go-playground / validator

:100:Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving

gookit / goutil

💪 Helper Utils(900+): int, byte, string, array/slice, map, struct, dump, convert/format, error, web/http, cli/flag, OS/ENV, filesystem, system, test/assert, time and more. Go 常用的工具函数：数字，字符串，数组，Map，结构体，反射，文本，文件，错误，时间日期，特殊处理，格式化，常用信息获取等等

labring / aiproxy

AI Proxy is a high performance AI gateway using OpenAI / Claude / Gemini protocol as the entry point. It features intelligent error handling, multi-channel management, and comprehensive monitoring. With support for multiple models, rate limiting, and multi-tenant isolation.

kisielk / errcheck

errcheck checks that you checked errors.

tarampampam / error-pages

🪂 Tiny, zero-dep HTTP server & Docker image serving pretty, themeable, localized HTTP error pages — drop-in for Traefik, Nginx, Kubernetes, and more

getsentry / sentry-go

The official Go SDK for Sentry (sentry.io)

xyproto / orbiton

Snappy and configuration-free text editor/IDE for the terminal. Suitable for writing git commit messages, editing Markdown, config files, source code, man pages and for quick edit-format-compile cycles when programming. Has syntax highlighting, jump-to-error, rainbow parentheses, macros, copy/paste portals, gdb, dlv and LSP support.

xtaci / kcp-go

A crypto-secure Reliable-UDP library for Golang with FEC support.

hashicorp / go-multierror

A Go (golang) package for representing a list of errors as a single error.

cockroachdb / errors

Go error library with error portability over the network

palantir / stacktrace

Stack traces for Go errors

rhevorn / shape

Type-safe, dependency-free schema validation for Go 1.24+, with generics, JSON parsing, localized errors, JSON Schema, and OpenAPI support.

elastic / apm-server

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samber / oops

🔥 Error handling library with context, assertion, stack trace and source fragments

tigusigalpa / socialkit-go

Production-ready Go SDK for the SocialKit REST API. Build reliable integrations for YouTube, TikTok, Instagram, Facebook, X/Twitter, LinkedIn, and video workflows with typed models, context-aware requests, secure header authentication, retries, pagination, response metadata, and async downloads, plus production-safe error handling.

samber / slog-multi

🚨 Design workflows of slog handlers: pipeline, middleware, fanout, routing, failover, load balancing...