Free and open first
Best Statistical Analysis Software in 2026 — page 2
- 106 apps
- Research read 28 Sept 2026
- How the order is worked out
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OApackage (Orthogonal Array Package)
Free plan APILinuxSelf-hosted+1OApackage focuses on orthogonal-array and optimal-design generation and analysis, with several interfaces and file formats.
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LatentGOLD
by LatentGOLDFree plan WindowsLatentGOLD offers distinct module sets for latent-variable and choice-modeling work, with a free academic license for eligible users.
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greta
Free plan LinuxMacWindowsgreta provides an R-centered route to Bayesian and frequentist MCMC modeling, with TensorFlow-backed computation and optional visualization.
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pyabc
Free plan APIiPhoneLinux+3pyABC provides a customizable ABC-SMC workflow with distributed execution, database storage, and language interfaces. Check platform and Python requirements before adopting it.
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BayesFlow
Free plan LinuxMacSelf-hosted+1BayesFlow focuses on neural, simulation-based Bayesian inference with modular workflows and several backend choices.
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RxInfer.jl
Free plan APILinuxRxInfer.jl combines Bayesian factor-graph modeling with reactive inference for both static and streaming data.
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concstats
Free plan APILinuxMac+1concstats brings market-structure, concentration, and inequality calculations into one R package. Its vector inputs and batch output are useful when you need several established measures together.
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kana
Free plan WebKana offers a broad single-cell workflow in a free browser application, with multiple input formats and on-device computation.
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FitBenchmarking
Free plan LinuxMacWindowsFitBenchmarking provides a free way to compare fitting methods across supplied or custom problems.
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philentropy
Free plan LinuxMacWindowsphilentropy provides a broad set of probability distances and information-theory calculations in a free R package.
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sjmisc
Free plan LinuxMacWindowssjmisc focuses on practical data preparation rather than statistical modeling. Its labelled-data support and tidyverse-compatible transformations make it a focused utility package for R workflows.
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MATLAB Grader
by MATLAB GraderFree plan LinuxMacWeb+1MATLAB Grader combines assignment authoring, automatic assessment and LMS integration for MATLAB instruction.
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Hypothesize
by HypothesizeFree plan LinuxMacWindowsHypothesize offers robust statistical procedures in a Python workflow with examples and notebook access. Review the documented estimator and sample-size limits when selecting functions.
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gratia
Free plan LinuxMacWindowsgratia adds plotting, diagnostics, intervals, and tidy outputs to mgcv GAM workflows. It is useful for tidyverse users, with support limits for certain smoothers and documentation still developing.
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forestci
Free plan APILinuxforestci adds uncertainty calculations directly to supported scikit-learn random-forest estimators. Its calibration option and tree-count requirements require judgment when interpreting results.
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stats19
Free plan LinuxMacWindowsstats19 provides a structured R workflow for downloading, preparing, and analyzing Great Britain road casualty data.
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prisonbrief
Free plan LinuxMacWindowsprisonbrief provides scripted access to World Prison Brief tables, trends, and map shapes across desktop operating systems.
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MLJ.jl
Free plan LinuxMLJ.jl brings model selection, composition, evaluation, and tuning into one Julia interface.
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Phitter
Free plan WebPhitter is focused on distribution fitting, with visual results and several goodness-of-fit measures.
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TorchMetrics
Free plan LinuxTorchMetrics provides a broad, standardized metric toolkit for PyTorch projects, with distributed and batch-aware calculations.
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hal9001
Free plan LinuxMacWindowshal9001 provides a focused implementation of highly adaptive lasso regression in R.
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stemflow
Free plan LinuxMacWindowsstemflow combines flexible AdaSTEM modeling with broad indexing, data, and visualization support. Its resource demands and Python focus matter when planning larger workloads.