godump is a developer-friendly, zero-dependency debug dumper for Go. It provides pretty, colorized terminal output of your structs, slices, maps, and more - complete with cyclic reference detection and control character escaping.

Replaces the standard Go runtime with one designed for the Dreamcast's constraints: memory 16MB RAM, CPU single-core SH-4, no operating system. Provides garbage collection, goroutines, channels, and the core runtime functions.

A lightweight, self-hosted DMARC report parser with a beautiful Vue.js dashboard. Single-binary deployment with IMAP integration, SQLite storage, and RFC 7489 compliance. Built with Go and Vue 3 - no external dependencies required.

S3 benchmarking tool.

Libraries, samples, and tools to help Go developers develop AWS Lambda functions.

Render mermaid diagrams in your terminal

Bifrost is a high-performance AI gateway that unifies access to 15+ providers (OpenAI, Anthropic, AWS Bedrock, Google Vertex, and more) through a single OpenAI-compatible API. Deploy in seconds with zero configuration and get automatic failover, load balancing, semantic caching, and enterprise-grade features.

The Anthropic Go library provides convenient access to the Anthropic REST API from applications written in Go.

Local Area Network discovery tool with a modern Terminal User Interface (TUI) written in Go. Discover, explore, and understand your LAN in an intuitive way.

Whosthere performs unprivileged, concurrent scans using mDNS and SSDP scanners. Additionally, it sweeps the local subnet by attempting TCP/UDP connections to trigger ARP resolution, then reads the ARP cache to identify devices on your Local Area Network. This technique populates the ARP cache without requiring elevated privileges. All discovered devices are enhanced with OUI lookups to display manufacturers when available.

Whosthere provides a friendly, intuitive way to answer the question every network administrator asks: "Who's there on my network?"

Go's `testing/synctest` helps make concurrency-heavy tests deterministic by controlling event ordering, not just virtual time. The post walks through practical usage and caveats from applying it to a complex production code path.