Topic

PERFORMANCE

All blog posts, tools, and guides about Performance from Developers Digest.

12 resources - 9 posts, 3 tools

All TopicsPerformanceNews Hacker News Rust Databases Astro Open Source GitHub SQLite

Blog Posts

GitHub Case-Folds 480TB of Code at >45 GiB/s: The Branchless Casefold Crate

casefold is the open-source Rust crate GitHub uses to case-fold code for Blackbird at memory bandwidth, and why dropping the early exit let it vectorize.

Jul 31, 20268 min read

SQLite in Production: Lessons from Four Years of Running It

SQLite in production lessons from Julia Evans: the ANALYZE fix that cut a query 100x, batching writes around the single writer, and backups that work.

Jul 18, 20266 min read

TypeScript 7 Is Here: The Native Go Port Delivers 10x Faster Builds

TypeScript 7.0 ships a Go rewrite of the compiler with 8-12x build speedups and faster editors on large codebases. Benchmarks, why Go, and what changes.

Jul 8, 20266 min read

Astro 7.0: Rust Compiler, Vite 8, and Up to 61% Faster Builds

Astro 7.0 rewrites core components in Rust, upgrades to Vite 8 with Rolldown, and delivers significant performance gains for content-heavy sites.

Jul 7, 20266 min read

DuckDB Internals: What Makes It So Fast

DuckDB internals explained: columnar storage, vectorized execution and an in-process design that let it rival costly clusters on a laptop, plus what HN says.

Jun 19, 20268 min read

Project Valhalla Arrives: Value Classes Ship in JDK 28 After a Decade of Work

Java value classes (JEP 401) arrive in JDK 28 as a preview, removing object identity overhead for dense memory layouts. What changes in your code.

Jun 19, 20268 min read

Is Claude Fable 5 Slow? Latency in Practice, and When It Matters

Claude Fable 5 latency measured: 109 seconds to first token at max effort vs 1.4s for Sonnet 4.6. When slow is fine, when it hurts, and how to route around it.

Jun 11, 20268 min read

Astro vs Next.js 16: Which to Choose in 2026

Astro vs Next.js 16 in 2026: Astro ships far less JavaScript for content sites, while Next.js wins for apps. A decision guide with real config examples.

Apr 29, 202612 min read

Prompt Caching in the Claude API: A Production Guide

Cut Claude API spend by up to 90% with prompt caching. Real numbers, TypeScript SDK code, and the gotchas Anthropic's docs gloss over.

Apr 29, 202611 min read

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Zed

High-performance code editor built in Rust with native AI integration. Sub-millisecond input latency. Built-in assistant supports Claude, GPT, and local models.

AI Coding

Ghostty

Terminal emulator built in Zig with platform-native UI and GPU acceleration. 2ms key-to-screen latency. Metal on macOS, Vulkan/OpenGL on Linux. By the co-founder of HashiCorp.

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Sentry

Error monitoring and performance tracing with release tracking, session replay, and first-class Next.js support.

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Keep exploring

PERFORMANCE

Blog Posts

GitHub Case-Folds 480TB of Code at >45 GiB/s: The Branchless Casefold Crate

SQLite in Production: Lessons from Four Years of Running It

TypeScript 7 Is Here: The Native Go Port Delivers 10x Faster Builds