Open-source alternatives to Markoff

Static site generator for designers. Uses Python and Django templates.

A fast, simple graph drawing and data plotting app for OS X and iPad.

Jekyll is a static site generator that transforms plain text files and markup into complete, deployable websites. It functions as a content management engine and blog-aware publishing platform, orchestrating a multi-stage build process that organizes structured data and source files into a consistent site architecture. The platform distinguishes itself through a specialized processing pipeline that automatically generates chronological archives, category indexes, and RSS feeds from collections of dated text files. It utilizes a template engine to inject dynamic content into layouts and suppor

A tool for tagging files and archiving tasks.

Catch: Broadcatching made easy.

QGIS is a professional, open-source desktop geographic information system designed for the creation, editing, visualization, and analysis of complex spatial data. It functions as a comprehensive environment for managing vector, raster, and point cloud datasets, providing the tools necessary to perform coordinate transformations, georeferencing, and geographic calculations. The platform distinguishes itself through a modular architecture that supports deep system integration via third-party plugins and a hybrid runtime that combines high-performance compiled code with an interpreted scripting

Vienna is a free and open-source RSS/Atom/JSON feed newsreader for macOS.