Showing 85 open source projects for "error"

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  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
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  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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  • 1
    Zypher Agent

    Zypher Agent

    A minimal yet powerful framework for creating AI agents

    ...Zypher prioritizes native support for multiple model providers such as OpenAI and Anthropic Claude, while also offering a rich set of tools for file system operations, search, and terminal execution. It includes mechanisms like checkpointing to version agent decision states, concurrency protections, error handling, and operational interceptors to customize behavior after each reasoning step. Its API is built with TypeScript and is suitable for production contexts where agents must handle real tasks with configurability, logging, and observability.
    Downloads: 0 This Week
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  • 2
    SaaS Boilerplate

    SaaS Boilerplate

    SaaS Boilerplate built with Next.js + Tailwind CSS + Shadcn UI

    ...Packed with essential features like built-in Authentication, Multi-Tenancy with Team support, Role & Permission, Database, I18n (internationalization), Landing Page, User Dashboard, Form handling, SEO optimization, Logging, Error reporting with Sentry, Testing, Deployment, Monitoring, and User Impersonation, this SaaS template provides everything you need to get started. Designed with developers in mind, this Next.js Starter Kit uses TypeScript for type safety and integrates ESLint to maintain code quality, along with Prettier for consistent code formatting. ...
    Downloads: 8 This Week
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  • 3
    AWS SDK for JavaScript v3

    AWS SDK for JavaScript v3

    Modularized AWS SDK for JavaScript

    The AWS SDK for JavaScript v3 is a modularized client for AWS services, enabling developers to interact with AWS APIs in web browsers and Node.js environments with improved performance and reduced bundle sizes.
    Downloads: 1 This Week
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  • 4
    n8n-MCP

    n8n-MCP

    A MCP for Claude Desktop / Claude Code / Windsurf / Cursor

    ...It ships with organized resources and tool definitions that map cleanly to n8n’s ecosystem, improving reliability compared with ad-hoc prompt patterns. The project targets practical agent ops: safer mutations, better error reporting, and predictable behavior when automating or refactoring automations. Community posts highlight the goal of giving agents accurate knowledge of hundreds of n8n nodes and keeping that knowledge fresh as n8n evolves.
    Downloads: 14 This Week
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  • Forever Free Full-Stack Observability | Grafana Cloud Icon
    Forever Free Full-Stack Observability | Grafana Cloud

    Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.

    Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
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  • 5
    ArkType

    ArkType

    TypeScript's 1:1 validator, optimized from editor to runtime

    ArkType is a high-performance runtime type validation library for TypeScript. It offers a 1:1 validator optimized from editor to runtime, enabling developers to define and enforce complex type constraints seamlessly.​
    Downloads: 0 This Week
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  • 6
    PearAI

    PearAI

    The Open Source AI-Powered Code Editor. A fork of VSCode and Continue

    ...This also works with choosing specific folders, online docs, terminal content, files, and more. PearAI can directly code in your files, and allow you to see diffs. Try CMD+I (CTRL+I on Windows). Here, we ask PearAI to help us add error handling and comments. Without writing a single line of code, we were able to make a new feature in an unfamiliar codebase: adding a documentation page to the PearAI landing page. Speed up your development process by seamlessly integrating AI into your workflow. PearAI's goal is to reduce the time it takes for an individual to go from idea to creation. ...
    Downloads: 12 This Week
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  • 7
    express-validator

    express-validator

    An express.js middleware for validator.js

    express-validator is a set of express.js middlewares that wraps validator.js validator and sanitizer functions. It's recommended that you have basic knowledge of the express.js module before you go on with this guide. Sometimes, receiving input in a HTTP request isn't only about making sure that the data is in the right format, but also that it is free of noise. validator.js provides a handful of sanitizers that can be used to take care of the data that comes in. Although express-validator...
    Downloads: 3 This Week
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  • 8
    CountUp.js

