Showing 577 open source projects for "error"

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  • 1
    Grabana

    Grabana

    User-friendly Go library for building Grafana dashboards

    Grabana provides a developer-friendly way of creating Grafana dashboards. Whether you prefer writing code or YAML, if you are looking for a way to version your dashboard configuration or automate the tedious and error-prone creation of dashboards, this library is meant for you.
    Downloads: 5 This Week
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  • 2
    Koa

    Koa

    Expressive middleware for node.js using ES2017 async functions

    ...The framework exposes a refined Context object to standardize request and response utilities without obscuring Node’s primitives. This design encourages readable middleware, robust error handling, and straightforward composition for tasks like authentication, logging, and body parsing. In production, Koa’s simplicity and async-first approach translate to predictable performance and maintainable server code.
    Downloads: 3 This Week
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  • 3
    Ruff

    Ruff

    An extremely fast Python linter, written in Rust

    An extremely fast Python linter, written in Rust. Ruff aims to be orders of magnitude faster than alternative tools while integrating more functionality behind a single, common interface. Ruff can be used to replace Flake8 (plus dozens of plugins), isort, pydocstyle, yesqa, eradicate, pyupgrade, and autoflake, all while executing tens or hundreds of times faster than any individual tool. Ruff is extremely actively developed and used in major open-source projects. Ruff can be configured...
    Downloads: 56 This Week
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  • 4
    Typst

    Typst

    A new markup-based typesetting system that is powerful and easy

    Typst is a new markup-based typesetting system that is designed to be as powerful as LaTeX while being much easier to learn and use. Typst supercharges templates: They react to your content and format everything instantly while you type. Select from a wide range of community templates or create your own. Store shared documents in team workspaces to bring everyone in your working group on the same page. Whether in the classroom, the faculty office, or at home. Typst runs in your browser, so...
    Downloads: 17 This Week
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    Gemini 3 and 200+ AI Models on One Platform

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  • 5
    Zipkin

    Zipkin

    Distributed tracing system to gather timing data

    ...The Zipkin UI also presents a Dependency diagram showing how many traced requests went through each application. This can be helpful for identifying aggregate behavior including error paths or calls to deprecated services. Applications need to be “instrumented” to report trace data to Zipkin.
    Downloads: 36 This Week
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  • 6
    acme.sh

    acme.sh

    A pure Unix shell script implementing ACME client protocol

    ...Just one script to issue, renew and install your certificates automatically. Does not require root/sudoer access. Docker ready. IPv6 ready. Cron job notifications for renewal or error etc. It's probably the easiest & smartest shell script to automatically issue & renew the free certificates. After the cert is generated, you probably want to install/copy the cert to your Apache/Nginx or other servers. The ownership and permission info of existing files are preserved. You can pre-create the files to define the ownership and permission.
    Downloads: 1 This Week
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  • 7
    Pyrra

    Pyrra

    Making SLOs with Prometheus manageable, accessible, and easy to use

    Making SLOs with Prometheus manageable, accessible, and easy to use for everyone. When running Pyrra outside of Kubernetes, the SLO object can be provided through a YAML file read from the file system. For this, one container or binary needs to be started with the API argument and the reconciler with the filesystem argument. Here, Pyrra will save the generated recording rules to disk where they can be picked up by a Prometheus instance. While running Pyrra on its own works, there won't be...
    Downloads: 23 This Week
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  • 8
    Google Cloud Node.js Client

    Google Cloud Node.js Client

    Google Cloud Client Library for Node.js

    The Google Cloud Node.js Client is an official library that provides idiomatic Node.js interfaces for Google Cloud services, simplifying the integration of these services into Node.js applications.
    Downloads: 3 This Week
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  • 9
    koa-zod-router

    koa-zod-router

    Build typesafe routes for Koa with ease. Utilizes Typescript, Zod, etc

    Inspired by koa-joi-router, this package aims to provide a similar feature-set while leveraging Zod and Typescript to create typesafe routes and middlewares with built in I/O validation.
    Downloads: 3 This Week
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  • 10
    Jsonnet Language Server

    Jsonnet Language Server

    A Language Server Protocol (LSP) server for Jsonnet

    A Language Server Protocol (LSP) server for Jsonnet. The design is influenced by several configuration languages internal to Google, and embodies years of experience configuring some of the world's most complex IT systems. Jsonnet is now used by many companies and projects.
    Downloads: 4 This Week
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  • 11
    Go Katas

    Go Katas

    A collection of daily coding challenges

    ...It mirrors the kata practice tradition from martial arts—repetitive, thoughtful practice where each exercise reinforces technique, discipline, and problem-solving approach. Each kata prompt focuses on a precise aspect of Go, such as concurrency patterns, memory management, interfaces, error handling, or performance optimization, giving learners structured practice opportunities that go beyond syntax. Implementations can be tested locally, graded automatically with included test suites, and iterated on so that learners get rapid feedback and measurable progress. Because Go is widely used for backend services, cloud tooling, and systems programming, this repository helps participants build confidence in writing reliable, idiomatic, and maintainable code in real environments.
    Downloads: 0 This Week
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  • 12
    graphql-hooks

    graphql-hooks

    Minimal hooks-first GraphQL client

    ...First-class hooks API, tiny bundle: only 7.6kB (2.8 gzipped), full SSR support: see graphql-hooks-ssr. Plugin Caching: see graphql-hooks-memcache, no more render props hell, handle loading and error states with ease. A custom implementation can also be provided instead of polyfilling. The first thing you may ask when seeing graphql-hooks is "Why not use Apollo hooks?". It's the comparison most will make. In fact, there's an article comparing the two over on LogRocket. We believe graphql-hooks is a great choice as a hooks-first GraphQL client due to its concise API and package size. ...
    Downloads: 0 This Week
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  • 13
    Rust-Peg

