For those seeking to handle more complex PDF tasks, premium software or online services with a wider range of features are often the go-to. However, this post presents the most comprehensive list of free and open-source alternatives available.
PDF4Teachers is a free open-source app specifically designed for teachers to annotate assessments returned in PDF with high productivity. As of V1.1.0, PDF4Teachers is now fully translated into English, making it even more accessible.
PDF4Teachers offers a range of tools for productive PDF editing, including annotation and correction of assessments. What's more, edits are saved separately from PDF files and saved annotations can be quickly inserted for future use. Documents are managed as a set and can be exported as new PDF files with annotations.
PDF4Teachers includes special tools for annotating grades and offers a grading scale feature. When using a numerical grading system, the tool computes the total and sub-totals and exports the grades of a set of corrected documents as a .csv spreadsheet.
Pictures can be conveniently converted into PDF documents, and page formats can be edited (rotation, position, etc.) through buttons located in the footer of each page.
PDF4Teachers is available for Windows, Linux, and OSX. Download it from the release button above to take advantage of its productivity-enhancing features.
For teachers who speak languages other than French and English, instructions on how to help translate PDF4Teachers can be found in the language settings.
The app is an ideal for editing students homework PDF files by teachers.
Features
PDF file manipulation
Annotation
PDF file text edit
Export PDF
Insert images into PDF documents
Split PDF
Add shapes, images, and annotations
Add vector elements
Search PDF files
Platforms
Windows
Linux
macOS
License
PDF4Teachers is released as an open-source project under the Apache-2.0 License.
Mayan EDMS is a comprehensive and user-friendly electronic document management system that is available to organizations at no cost.
It is built on an open-source platform, which means that users have the freedom to modify and customize the system according to their specific needs.
Organize documents
One of the main
Percollate is a highly useful and versatile command-line tool that offers the capability to convert web pages into professionally formatted PDF, EPUB, HTML, or Markdown files. This service can be beneficial in a variety of scenarios.
Why you may need to convert Web Pages into Portable formats?
Firstly, if you
Securing your digital documents like PDF files through encryption is instrumental for numerous reasons.
Primarily, encryption ensures data privacy, which negates the threat of information falling into unauthorized hands. In the medical industry, where data is of a highly sensitive nature, client trust and confidential health records are paramount.
Moreover,
PDF4QT is a robust and feature-packed open source PDF editor that is based on the Qt framework. It comes complete with a C++ library, command line tool, and applications for viewing and editing PDF documents. This modern solution is available for both Windows and Linux users, and is perfect for
Zim is an open source free lightweight note-taking application in a form of desktop wiki. It allows you to organize your notes, articles, resources, and ideas all in one place, connect them together using page links, attach media and documents and more.
Zim is a graphical text editor used to
Zettlr is a free open-source Markdown editor for professional writers, developers, researchers, journalists, bloggers and content creators.
It allows you to write your files in a Markdown format and make a use of the YAML header metadata that is widely used by many ope-source blogging platforms.
With Zettlr you can
Yarle is the ultimate converter of Evernote notes to Markdown.
Features
* 📝 Any text
* 📝 All metadata: original creation time, last modification time, tags, GPS location, notebook name, source URL
* 🔗 External links
* 🔗 Internal links among Evernote notes
* 💻 Codeblocks
* 🖼️ Inline Images
* 📎 Attachments
* 📄 Webclips
Customization
* 🚀 Creates Markdown files matching to user-defined templates, see Templates
The Unarchiver is a free file compression manager supports many archived files especially RAR, ZIP, ACE and TAR. It's totally free and supporting many macOS versions starting from macOS 10.7. It also supports rare archived formats including old formats as well.
The Unarchiver is the only app you need
Scribus is free and open-source desktop publishing software available for most desktop operating systems. It is designed for layout, typesetting, and preparation of files for professional-quality image-setting equipment. Scribus can also create animated and interactive PDF presentations and forms.
Platforms
Linux, macOS, Windows, FreeBSD, OpenBSD, Solaris, AmigaOS 4 undefined
License
Pencil2D is an easy, intuitive tool to make 2D hand-drawn animations.
Pencil2D is an animation/drawing software for Windows, macOS, Linux, and FreeBSD. It lets you create traditional hand-drawn animation (cartoon) using both bitmap and vector graphics. Pencil2D is free and open source.
Features
* minimal design
* vector animation
* sketch,ink,
