Modern Go in 2026: New Language Features, Faster Runtime, and Where It Wins
A field guide to modern Go in 2026: iterators, generic methods, Green Tea GC, JSON v2, and where Go still beats Rust for real backend and AI agent work.
Golang
sqlc vs GORM vs Ent: Which Go Database Library in 2026
sqlc vs GORM vs Ent for Go database access in 2026: type safety, real benchmark numbers, migrations, and which library actually fits your next project.
Go CLI Frameworks in 2026: Cobra vs urfave/cli vs Bubble Tea
Go CLI framework showdown for 2026: Cobra vs urfave/cli vs Bubble Tea. Real code, boilerplate counts, and when to reach for each, after building all three.
Go's JSON v2 (encoding/json/v2): Faster, Stricter, and What Breaks
Go's encoding/json/v2 is a reported 2–10x faster at unmarshaling but flips v1 defaults: duplicate keys, nil slices, case matching. How to enable it and migrate.
How to Build an AI Agent in Go (From Scratch, No Framework)
Build an AI agent in Go from scratch: a tool-calling loop against the Anthropic API in ~120 lines, no frameworks, with real code and the gotchas to watch for.
Go Generic Methods: A Hands-On Go 1.27 Tutorial
Go 1.27 finally adds generic methods: type parameters on methods at last. A hands-on tutorial on the syntax, the chaining it enables, and the interface catch.
Rust vs Go in 2026: Performance, Memory and Hiring for Backends
Rust vs Go for backends in 2026: where Rust's speed and memory edge is real, why Go still ships faster, and fresh HN hiring data where Rust now matches Go.
Go 1.26 Features: Green Tea GC, SIMD, runtime/secret, and What Go 1.27 Changed
Go 1.26 features with code: Green Tea GC on by default (10-40% less GC overhead), new(expr), SIMD, runtime/secret, go fix, plus what changed in Go 1.27.
Go Iterators: A Practical Guide to the iter Package
How to write a custom Go iterator using iter.Seq and iter.Seq2, handle early termination, convert push to pull with iter.Pull, and avoid the yield traps.