    CountUp.js

    Animates a numerical value by counting to it

    ...CountUp v2 is distributed as an ES6 module because it is the most standardized and most widely compatible module for browsers, though a UMD module is also included. To run module-enabled scripts locally, you'll need a simple local server setup, because otherwise you may see a CORS error when your browser tries to load the script as a module. CountUp is also wrapped as a UMD module in ./dist/countUp.umd.js and it exposes CountUp as a global variable on the window scope.
    Downloads: 8 This Week
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  • 9
    blockfrost-js

    blockfrost-js

    Node.js SDK for the Blockfrost.io API

    ...For more examples take a look in blockfrost-js-examples repository. Blockfrost Node.js SDK throws 2 types of errors, BlockfrostServerError and BlockfrostClientError. Each of these errors is extended from the built-in Error class, allowing you to properly catch it and handle it in your code.
    Downloads: 4 This Week
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  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
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  • 10
    ClickUp MCP Server

    ClickUp MCP Server

    Integrate ClickUp project management with AI

    clickup‑mcp‑server is an open-source implementation of the Model Context Protocol (MCP) that enables AI agents to interact with ClickUp via browseable structured APIs. It allows creation, retrieval, updating, and deletion of tasks, lists, folders, and comments, facilitating advanced AI-powered workflows and automation.
    Downloads: 0 This Week
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  • 11
    GraphQL WebSocket

    GraphQL WebSocket

    Coherent, zero-dependency, lazy, simple, GraphQL

    ...Connection is a connection within the established socket describing a "connection" through which the operation requests will be communicated. The server can close the socket (kick the client off) at any time. The close event dispatched by the server is used to describe the fatal error to the client. The client closes the socket and the connection by dispatching a 1000: Normal Closure close event to the server indicating a normal closure.
    Downloads: 2 This Week
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  • 12
    Fork TS Checker Webpack Plugin

    Fork TS Checker Webpack Plugin

    Webpack plugin that runs typescript type checker on a separate process

    ...Speeds up TypeScript type checking (by moving it to a separate process). Supports modern TypeScript features like project references and incremental mode. Supports Vue Single File Component. Displays nice error messages with the code frame formatted. This plugin requires Node.js >=12.13.0+, Webpack ^5.11.0, TypeScript ^3.6.0. It's very important to be aware that this plugin uses TypeScript's, not webpack's modules resolution. It means that you have to setup tsconfig.json correctly. Options passed to the plugin constructor will overwrite options from the cosmiconfig (using deepmerge). ...
    Downloads: 3 This Week
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  • 13
    SWR

    SWR

    React Hooks library for remote data fetching

    ...SWR has you covered in all aspects of speed, correctness, and stability to help you build better experiences. Fast page navigation, polling on interval, data dependency, revalidation on focus, revalidation on network recovery, local mutation (Optimistic UI), smart error retry, pagination and scroll position recovery, React Suspense, and more.
    Downloads: 3 This Week
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  • 14
    ioredis

    ioredis

    A performance-focused Redis client for Node.js

    ...Support for TLS. Support for offline queue and ready checking. Support for ES6 types, such as Map and Set. Support for GEO commands. Support for Redis ACL. Sophisticated error handling strategy. Support for NAT mapping. Support for autopipelining. ioredis supports all of the scripting commands such as EVAL, EVALSHA and SCRIPT.
    Downloads: 4 This Week
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  • 15
    react-native-iap

    react-native-iap

    react-native native module for In App Purchase.

    ...Initializing just before you needed is discouraged as it incurs on a performance hit. Calling this method multiple times without ending the previous connection will result in an error. Not calling this method will cause other method calls to be rejected as a connection needs to be established ahead of time. You should not call initConnection and endConnection every time you need to interact with the library. This is considered an anti-pattern as it consumes more time, and resources and could lead to undesired side effects such as many callbacks.
    Downloads: 2 This Week
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  • 16
    Sandpack

    Sandpack

    A component toolkit for creating live-running code editing experiences

    ...However, if you want to use your own editor framework, you can add that as a component too! Sandpack embeds the browser bundler that powers CodeSandbox and takes advantage of features like npm dependency support, hot module reloading, error overlaying, and caching. With Sandpack, you're always one click away from opening your code snippet in CodeSandbox. This way, you can easily share bug reports or examples behind a unique URL. Set the template prop to get started with Sandpack in a few lines of code. Each template contains all the files and dependencies needed to start a project right away. ...
    Downloads: 2 This Week
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  • 17
    Super Magic

