Locally run msprime in your browser. (Rough and ready proof of concept)
Edit the demes model and download the results.
Samples specification:
description: Asymmetric migration between two extant demes. time_units: generations defaults: epoch: start_size: 5000 demes: - name: X epochs: - end_time: 1000 - name: A ancestors: [X] - name: B ancestors: [X] epochs: - start_size: 2000 end_time: 500 - start_size: 400 end_size: 10000 migrations: - source: A dest: B rate: 1e-4
Generate Tree Sequence
Save Generated File
Output: