Showing 739 open source projects for "error"

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    Failed Payment Recovery for Subscription Businesses

    For subscription companies searching for a failed payment recovery solution to grow revenue, and retain customers.

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  • Iris Powered By Generali - Iris puts your customer in control of their identity. Icon
    Iris Powered By Generali - Iris puts your customer in control of their identity.

    Increase customer and employee retention by offering Onwatch identity protection today.

    Iris Identity Protection API sends identity monitoring and alerts data into your existing digital environment – an ideal solution for businesses that are looking to offer their customers identity protection services without having to build a new product or app from scratch.
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  • 1
    derive(Error)

    derive(Error)

    derive(Error) for struct and enum error types

    This is a Rust crate that provides a convenient derive macro (#[derive(Error)]) for implementing std::error::Error on your custom error types (structs or enums). The goal is to enable library authors to build expressive, typed error types, with readable Display implementations (via #[error("...")] annotations) as well as From conversions (#[from]), source tracking (#[source]), and optionally backtraces. It is designed so that switching from handwritten error implementation to using this error is not a breaking change: you retain the same API. ...
    Downloads: 4 This Week
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  • 2
    Error Prone

    Error Prone

    Catch common Java mistakes as compile-time errors

    ...Using Error Prone to augment the compiler’s type analysis, you can catch more mistakes before they cost you time, or end up as bugs in production. We use Error Prone in Google’s Java build system to eliminate classes of serious bugs from entering our code, and we’ve open-sourced it, so you can too.
    Downloads: 1 This Week
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  • 3
    react-error-boundary

    react-error-boundary

    Simple reusable React error boundary component

    react-error-boundary is a tiny, well-tested utility that makes React’s error boundaries practical and ergonomic for everyday apps. It wraps React’s error-handling primitives in a single <ErrorBoundary> component with a predictable API for rendering fallbacks when descendant components throw during render, lifecycle, or event handlers. The library emphasizes recovery, not just failure: you can reset the error state programmatically or when certain “reset keys” change, returning the subtree to a healthy state without a full page refresh. ...
    Downloads: 0 This Week
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  • 4
    koa-better-error-handler

    koa-better-error-handler

    A better error-handler for Lad and Koa. Makes `ctx.throw` awesome

    Lad is the best Node.js framework. Made by a former Express TC and Koa team member. A better error-handler for Lad and Koa. Makes ctx.throw awesome (best used with koa-404-handler) Detects common programmer mistakes by detecting errors of TypeError, SyntaxError, ReferenceError, RangeError, URIError, and EvalError and yields generic "Internal Server Error" (only applies to production mode).
    Downloads: 2 This Week
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  • Rezku Point of Sale Icon
    Rezku Point of Sale

    Designed for Real-World Restaurant Operations

    Rezku is an all-inclusive ordering platform and management solution for all types of restaurant and bar concepts. You can now get a fully custom branded downloadable smartphone ordering app for your restaurant exclusively from Rezku.
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  • 5
    Anyhow

    Anyhow

    Flexible concrete Error type built on std::error::Error

    This is a Rust library (crate) that provides a flexible, concrete error type built atop the standard std::error::Error trait. Its primary goal is to make error handling in applications easy: instead of defining lots of custom error types, you can use anyhow::Error (or the alias anyhow::Result<T>) for fallible functions. The crate supports attaching context to errors, so you can convert a low-level error (like “file not found”) into one with richer diagnostics (“Failed to read instructions from path X”) using .context() or .with_context(). ...
    Downloads: 3 This Week
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  • 6
    Symfony ErrorHandler

    Symfony ErrorHandler

    Provides tools to manage errors and ease debugging PHP code

    Symfony ErrorHandler is a component that handles and logs PHP errors and exceptions in a structured way. It replaces PHP's default error handling with a more user-friendly and informative system. The component provides detailed error pages for development environments while ensuring minimal disruption in production. It integrates seamlessly with Symfony applications and supports custom error pages.
    Downloads: 1 This Week
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  • 7
    Errbit

    Errbit

    The open source error catcher that's Airbrake API compliant

    ...It is Airbrake API compliant, so if you are already using Airbrake, you can just point the airbrake gem to your Errbit server. The way Errbit arranges notices into error groups is configurable. By default, Errbit uses the notice's error class, error message, complete backtrace, component (or controller), action and environment name to generate a unique fingerprint for every notice. Notices with identical fingerprints appear in the UI as different occurences of the same error and notices with differing fingerprints are displayed as separate errors. ...
    Downloads: 2 This Week
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  • 8
    Measurements.jl

