5 tools that turn Claude Code from good to unstoppable (exact install commands)

Most developers use Claude Code the same way they used Stack Overflow. Ask a question, get an answer, move on. The developers shipping fastest in 2026 use a specific stack around it. Five tools. Each one fixes a specific failure mode. Here they are with exact install commands. The three things that break Claude Code Context rot — Quality drops at ~50% context usage, not at the limit. Most developers don't notice until Claude writes duplicate code it wrote 20 messages ago. Hallucinated APIs — Training data is 6–12 months behind. Claude confidently suggests functions that were renamed, deprecated, or never existed in your version. No planning phase — Claude dives into code on your first vague prompt. No spec. No architecture. Three hours later you're rewriting everything. Each tool below attacks one of these. Tool 1 — cc-statusline Fixes: Context rot — you can't manage what you can't see npx cc-statusline@latest Adds a status bar to your terminal showing model, context%, session cost, an