#dsl

A unified interface for distributed computing. Fugue executes SQL, Python, Pandas, and Polars code on Spark, Dask and Ray without any rewrites.

Let AI agents query and update Postgres/MySQL without raw SQL, unrestricted schema access, or database credentials in the model; writes stay reviewed.

An orchestration DSL and embedded runtime for hosting agentic systems. Durable, inspectable workflows with deterministic step ordering, running in-process under a capability jail — the model lives in your host, not in the runtime. 30+ companion packages for memory, transport and governance.

A declarative language that compiles to professional SVG floor plans — like Typst/LaTeX, but for architecture. Built for AI agents: deterministic output, JSON diagnostics that carry their own fix, and a describe/lint channel that verifies a plan against its brief without rendering an image. Zero-dependency TypeScript.

Aardvark.Rendering is a high-performance, dependency-aware rendering engine. It is part of the open-source Aardvark Platform for visual computing, real-time graphics, and visualization.

FinLang — Deterministic, auditable financial rules engine.

Search engine

Forms made easy for Rails! It's tied to a simple DSL, with no opinion on markup.

Schema DSL for defining types, relationships, and constraints. Includes runtime validation, graph construction, and structured diagnostics. Go library, CLI, and LSP.

TypeScript runtime for Forthic

A declarative language for LLM-driven state machines - the .mkl document is the program, an LLM is the runtime

VS Code + IntelliJ IDEA extension for editing and previewing Transitrix diagrams — BPMN, Goals, DGCA, capability maps. Text-first; live preview as you type. MIT licensed.

Lightweight, fast, stable, programmable component-based rule engine — where AI Agents orchestrate just like ordinary components. Uniquely designed DSL: component reuse, sync/async & dynamic orchestration, multi-language scripting, nested rules, hot deployment and smooth refresh. If you can orchestrate LiteFlow, you can orchestrate AI.

Gatling DSL extensions — feeders, profile management, transactions, assertions, Redis integration, and utility functions