I built 50+ free online tools for SEO, text, images and PDF (most run in your browser)

A web development student created SEOAnalytics Lab, offering over 50 free tools for SEO, text, images, PDF, and various calculators. Most tools operate within the browser to ensure data privacy. Similarly, PDFbis was developed as a free, browser-based toolkit to simplify common PDF tasks. PDFbis allows users to merge, split, compress, and convert PDF documents without requiring software installations or account creation, focusing on convenience, accessibility, and the protection of sensitive user documents.