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ghfs vs PathSim

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ghfs compared with PathSim
Detailghfs logo ghfs PathSim
What it doesGitHub Issues as local files for coding agents Python framework for building and simulating dynamical systems using block diagrams
StageStartup Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Open source
PricingFree: 1 repository, issues, background sync. Hobby: $5/mo or $48/yr (save 20%), unlimited repositories, all issues, background sync. Pro: $15/mo or $144/yr (save 20%), everything in Hobby plus projects, discussions, and pull requests (coming soon). Enterprise: contact for pricing. Not given
Key features
  • Project-level AI rules - Write configuration files for Claude Code, Cursor, Copilot, and other agents
  • Three-command setup - curl, ghfs init, and ghfs to get started
  • 30+ solvers including implicit, explicit, and adaptive integrators
  • Zero-crossing detection and scheduled events for hybrid systems
  • Hot-swappable blocks and solvers during active simulation
  • Hierarchical subsystems for modular component design
  • MIMO support with multiple input and output ports
  • Browser-based visual editor with PathView
  • Domain toolboxes for chemical, battery, vehicle, flight, and RF engineering
  • Custom blocks through subclassing the base Block class
  • Supports continuous-time, discrete-time, and hybrid systems
  • FMI integration to wrap Co-Simulation and Model-Exchange FMUs
What makes it different
  • Read-only design guarantees no unintended issue modifications
  • Readable, scriptable alternative to traditional simulation tools with solver depth
  • Full ecosystem including FastSim Rust engine and standalone C code generation
  • Minimal runtime dependencies: only numpy, scipy, and matplotlib
  • Domain-specific toolboxes for chemical, battery, vehicle, flight, and RF engineering
  • MIT license with open source development
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check38 −1 (down) since last check
Trust Flow (Majestic)06
Citation Flow (Majestic)1514
Referring domains (Majestic)1618

4 details filled in for both companies.

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