Built on FINOS Rune DSL

Rune LangiumWeb-native tooling for the Rune DSL

Deployable TypeScript tooling for parsing, validating, editing, and documenting Rune models in the browser.

Get Started

Open Studio

API Reference

Cloudflare-ready

Landing page, Studio, and docs can now ship together from a single static deployment.

Built on Langium

Pure TypeScript language server. Runs anywhere JavaScript runs.

Full LSP Support

Autocomplete, validation, go-to-definition, hover, and diagnostics.

CDM & DRR Out of the Box

Load and explore ISDA Common Domain Model and Digital Regulatory Reporting models.

IDE-style Workspaces

Open a local folder or a GitHub repo as a workspace — dockable panels with persistent layouts, offline-capable curated CDM/FpML models, and graph + form + code views fully synchronized.

Embeddable

Monaco editor + web worker language server = drop-in component for any web app.

Modular Packages

Five focused @rune-langium/* packages — core, cli, lsp-server, codegen, visual-editor.