Projects sharing features with Jsbin

Rustpad is a self-hosted collaborative text editor and code environment. It functions as a containerized web application that uses an operational transformation engine to synchronize text changes across multiple browser clients in real time. The system is designed for database-free document synchronization, allowing users to host private environments for sharing code snippets without external database dependencies. It supports ephemeral document hosting, where shared spaces are automatically removed from memory after a period of inactivity. The application manages data through an in-memory d

Openv0 is an AI-driven UI prototyping tool and component generator. It uses large language models to create user interface elements, providing a live preview feedback loop for immediate visual iteration. The system operates as a generative frontend pipeline, utilizing a modular sequence of plugins to orchestrate the creation of UI assets. This architecture allows for the integration of custom UI frameworks, external libraries, and icon sets to expand the range of available visual components. The tool covers frontend component prototyping and generative asset pipelines. It supports project bo

ONLYOFFICE DocumentServer is a self-hosted online office suite that provides browser-based document, spreadsheet, and presentation editing with real-time collaborative capabilities. It natively supports Office Open XML formats (.docx, .xlsx, .pptx) and can be deployed on Linux servers, either through Docker containerization or direct installation. The server includes a cooperative editing engine that coordinates simultaneous changes across multiple users using operational transformation, with a WebSocket synchronization layer for instant state propagation. Security is handled through JWT auth

This project is an AI-powered visual canvas and collaborative whiteboard framework. It functions as a customizable vector drawing engine and a tool for converting hand-drawn interface sketches and wireframes into functional code using artificial intelligence. The system distinguishes itself through the integration of AI agents that can read, modify, and generate visual diagrams directly on the canvas. It also provides a node-based workflow editor for building automation pipelines and data processing flows by connecting multimodal components. The platform covers a broad range of capabilities,

Sandbox is a cloud-based development environment that provides web-based code editing directly within the browser without requiring local machine setup. It runs full Linux development environments inside remote execution containers, supplying an isolated sandbox for each workspace to safely run interactive terminals and live application previews. The platform integrates artificial intelligence capabilities to accelerate daily coding workflows, featuring an automated code assistant that generates intelligent code completions and custom recommendations as users type. Additionally, it supports m

json-joy is a comprehensive library for building real-time collaborative applications and distributed systems. It provides a robust framework for managing shared JSON-like data structures that automatically merge concurrent edits from multiple users, ensuring consistent state across all replicas without requiring a central coordination server. The project distinguishes itself through a high-performance approach to data handling, utilizing conflict-free replicated data types and logical clock-based synchronization to maintain data integrity. It includes a specialized engine for navigating and

This is an open-source framework for building stateful, durable AI agents that run on Cloudflare Workers. It provides a runtime for long-lived agents that maintain a persistent identity, local SQL storage, and real-time connections, utilizing a lifecycle where agents hibernate when idle and wake on demand. The project distinguishes itself through its multi-channel orchestration, allowing a single agent to be deployed across voice, email, and chat interfaces with unified state. It implements the Model Context Protocol for standardized tool and data exchange and includes a dedicated framework f

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ihp is a type-safe web framework and full-stack application orchestrator designed for PostgreSQL. It functions as a server-side rendering framework and a type-safe ORM that automatically generates record types from SQL schemas to ensure compile-time query validation. The platform distinguishes itself by verifying routing, database queries, and templates at compile time to prevent runtime crashes. It implements real-time web interfaces using WebSockets for instant data synchronization and employs server-driven hypermedia for partial DOM patching. The framework covers a broad range of integrat

Regexr is a web-based regular expression IDE designed for building, testing, and debugging patterns. It functions as a testing tool to validate expressions against sample text and a learning tool that provides an interactive guide and a built-in cheat sheet for studying syntax. The platform includes a community regex library, which is a searchable repository of user-contributed patterns. This enables the discovery, sharing, and reuse of proven matching logic through a public directory and collaborative sharing links. The tool supports real-time pattern construction with syntax highlighting a

vscode-browser-preview is an editor-based web previewer and integrated debugger that embeds a live browser instance directly within the workspace. It utilizes headless browser integration to synchronize the browser state with the active code editor. The project provides an integrated web debugger that allows users to set breakpoints and inspect the state of web applications without leaving the editor interface. It also enables remote developer tools access via a network URL to analyze page elements, styles, and network activity. The system supports frontend development workflows by providing

Reason is a strongly typed functional language and multi-target compiler designed to produce either JavaScript for web environments or native machine code for operating systems. It serves as an OCaml-compatible language that shares an abstract syntax tree with OCaml, providing a practical syntax for the OCaml ecosystem. The project functions as a type-safe frontend language, incorporating JSX support to build user interfaces through structural elements that translate into type-safe function calls. It enables deep integration with the JavaScript ecosystem, allowing the use of existing librarie

ClojureScript is a Lisp-based compiler and runtime that translates Clojure source code into JavaScript. It enables functional programming across different JavaScript engines and platforms, allowing developers to build user interfaces and applications for web browsers and server environments. The project provides a read-eval-print loop for executing code live within a browser or server for immediate feedback. This facilitates an interactive development workflow where code can be written and tested in real time without restarting the application. The system covers a broad capability surface, i

ReScript is a statically typed programming language and compiler designed to transform type-safe source code into efficient, human-readable JavaScript. It functions as a transpiler that enforces data consistency and prevents runtime errors through static type analysis for both web and server applications. The project distinguishes itself as an incremental build system that analyzes dependency graphs to recompile only modified files and their dependents. It includes a JSX compatible compiler for building user interfaces and provides a framework for bridging type-safe code with existing JavaScr

