What is .claudeignore and how do I use it?

Slim .gitignore for Claude Code—drop in root, list exclusions like node_modules/ and .env. Run claude --list-files to check.

Does .claudeignore help with Claude Code rate limits?

Indirectly—sharper contexts cut follow-ups, but use proxies like SimplyLouie for no-cap runs.

Should I ignore package.json in .claudeignore?

No—Claude needs it for dep insights. Balance visibility.

📦 Open Source

Claude Code's Dirty Secret: .claudeignore Stops the Node_Modules Madness

Claude Code is dev magic—until it devours your node_modules and spits back suggestions touching your API keys. Enter .claudeignore, the overlooked fix rewriting AI context hygiene.

DevTools Feed Apr 03, 2026 3 min read 27 views

Terminal output showing Claude Code file list before and after .claudeignore

⚡ Key Takeaways

Add .claudeignore to block node_modules, .env, and logs from Claude Code's context for sharper AI responses. 𝕏
Verify with `claude --list-files`; pair with CLAUDE.md for full workflow control. 𝕏
.claudeignore mirrors .gitignore's impact—essential hygiene for AI coding tools. 𝕏

Published by

DevTools Feed

Ship faster. Build smarter.

#.claudeignore #AI context management #claude-code #dev tools security #devtools security

Worth sharing?

Get the best Developer Tools stories of the week in your inbox — no noise, no spam.

Originally reported by dev.to

⚡ Key Takeaways

The 60-Second TL;DR

DevTools Feed

Share this article

Worth sharing?

Related Stories

512,000 Lines Leaked: Claude Code's Permission-Gated Agent Loop Exposed

Claude Code Token Crunch: The Local Agent Saving Devs from Defection

Burned $6,744 on Claude Code Sessions—97% Went to Cache Reads, Not Code

One Forgotten Line: How Anthropic Handed Rivals Their $340 Billion AI Crown Jewels

Stay in the loop