pdf2htmlEX renders PDF files in HTML. It aims to provide an accurate rendering while being optimized for Web display. It is designed for scientific papers with complicated formulas and figures, so a precise rendering is the first concern, but general PDF files are also supported.
SignPDF is a simple command line application to sign a PDF document. It can sign a PDF document with a valid certificate, encrypt/protect a PDF document, and timestamp a PDF document (optional feature). A JKS keystore with a cert signed by your desired CA is mandatory for use. The tsa_url of a timestamp server can be used to timestamp your documents. The signed PDF file is signed and protected with allowed restrictions to printing, content copying, and content copying for accessibility. By default, SignPDF creates a configuration file at ~/.signpdf, which can be edited for further use.
hpdf.js is a scrip to create PDFs in your browser (it is a port of libharu). Existing projects with the same goal lack a lot of features (e.g. custom fonts). hpdf.js supports custom fonts (Type1 and TTF), PNG, JPEG, and RAW images, password protection, text and link annotations, outlines, drawing function (lines, cycles etc.), encoding support, and more.
printformPdf is a wrapper for the TCPDF class that allows you to documents from a PDF template by populating it with user data. It has features for printing "data grids" and repeating data on the page (which is useful for business cards, for example) and drawing bar codes, QR codes, polygons, and images from source picture files etc. Data priniting parameters (position, font name/size, color, rotation) can be saved in an XML configuration file.
pdf_gantt is a TCPDF wrapper class for rendering Gantt charts as a part of a created PDF document. It has features for adjusting the printing area, font colors for different text blocks, background and referencing arrows colors, and other parameters. It will automatically adjust start dates for dependant tasks to start right after "parent" tasks. List of people responsible for each task can be printed. The class can be used standalone or as a PrintFormPDF plugin.
PdfParser is a standalone PHP library that provides various tools for extracting data from PDF files. It loads and parses objects and headers, extracts meta data, and extracts text from ordered pages. It supports compressed PDF, MAC OS Roman charset encoding, hex and octal encoding in text sections, and is compliant with PSR-0 (autoloader) and PSR-1 (code styling). Currently, secured documents are not supported.
Aspose.Pdf for Android is a PDF document creation and manipulation component that makes it possible for Android applications to read, write, and manipulate PDF document without using any other third party applications. It supports PDF compression options, table creation and manipulation, graph objects, extended security controls, custom font handling, bookmarks, table of contents, attachments and annotations, PDF form data, printing, and much more.
WallCalendar is a set of LaTeX wall calendar templates and utilities for managing them. Users can customize templates or create their own. It includes a template that produces Interior and Covers, which are ready to be uploaded to lulu.com for printing on demand. It also contains a calendar Web site example (generated using the txt2site utility) that integrates with a paper calendar via QR codes.