    Measurements.jl

    Error propagation calculator and library for physical measurements

    Error propagation calculator and library for physical measurements. It supports real and complex numbers with uncertainty, arbitrary precision calculations, operations with arrays, and numerical integration. Physical measures are typically reported with an error, a quantification of the uncertainty of the accuracy of the measurement. Whenever you perform mathematical operations involving these quantities you have also to propagate the uncertainty, so that the resulting number will also have an attached error to quantify the confidence about its accuracy. ...
    Downloads: 3 This Week
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  • 9
    Sentry JS

    Sentry JS

    Sentry SDKs for JavaScript

    ...Source code, error filters, stack locals, Sentry enhances application performance monitoring with stack traces. Quickly identify performance issues before they become downtime. View the entire end-to-end distributed trace to see the exact, poor-performing API call and surface any related errors. Breadcrumbs make application development a little easier by showing you the trails of events that lead to the error(s).
    Downloads: 51 This Week
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  • AestheticsPro Medical Spa Software Icon
    AestheticsPro Medical Spa Software

    Our new software release will dramatically improve your medspa business performance while enhancing the customer experience

    AestheticsPro is the most complete Aesthetics Software on the market today. HIPAA Cloud Compliant with electronic charting, integrated POS, targeted marketing and results driven reporting; AestheticsPro delivers the tools you need to manage your medical spa business. It is our mission To Provide an All-in-One Cutting Edge Software to the Aesthetics Industry.
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  • 10
    Modern Errors

    Modern Errors

    Handle errors in a simple, stable, consistent way

    Handle errors in a simple, stable, consistent way. Exporting and documenting all error classes allows consumers to check them. This also enables sharing error classes between modules. Error properties that are internal or secret can be prefixed. This makes them non-enumerable, which prevents iterating or logging them.
    Downloads: 0 This Week
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  • 11
    Sentry PHP

    Sentry PHP

    The official PHP SDK for Sentry (sentry.io)

    Sentry for PHP is a powerful error tracking library that helps developers identify, capture, and debug application issues in real time. It integrates seamlessly with PHP applications and frameworks like Laravel and Symfony, making it a go-to tool for production error monitoring.
    Downloads: 3 This Week
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  • 12
    Whoops

    Whoops

    PHP errors for cool kids

    ...Beyond error pages, Whoops supports custom handlers, logging, and filtering so exceptions can be gracefully transformed or reported. Because it only activates in development by default, it avoids revealing internal application state in production. Developers use Whoops to shorten debugging cycles, reduce the frustration of tracing issues, and maintain cleaner error surfaces across applications.
    Downloads: 0 This Week
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  • 13
    Pipeline Model Definition Plugin

    Pipeline Model Definition Plugin

    Dfine CI/CD workflows using Jenkinsfile

    The Pipeline Model Definition Plugin introduces Declarative Pipelines in Jenkins—offering a more structured, configuration-like syntax for defining CI/CD workflows using Jenkinsfile. It simplifies pipeline creation, gives clearer semantic error messages, supports post-build steps, and is fully extensible via APIs.
    Downloads: 4 This Week
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  • 14
    Nushell

    Nushell

    A new type of shell

    NuShell (often shortened to “Nu”) is a modern, cross-platform shell written in Rust that treats all data as structured tables rather than plain text. It supports pipelines on rich typed data, has built-in commands for JSON/CSV/SQL/excel, and offers scripting, autocompletion, scoped variables, and strong error handling—bridging the gap between shell scripting and programming.
    Downloads: 15 This Week
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  • 15
    Kreuzberg

    Kreuzberg

    Polyglot document intelligence framework

    ...It emphasizes modular design so that developers can define discrete tasks or “actions” and then compose them into complex flows where dependencies, parallel steps, and error handling are declaratively managed. This structure makes it simpler to build resilient automation pipelines that span multiple technologies or APIs without needing to glue everything together manually. The platform also supports observability and monitoring, helping teams trace the progression of workflows, catch errors early, and evaluate performance trends in orchestrated systems.
    Downloads: 22 This Week
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  • 16
    retry

    retry

    Simple golang library for retry mechanism

    ...DelayTypeFunc accepts a new parameter err - this breaking change affects only your custom Delay Functions. RetryIf controls whether a retry should be attempted after an error (assuming there are any retry attempts remaining).
    Downloads: 3 This Week
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  • 17
    Webmozart Assert

