Claude Code tools: Configuration

4 tools, link-checked Oct 2026.

claude-code-zsh-completion

Zsh completion for the Claude Code CLI. Dynamically completes sessions, MCP servers, agents, models and plugins from the user's configuration.

Fixing Opus 5

A single appendable system prompt that retunes Opus 5's communication channel — cutting verbal tics, heading theater, and output-token bloat — passed via `--append-system-prompt-file` with no build step or dependencies.

Rulesync

A Node.js CLI tool that automatically generates configs (rules, ignore files, MCP servers, commands, and subagents) for various AI coding agents. Rulesync can convert configs between Claude Code and other AI agents in bo

tweakcc

Command-line tool to customize your Claude Code installation: themes, thinking verbs, spinners, and input-box styling, plus deeper tweaks like custom toolsets, system-prompt edits, input pattern highlighters, and AGENTS.

by buildlog

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