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Loopa

Explore science in motion

Ilija Ruzic ✓ Verified

rs.ilijaruzic.loopa
View on Flathub ↗

Dive into the fascinating world of non-linear dynamics and chaos theory. This simulator provides an interactive environment to explore mathematical models and observe how small changes in parameters lead to vastly different outcomes.

  • 90+ continuous systems: Lorenz, Rössler, Chen, Aizawa, Lü, the full Sprott family, hyperchaotic 4D attractors, Duffing, Van der Pol, FitzHugh-Nagumo, Hindmarsh-Rose, Lotka-Volterra, Chua circuit, double pendulum, and more
  • 35+ discrete maps: Logistic, Hénon, Tent, Standard, Gauss, Sine, Circle, Lozi, Ikeda, Tinkerbell, Baker, Bogdanov, Kaplan-Yorke, Zaslavskii, Arnold cat map, and more with cobweb diagram visualization
  • Phase space visualization in 2D and 3D with nullclines, flow field, and speed coloring
  • Analysis suite: bifurcation diagram, Lyapunov exponent, recurrence plot, basin of attraction, power spectrum, sensitivity to initial conditions, manifolds, orbit diagram
  • Multiple simulation slots for parallel exploration and side by side comparison
  • Custom system editor for user-defined equations
  • Script editor for user-defined scripts that can be applied to the simulation
  • Export to SVG, PDF, PNG, and CSV

Screenshots

Explore system trajectories and attractors in 2D
Explore system trajectories and attractors in 2D
Explore system trajectories and attractors in 3D
Explore system trajectories and attractors in 3D
Track how each dimension evolves over time
Track how each dimension evolves over time
Observe sensitivity to initial conditions side by side
Observe sensitivity to initial conditions side by side
Detect periodicity and chaos from Poincaré sections
Detect periodicity and chaos from Poincaré sections
Write custom scripts for advanced analysis
Write custom scripts for advanced analysis
Analyze system sensitivity to initial conditions changes
Analyze system sensitivity to initial conditions changes
Explore discrete maps and cobweb diagrams
Explore discrete maps and cobweb diagrams

Observed history

App ChangeVersionWhen ↑
updated1.12.013 Oct 2026

Upstream releases

Release notes supplied by the developer. These dates are not Flathub package publication times.

1.12.013 Oct 2026
  • New analyses: periodic orbits, equilibrium continuation with limit cycles, parameter plane with bifurcation curves, and Lyapunov spectrum.
  • Bug fixes and improvements.