    Super Magic

    All-in-one AI productivity platform with agents, workflows, and IM

    ...It is not a single tool but a complete product ecosystem composed of multiple integrated systems that work together to enhance productivity across different business scenarios. Magic centers around a general-purpose AI agent system called Super Magic, which can autonomously understand tasks, plan actions, execute workflows, and perform error correction. Alongside this, Magic includes a visual workflow engine that enables users to design complex AI processes using a drag-and-drop interface without requiring extensive coding knowledge. It also provides an enterprise-grade instant messaging system that integrates AI conversations with internal communication, allowing teams to collaborate while leveraging intelligent assistants. ...
    Downloads: 4 This Week
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  • 18
    Solid

    Solid

    A declarative JavaScript library for building user interfaces

    ...Simple: learn a few powerful concepts that can be reused, combined, and built on top of. Provides modern framework features like JSX, fragments, Context, Portals, Suspense, streaming SSR, progressive hydration, Error Boundaries and concurrent rendering.
    Downloads: 4 This Week
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  • 19
    Angular Example App

    Angular Example App

    Angular 13 example app + Angular CLI + i18n + GraphQL

    ...Angular Pipes. Interceptors and Events. Auth guard for some routes. Modernizr (browser features detection). Browser filter (Bowser) because of IE. Sentry! (logs every error in the app). Google Tag Manager. ES6 Promises and Observables. End-to-end tests with Cypress App Actions.
    Downloads: 2 This Week
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  • 20
    pageres

    pageres

    Capture website screenshots

    ...It's speedy and generates 100 screenshots from 10 different websites in just over a minute. It can also be used to render SVG images. Note to Linux users, If you get a "No usable sandbox!" error, you need to enable system sandboxing. For Gulp and Broccoli, just use the API directly. No need for a wrapper plugin. pageres offers a wide variety of options, for example, you can Delay capturing the screenshot, which is useful when the site does things after load that you want to capture. You can also apply custom CSS to the webpage, and specify some CSS or the path to a CSS file. ...
    Downloads: 2 This Week
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  • 21
    better-all

    better-all

    Better Promise.all with automatic dependency optimization

    ...It addresses a common limitation where developers must manually refactor their promise chains to achieve efficient concurrency when some tasks depend on others, which can be error-prone and hard to maintain. With an object-based API, each task is declared as an asynchronous function that can reference other task results using a magical this.$ context, allowing the library to kick off independent operations immediately and only wait for dependent results when needed. This approach increases readability, reduces boilerplate, and optimizes execution timing based on actual dependency relations rather than naive static ordering.
    Downloads: 1 This Week
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  • 22
    Pretzel AI

    Pretzel AI

    The modern replacement for Jupyter Notebooks

    ...The platform supports multiple AI providers and allows users to configure their preferred models, including cloud-based or local deployments, giving flexibility and control over how AI is used. PretzelAI maintains compatibility with familiar notebook workflows while enhancing productivity through features like auto-completion, variable-aware prompts, and error correction.
    Downloads: 1 This Week
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  • 23
    Vratix API Module Library

    Vratix API Module Library

    Easy to use Open Source modules that implement common API logic

    We created this library of reusable API modules to simplify API development because we were wasting too much time setting up basic functionality and researching the latest backend best practices. We wanted a repository of high-quality API modules we can reuse, copy and paste into our projects and have a working backend in seconds. Currently, the modules work for Express.js, however, we’re actively working to extend compatibility with other backend languages and popular Node.js frameworks. We...
    Downloads: 0 This Week
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  • 24
    Ts.ED

    Ts.ED

    Ts.ED is a Node.js and TypeScript framework on top of Express

    ...Ts.ED is a framework on top of Express/Koa to write your application with TypeScript (or ES6). It provides a lot of decorators and guidelines to make your code more readable and less error-prone. Create your Rest API easily and create different version paths of your API compliant with OpenSpec and JsonSchema. Don't waste your time with configuration, the server is preconfigured to start quickly. Choose between different plugins to create your own stack. A lot of decorators are provided to structure your code and define routes and methods.
    Downloads: 0 This Week
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  • 25
    TanStack Query

    TanStack Query

    Powerful asynchronous state management, server-state utilities

    ...There's no global state to manage, reducers, normalization systems or heavy configurations to understand. Simply pass a function that resolves your data (or throws an error) and the rest is history. TanStack Query is configurable down to each observer instance of a query with knobs and options to fit every use-case. It comes wired up with dedicated devtools, infinite-loading APIs, etc.
    Downloads: 1 This Week
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