Engineering deep-dives, privacy explainers, and practical PDF guides.
A tour of our client-side pipeline: streaming parsing, memory budgets, and why there’s no server in the loop.
Read articleOpen devtools while using FernPDF: zero file uploads. Here’s how to verify any “private” tool yourself.
May 26, 2026Text layers, image-only scans, and when 300 dpi is worth it.
May 19, 2026Highlight, underline, strike, and squiggle real text — plus notes, callouts, and an eraser — all in your browser.
Jun 12, 2026Draw, type, or reuse, plus what actually makes a signature legally binding.
May 5, 2026No uploads, no buckets, no deletion jobs: what FernPDF’s no-server model means in practice.
Apr 28, 2026Tiling, workers, and the canvas tricks behind smooth scrolling.
Apr 21, 2026