BPMN Kit vs eryx
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
BPMN Kit compared with eryx
| Detail | 
BPMN Kit | 
eryx |
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| What it does | Open-source toolkit for building, simulating, and deploying business process diagrams with code and AI
| WebAssembly sandbox for running untrusted Python safely
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Open source
| Open source
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| Pricing | Free, MIT-licensed
| Not given
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| Key features | - Fluent TypeScript API for BPMN authoring
- Automatic layout with Sugiyama engine
- Type-safe element guards
- Roundtrip fidelity preserving extensions
- Zero third-party dependencies
- DMN decision table builder
- Camunda form generation
- In-process BPMN simulator
- LLM-friendly compact format
- Camunda 8 REST client with 180 methods
| - Full CPython 3.14 with standard library
- Async callbacks from sandboxed code
- No filesystem or network unless allowed
- Fast startup in 1–5 milliseconds
- Embed from Python, JavaScript or Rust
- MCP server support
- gRPC server deployment
- Hosted execution over HTTP and WebSocket
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| What makes it different | - Write BPMN diagrams as code with 13 lines of TypeScript instead of 41 lines of XML
- Works across browsers, Node, Deno, Bun and edge runtimes with no dependencies
- Direct Camunda 8 deployment with OpenAPI connector generation
- AI-friendly format for LLM-driven diagram generation
| - Full CPython 3.14 running in WebAssembly
- Async callbacks between sandbox and host
- Extremely fast sandbox startup
- Works as MCP server for AI agents
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 8 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 1 | 0 |
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| Citation Flow (Majestic) | 26 | 6 |
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| Referring domains (Majestic) | 19 | 2 |
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4 details filled in for both companies.
More alternatives to BPMN Kit More alternatives to eryx