Editor.md is an embeddable Markdown editor component for web applications that provides a real-time, dual-pane live preview alongside the raw source as the user types. It is designed as a plugin-based Markdown editor with a plugin architecture for extending functionality through custom modules, and it supports rendering LaTeX mathematical expressions using KaTeX as well as converting flowchart and sequence diagram syntax into visual diagrams within the preview. The editor distinguishes itself through its plugin-based extension system, which allows loading additional functionality through exte

Opal is a Ruby frontend framework and compiler that translates Ruby source code into JavaScript. It functions as a web runtime that allows for the development of client-side web applications using Ruby instead of JavaScript. The project includes a Ruby HTML template engine that evaluates Ruby code embedded directly within markup files. It further integrates with JavaScript environments by bundling core libraries and dependencies into a distribution string for execution in a web browser. The system provides capabilities for Ruby to JavaScript compilation and the ability to encode and decode B

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Dify-sandbox is a secure runtime environment designed for the execution of untrusted code snippets. It functions as a containerized sandbox that isolates processes from the host operating system, ensuring that arbitrary scripts can be run without granting them unauthorized access to sensitive data or critical system resources. The project distinguishes itself through a multi-layered security approach that combines kernel-level isolation with strict resource management. By utilizing Linux namespaces and container-based process isolation, it partitions system resources to maintain visibility bo

Judge0 is an online code execution engine and multi-language compiler API designed to compile and run source code within isolated sandboxes. It functions as an asynchronous job processor that handles code submissions via a queue and provides a secure environment to run arbitrary programs while preventing unauthorized system access. The system distinguishes itself through a multi-stage compilation pipeline and a flexible execution model that supports both single-file submissions and multi-file program execution via archives. It employs an isolate-based sandboxing mechanism to enforce strict ha

This is a visual form builder that generates Vue single-file components from a drag-and-drop canvas. It provides a complete workflow for designing forms visually, previewing them in real time, and exporting them as ready-to-use Vue code with validation rules already configured. The tool integrates a drag-and-drop canvas with a live preview pane, allowing you to see the generated form interactively as you build it. It includes an embedded code editor with hot reload, so changes to the generated code are reflected immediately in the preview. A VS Code extension bridge lets you open the designer

Brackets is an extensible JavaScript IDE and front-end code editor specifically designed for authoring HTML, CSS, and JavaScript. It serves as a web development text editor that provides a specialized environment for building websites. The editor is distinguished by its live preview capabilities, which render code changes in a browser in real time for immediate visual feedback. It further supports front-end workflows through inline style editing and the ability to synchronize code changes across multiple browser windows for cross-browser testing. The project includes a wide range of developm

OpenSandbox is a secure execution environment and runtime designed for running untrusted code and scripts generated by AI agents. It utilizes a containerized code execution engine and microVM-based isolation to protect host systems from malicious actions while providing isolated virtual environments. The project features a sandbox server based on the Model Context Protocol to automate the creation and control of virtual workspaces. It supports the deployment of secure remote desktop hosts, including headless web browsers and editor instances, for automated interaction. The system includes an

Lucet is a WebAssembly runtime and sandboxing compiler that translates WebAssembly bytecode into native machine code. It serves as a secure execution environment and native code generator designed to run untrusted code while preventing unauthorized access to host system resources. The project focuses on high-performance sandboxing by using ahead-of-time compilation to achieve near-native execution speeds. It implements software-based fault isolation and a host-call interface to manage secure communication and data exchange between the isolated module and the external host application. The sy

esm.sh is a proxy-based registry and distribution system for buildless web development. It retrieves packages from external registries and serves them as ES modules directly to the browser, eliminating the need for a local build step. The project transforms TypeScript, JSX, TSX, and Vue files into browser-compatible JavaScript on the fly during the request process. It handles Node.js built-in resolution by mapping internal modules to browser-compatible polyfills and manages dependency versioning and aliasing through URL query parameters. The system optimizes delivery via request-time tree sh

Moltworker is an AI agent sandbox and model orchestrator designed for the secure execution of untrusted code and shell commands generated by large language models. It functions as a gateway proxy that routes requests to multiple AI providers through a unified interface, integrating a container runtime backed by S3-compatible object storage to persist state across ephemeral lifecycles. The system distinguishes itself by combining an AI model orchestrator with a headless browser controller for automated web scraping and screenshot capture. It manages the full lifecycle of AI agents, including m

The sandbox-sdk is a development kit designed for building secure, isolated execution environments on a global edge network. It provides a framework for creating ephemeral, containerized workspaces that allow developers to run untrusted code, manage build tasks, and host automated scripts without compromising host system security. By leveraging a serverless runtime, the platform enables the deployment of these environments directly at the network edge to ensure low-latency performance. The platform distinguishes itself by integrating language models with sandboxed execution, facilitating the

react-live is a suite of tools for in-browser React transpilation, live editing, and interactive documentation. It provides a React component for building live playgrounds where source code is transpiled and rendered in real time, accompanied by a live code editor that offers syntax highlighting and immediate visual feedback. The project enables the creation of living documentation by embedding editable React code examples alongside their rendered output. It supports the execution of editable markup or functional components, allowing users to modify code and observe the resulting behavior ins