A tutorial-style newsletter explaining software design patterns and principles, such as SOLID, AVL trees in Go, and the Strategy Pattern, with code examples. Readers get concise, practical explanations of object-oriented design concepts they can apply directly.
Website: https://www.theopensourceu.org/
Kent Beck writes about software design, testing and programming technique, framed as ways to improve human relationships among developers. Issues mix practical refactoring and testing advice with reflections on working with AI coding tools.
Gergely Orosz covers Big Tech and startups through the lens of senior engineers and engineering leaders, with reported detail on company practices and incidents. The sampled issues cover Anthropic's custom source control, internal vibe-coding tools at Ramp and Stripe, and the Firebase outage.
A newsletter covering Big Tech and startups from the inside, with original reporting, data gathered from engineering leaders, industry news roundups and deep-dive interviews. Readers get insight into how software companies work, including AI tooling spend, developer infrastructure and industry trends.
VarOps publishes data-backed pieces on applied AI, including hands-on benchmarks of new models, critiques of how coding agents are evaluated, and tooling for agent-driven development. Each issue includes disclosures, concrete numbers, and tests readers can run on their own data or history.
One short email a week with hand-picked newsletters from the index. Free, no spam, unsubscribe anytime.
