GraphQL Router / API Gateway framework written in Golang, focussing on correctness, extensibility, and high-performance. Supports Federation v1 & v2, Subscriptions & more.

Asynchronous, event-driven algorithmic trading in Python and C++

Matching Engine for Limit Order Book in Golang

The open-source execution engine for AI agents. 412 modules, MCP-native, triggers, queue, versioning, metering.

Visual DSL framework for django

Python SDK for Inngest: Durable functions and workflows in Python, hosted anywhere

AxonFlow: Runtime control layer for production AI

Reactive Editor

Superplan is a CLI-first workflow engine that turns unstructured work into a deterministic, task-driven execution system for humans and AI agents.

OpenVitamin is a local-first AI execution platform that unifies Agents, Workflows, and multi-model inference into a single programmable system — designed for building real, production-grade AI applications.

Polyglot execution engine and CLI for vulnerability detection using real code

A TypeScript library for tracing and visualizing code execution workflows.

Elixir SDK for Inngest

🐳💻 Docker-based API to safely execute code snippets across multiple languages in a sandboxed environment.

Type-safe DAG execution engine for AI workflows

An implementation of BPMN standard using GemStone/S®, Orbeon®, Bizagi® and Highcharts®

High Performance Asynchronous Workflow Scripting Library

KAIROS-ARK is a high-performance, Rust-based Agent Runtime Kernel built for industrial-grade reliability. It delivers sub-100µs dispatch latency, event-sourced deterministic replay, and kernel-enforced capability sandboxing, bridging Python prototypes and production AI systems.

Wanna know which languages and execution engines are the quickest or the slowest at processing files? Well here's your answer. 📊 Data Analysis & comparison between the time taken ⌚ for computing word counts in various languages and execution engines for files of different sizes.

IEE is a native C++ system runtime that converts live OS/application state into a deterministic, queryable, and executable intent layer. It is built as an execution substrate and control plane, not a UI product.