A curated stack of browser-based tools focused on editing and customizing PDF documents without installing software. This stack supports everyday PDF modification workflows such as adding or editing text, inserting images, adding page numbers, customizing layouts, annotating documents, and making small visual adjustments to existing PDFs. All tools run directly in the browser, offering fast performance, privacy-first processing, and zero setup. This stack is ideal for freelancers, small businesses, students, and developers who need quick PDF edits and customization without relying on heavy desktop editors or cloud-based uploads.