Visual SML (ViSML)

untitled.vsml — Visual SML

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Blocks

⌕ Ctrl F

Project

Workspace

Visual SML currently works with one workspace file at a time.

Settings

Color theme

Block renderer

Autosave interval 2 min

◇Block Workspace untitled.vsml

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SML

Edit the SML code; blocks update as you type.

Program structure

Workbench eventsCurrent session

Ready Visual SML workspace ready. ◇Macaca Nigra Blocks 0 SML

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Visual SML (ViSML)

A block-based Standard ML environment.

Visual SML is a Blockly-based IDE for composing SML programs visually and generating textual Standard ML code.

Version: 5.0.0
Technology: TypeScript, webpack, Blockly 12
Copyright: ©2022-2026

Usage

Click or drag a block from the left toolbox into the workspace.
Connect blocks with matching connector shapes to build SML declarations and expressions.
Use the generated code panel to inspect or copy the Standard ML output.