    Webmozart Assert

    Assertions to validate method input/output with nice error messages

    ...With these assertions, you can greatly reduce the amount of coding needed to write a safe implementation. This library is heavily inspired by Benjamin Eberlei's wonderful assert package, but fixes a usability issue with error messages that can't be fixed there without breaking backwards compatibility. This package features usable error messages by default. However, you can also easily write custom error messages. In beberlei/assert, the ordering of the %s placeholders is different for every assertion. This package, on the contrary, provides consistent placeholder ordering for all assertions. ...
    Downloads: 0 This Week
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  • 18
    Grape

    Grape

    An opinionated framework for creating REST-like APIs in Ruby

    ...It provides a DSL for declaring endpoints, parameters, formats, and validation rules, making it easy to build consistent and documented APIs. Grape supports multiple content types (JSON, XML, etc.), versioning, error handling, and authentication hooks, which are crucial for maintaining long-lived APIs. It integrates well with frameworks like Rails or Sinatra but can also be used standalone for microservices. Built-in tools like parameter coercion, strong validations, and automatic documentation (via Swagger integrations) reduce boilerplate and improve maintainability. ...
    Downloads: 2 This Week
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  • 19
    NullAway

    NullAway

    A tool to help eliminate NullPointerExceptions (NPEs) in your code

    ...NullAway is similar to the type-based nullability checking in the Kotlin and Swift languages, and the Checker Framework and Eradicate null checkers for Java. NullAway is fast. It is built as a plugin to Error Prone and can run on every single build of your code. In our measurements, the build-time overhead of running NullAway is usually less than 10%. NullAway is also practical: it does not prevent all possible NPEs in your code, but it catches most of the NPEs we have observed in production while imposing a reasonable annotation burden, giving a great "bang for your buck."
    Downloads: 5 This Week
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  • 20
    ChatDBG

    ChatDBG

    ChatDBG - AI-assisted debugging. Uses AI to answer 'why'

    ChatDBG is an AI-assisted debugging tool that integrates large language models into standard debuggers like pdb, lldb, and gdb. It allows developers to engage in a dialog with the debugger, asking open-ended questions about their program's behavior, and provides error diagnoses and suggested fixes.
    Downloads: 2 This Week
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  • 21
    Chumsky

    Chumsky

    Write expressive, high-performance parsers with ease.

    Chumsky is a parser library for Rust that focuses on expressiveness and performance. It provides developers with tools to write high-performance parsers using combinators, suitable for a wide range of parsing tasks.​
    Downloads: 1 This Week
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  • 22
    libwdi

    libwdi

    Windows Driver Installer library for USB devices

    ...It provides a clean API that includes functions to detect driverless USB devices, prepare driver packages, install drivers programmatically, and handle logging and error codes reliably. Projects integrate this library into custom installers, automated provisioning scripts, or hardware management solutions where users need seamless driver setup without manual steps.
    Downloads: 23 This Week
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  • 23
    go-toml

    go-toml

    Go library for the TOML file format

    ...While go-toml favors usability, it is written with performance in mind. Most operations should not be shockingly slow. Decoder can be set to "strict mode", which makes it error when some parts of the TOML document was not present in the target structure. This is a great way to check for typos. When most decoding errors occur, go-toml returns DecodeError), which contains a human readable contextualized version of the error. TOML supports native local date/times. It allows to represent a given date, time, or date-time without relation to a timezone or offset. ...
    Downloads: 9 This Week
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  • 24
    ReactPHP Promise

    ReactPHP Promise

    Promises/A implementation for PHP.

    ...It allows developers to handle asynchronous operations in a structured and predictable way. ReactPHP Promise makes it easier to manage non-blocking tasks, such as HTTP requests or file I/O, by providing a chainable interface for handling success and error cases.
    Downloads: 2 This Week
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  • 25
    cast

    cast

    safe and easy casting from one type to another in Go

    ...Especially when dealing with interface{} or dynamic/reflect-heavy code, it becomes cumbersome to assert types or convert values reliably; cast addresses that by offering a suite of functions to convert from any input to the target type with predictable behaviour. Rather than relying purely on raw type assertions, it offers ToInt, ToString, ToBool, ToTime, etc., and their “error-returning” counterparts like ToIntE. It is particularly useful when dealing with data from YAML, TOML, JSON or other formats where the type can be uncertain. The design choice is to avoid guessing about conversions: e.g., only a string strictly representing an integer can convert to int. The library is mature, tested, and widely used—thus ideal for projects that must handle dynamic input gracefully.
    Downloads: 20 This Week
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