Education & Research
Zotero
Stellarium — Desktop
Stellarium — Desktop
Free alternative to: EndNote
What it does: Collect research sources, organize references, annotate documents, and create citations and bibliographies. Local use is free; extra hosted attachment storage is optional.
Platforms: Windows · macOS · Linux · Android · iOS
Stellarium — Desktop
Stellarium — Desktop
Stellarium — Desktop
Free alternative to: Starry Night, for desktop astronomy
What it does: Explore a realistic simulation of the night sky, identify stars and planets, and view constellations from different places and times.
Platforms: Windows · macOS · Linux
QGIS
Stellarium — Desktop
GNU Octave
Free alternative to: ArcGIS Pro
What it does: Create maps, manage geographic datasets, and analyze spatial information for research, planning, and education.
Platforms: Windows · macOS · Linux
GNU Octave
jamovi — Desktop
GNU Octave
Free alternative to: MATLAB
What it does: Perform numerical calculations, solve equations, analyze matrices, and create scientific plots using a MATLAB-like language.
Platforms: Windows · macOS · Linux
R
jamovi — Desktop
jamovi — Desktop
Free alternative to: SAS / Stata
What it does: Analyze data, run statistical tests, build models, and create research-quality graphs using a statistical programming language.
Platforms: Windows · macOS · Linux
jamovi — Desktop
jamovi — Desktop
jamovi — Desktop
Free alternative to: IBM SPSS Statistics
What it does: Run statistical analyses through a spreadsheet-style, point-and-click interface without needing to write code.
Platforms: Windows · macOS · Linux Desktop