    Rust-Peg

    Parsing Expression Grammar (PEG) parser generator for Rust

    rust-peg is a Parsing Expression Grammar (PEG) parser generator for Rust. It allows developers to define grammars in a concise syntax and generates efficient parsers, facilitating the creation of domain-specific languages and interpreters.​
    Downloads: 2 This Week
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  • 14
    SendGrid Node.js Library

    SendGrid Node.js Library

    The Official Twilio SendGrid Led, Community Driven Node.js API Library

    The SendGrid Node.js Library provides a simple interface for sending emails through SendGrid's API, enabling developers to integrate email functionalities into Node.js applications.
    Downloads: 2 This Week
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  • 15
    konform

    konform

    Portable validations for Kotlin

    ...Kotest provides various matches for use with Konform. They can be used in your tests to assert that a given object is validated successfully or fails validation with specific error messages.
    Downloads: 2 This Week
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  • 16
    Nestjs boilerplate Microservice API

    Nestjs boilerplate Microservice API

    Nestjs boilerplate microservice api

    A boilerplate for building microservices with NestJS, this provides a template with essential components for microservice architecture.
    Downloads: 0 This Week
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  • 17
    libpqxx

    libpqxx

    The official C++ client API for PostgreSQL

    libpqxx is the official C++ client library for interacting with PostgreSQL, providing a high-level, type-safe API on top of the native libpq library. It allows C++ applications to connect to PostgreSQL databases, execute queries, and handle results with idiomatic C++ syntax. The library is suitable for performance-critical and systems-level applications.
    Downloads: 4 This Week
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  • 18
    PHP RdKafka

    PHP RdKafka

    Production-ready, stable Kafka client for PHP

    php-rdkafka is a PHP extension that provides a binding to librdkafka, the C library for Apache Kafka. It enables PHP applications to produce and consume messages efficiently from Kafka topics, supporting both low-level and high-level APIs. The extension is ideal for integrating Kafka into high-performance, real-time systems built with PHP.
    Downloads: 4 This Week
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  • 19
    Node RDKafka

    Node RDKafka

    Node.js bindings for librdkafka

    A high-performance Node.js client for Apache Kafka, built on top of librdkafka, providing bindings for efficient Kafka message processing.
    Downloads: 1 This Week
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  • 20
    rust_core

    rust_core

    A pure Dart implementation of patterns found in Rust's core library

    rust_core is a pure Dart implementation of patterns found in Rust's core library, bringing the power of Rust to Dart.
    Downloads: 1 This Week
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  • 21
    Hardhat

    Hardhat

    Hardhat is a development environment to compile, deploy, test

    ...Hardhat Network is a local Ethereum network designed for development. Hardhat is the best choice for Solidity debugging. You get Solidity stack traces, console.log and explicit error messages when transactions fail.
    Downloads: 15 This Week
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  • 22
    Async PHP

    Async PHP

    Easily run code asynchronously

    Spatie Async is a PHP library that allows developers to run parallel processes using asynchronous tasks. It helps optimize performance by executing long-running or resource-intensive tasks concurrently, instead of sequentially. The library is easy to use and integrates well with existing PHP applications, making it suitable for batch processing, data scraping, or any scenario where concurrency can boost efficiency.
    Downloads: 3 This Week
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  • 23
    zpdf

    zpdf

    Zero-copy PDF text extraction library written in Zig

    ...It also understands both classic cross-reference tables and newer cross-reference streams, including PDF 1.5+ features, and it offers configurable strict vs permissive error handling depending on whether you prioritize correctness or robustness.
    Downloads: 0 This Week
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  • 24
    Swift Argument Parser

    Swift Argument Parser

    Straightforward, type-safe argument parsing for Swift

    ...It handles parsing, validation, automatic help generation, and dispatch to your run() or async entry point, letting you focus on command logic instead of boilerplate. The package supports subcommands, default values, custom parsing strategies, and rich error messages that match platform conventions. It integrates cleanly with Swift Package Manager, works well in CI, and provides incremental improvements such as Sendable conformances for wrappers to help in concurrent contexts. The issue tracker and releases show active maintenance, real-world usage patterns, and design notes for advanced scenarios like collecting unrecognized arguments or mixing parent options with subcommands. ...
    Downloads: 0 This Week
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  • 25
    Safe

    Safe

    All PHP functions, rewritten to throw exceptions

    ...This approach helps developers write safer and more predictable code by eliminating the need to check return values manually. Safe PHP replaces risky functions with exception-based alternatives, allowing for cleaner and more robust error handling.
    Downloads: 4 This Week
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