fixed vs variable decision for Australian buyers — offset accounts, break costs, rate cycle context, and how to think about the split loan option.

  5. New content

    New guide: Resize Images Without Blurring

    Covers resampling algorithms (nearest-neighbour through Lanczos), output format trade-offs, and the right workflow for photos, screenshots, and product images.

  6. New content

    New guide: WebP vs AVIF vs JPEG File Size Comparison

    Real file size comparisons across formats with the same source image — when WebP's 25–35% saving over JPEG matters, and where AVIF's 50% saving comes with encoding trade-offs.

  7. New content

    New guide: PDF/A vs Standard PDF

    Explains the ISO 19005 archival format — what it embeds, which compliance levels to use for different contexts, and when standard PDF is fine and when it isn't.

  8. New content

    New guide: Reduce PDF Size Without Losing Quality

    Covers compression algorithms, the difference between screen/ebook/prepress quality settings, and how font subsetting and metadata removal affect file size.

  9. Updated

    Updated: Best Free PDF Compressors comparison

    Re-tested all tools with updated files including scanned-image PDFs. Added note on iLovePDF's new 200 MB/day limit. Updated PDF24 results for new "extreme" preset.

  10. Updated

    Updated: How to Create Strong Passwords

    Added passphrase construction section and expanded entropy comparison between character-set sizes and passphrase word counts.

  11. Updated

    Updated: Remove Background guide

    Added edge quality improvement workflow for hair and complex subjects. Clarified shadow handling behaviour.

  12. Updated

    Updated: Compress a PDF guide

    Updated file size reduction estimates to reflect improved modern compressors. Expanded screen vs ebook quality comparison for mixed-content PDFs.