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Fluid Lab
All tools ↗

A PLAYGROUND FOR THE INVISIBLE

Go with the flow.

Stir dye, watch smoke rise, and discover what keeps a current moving.

Compare two ↔Inactive sections hold their moment. Return to continue.

Opening your workspace…

ONE LAB. MORE WAYS TO EXPLORE.

Changelog

Fluid Lab v2.0.0 · November 1, 2026

Waves uses the same browser library and recovery as Ripple Lab. Flow/3D comparison saves and Waves pond/session saves keep their existing formats. Flow & 3D comparisons open in their full comparison workspace; Waves comparisons stay inside the wave lab.

Earlier Flow & 3D releases

v1.7.0 · November 1, 2026

v1.6.0 · November 1, 2026

v1.5.0 · November 1, 2026

v1.4.0 · November 1, 2026

v1.3.0 · November 1, 2026

v1.2.0 · November 1, 2026

v1.1.0 · November 1, 2026

v1.0.0 · November 1, 2026

Earlier Waves / Ripple Lab releases

2.4.0 · November 1, 2026 — Rolling recent checkpoint history, time/name/tick recovery picker, paused restoration with outgoing-session preservation, checkpoint downloads and automatic migration of the previous autosave.

2.3.0 · November 1, 2026 — Autosave and automatic recovery of full two-pond state, five-second and leaving-page checkpoints, manual recovery controls, saved preferences, and stale-tab overwrite protection.

2.2.0 · November 1, 2026 — Sessions now preserve exact wave buffers, simulation times, probe traces, and playing/paused state for continuation. Earlier setup-only sessions remain readable.

2.1.0 · November 1, 2026 — Named two-pond sessions in the library and portable files; restores comparison mode, selected pond, shared speed, tool, and both complete pond setups. Existing pond files and library entries remain readable.

2.0.0 · November 1, 2026 — Undo/redo, a thumbnail experiment library, measurement probes and CSV traces, independent side-by-side ponds, individual source frequencies and a beats experiment, adjustable slit widths/spacing. Older setup files and device saves remain readable.

1.1.0 · November 1, 2026 — Named pond setups, device save/load, portable JSON download/open, validated files and paused restoration of sources, barriers and wave settings.

1.0.0 · November 1, 2026 — Interactive pond, six experiments, editable wave sources, barriers and eraser, phase and damping controls, reflecting edges, height/activity views, pause/step and image export.