A copy-paste prompt library for shipping real features with an AI coding agent, dark mode, search, notifications, onboarding, and more, plus the one habit that keeps a fast-moving feature from taking down production.
Read article →A build guide for adding a command palette to your product: the data model for commands, fuzzy search, keyboard navigation, accessibility, and shipping it to power users first.
Read article →A practical guide to adding dark mode: semantic color tokens, respecting OS preferences, avoiding the flash of wrong theme, and rolling it out to real users without a big-bang launch.
Read article →A practical guide to adding file uploads: presigned URLs, validation, virus and content-type checks, progress and resumability, and rolling the feature out without opening a security hole.
Read article →A build guide for adding a referral program to your product: the data model, fraud-resistant attribution, reward mechanics, and how to test whether it moves the needle before rolling it out to everyone.
Read article →A guide to adding magic-link and passwordless authentication: token design, expiry and single-use, rate limiting, the security tradeoffs, and migrating existing users without locking anyone out.
Read article →A pragmatic guide to shipping your first AI feature, scoping it, controlling cost and latency, handling the ways LLMs fail, and rolling it out so a bad response never becomes a bad quarter.
Read article →A design and engineering guide to adding undo: the deferred-delete pattern that beats confirmation dialogs, soft deletes, undo stacks, and shipping it so users trust your product more.
Read article →A complete guide to building an in-app notification system: the schema, unread counts that stay accurate, real-time delivery, user preferences, and how to launch it gradually instead of pinging everyone at once.
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