Go Weekly

TinyGo 0.41: Go 1.26 Support, ESP32 Wireless, and More — A huge release for the “Go compiler for small places”! Go 1.26 support arrives, along with wireless support for ESP32 devices, so you can create and run networked services with Go on these tiny devices. There’s also Arduino UNO Q support, and TinyGo can now even compile the TypeScript 7 compiler.

The TinyGo Team

Write Better Prompts — Join GitHub's Sabrina Goldfarb for this detailed video course on generating higher quality code with AI. Learn practical prompting techniques that work consistently across tools and transform your project ideas into reality.

Frontend Masters sponsor

The Standard uuid Package Proposal Has Been Accepted; Possibly Coming in Go 1.27 — The proposal for a native uuid package has been accepted and the first commit is already in. UUIDs v4 and v7 are supported. Damien Neil's explainer provides a good read on the rationale and design, or you might prefer Redowan Delowar's higher level look.

Damien Neil / Go Proposal Review

IN BRIEF:

• A proposal for a new goroutine leak detector profile has been accepted.

• Discussion about supporting dependency cooldowns in Go is ongoing.

• Go 1.27 will drop support for macOS 12 (Monterey).

Building a Container from Scratch in Go — A developer wanted to understand how Docker containers work under the hood and set out to build a minimal one in Go from scratch, starting with Linux namespaces.

Vedant Gandhi

Understanding the Go Runtime: The Network Poller — One of Jesús’s typical deep dives, this time on how Go makes blocking network code not actually block a thread. Covers the parking protocol, epoll/kqueue/IOCP, and the observation that “waiting for goroutines and waiting for I/O are the same waiting.”

Jesús Espino

Your Agent Hit the 2-Project Limit by Lunch — ghost gives your agent unlimited free Postgres. No 2-project cap, no credit card, one CLI. 1TB storage. Try for free.

ghost sponsor

📄 Go and Rust Programs Appear to Start Equally Fast (on Some Machines) – The startup difference is on the order of sub-milliseconds. Chris Siebenmann

📄 Raftly: Building a Production-Grade Raft Implementation from Scratch – With the curious goal of being designed to fail. Anirudh Sharma

📄 Tracing Goroutines in Realtime with eBPF – A beautifully presented article. Ozan Sazak

🛠 Code & Tools

goshs 2.0: For When python3 -m http.server Doesn't Cut It — A Go-powered, single-binary file server you can rapidly deploy not only to get a quick HTTP/S server running, but WebDAV, SFTP, SMB, DNS, and other protocols too. It can also send notifications via webhooks. (GitHub repo.)

Patrick Hener

TamaGo: Where the Go Runtime Is the Kernel — A framework for compiling and executing Go apps on bare metal processors (AMD64, ARM, ARM64, and RISCV64). Former Go core team member Brad Fitzpatrick has just used this to get Tailscale running on UEFI.

The TamaGo Authors

TypeScript 7.0 Beta: A 10x Faster Compiler, Thanks to Go — TypeScript 7.0 is a Go-powered native port of TypeScript's compiler boasting “about 10 times faster” performance. Curiously, Microsoft collaborated with the TinyGo team so it can also be compiled with TinyGo 0.41 (featured above).

Microsoft

🤖 Kronk: Hardware-Accelerated Local LLM Inference for Go — A local-inference runtime for Go apps, wrapping llama.cpp through yzma bindings and exposing an OpenAI-compatible API. Check out the code for wiring up a simple chat mechanism with it.

Bill Kennedy (Ardan Labs)

• RabbitMQ Stream Go Client 1.8 – Official Go client library for RabbitMQ's stream queues.

• go-github 85.0 – Client library for the GitHub API v3.

• 📄 pdfcpu 0.12 – Go-based PDF processing library.

• linodego 1.68.0 – Go client for Linode's REST API.

• 💬 slack-go 0.23 – Official Slack API library.

📢  Elsewhere in the ecosystem

• Git 2.54 has been released with two headline features:

  • git history offers a new, easier way to edit commit messages or interactively split a commit.

  • You can now define hooks in config files (at repo, user, or system level) rather than only in .git/hooks. You can also run multiple hooks for the same event.

• Ben Hoyt (creator of GoAWK) is having fun with an indecisive AI coding agent. Ben gives us a real-world example of taking back the reins.

• Sanghee Son's friend unplugged his Raspberry Pi so he built a homelab manager in Go called homebutler which provides a CLI and MCP server to monitor and control his homelab's servers and network.

• Cloudflare has released a preview of its new cf CLI tool for working with its various services.