CodeSwissKnife

CodeSwissKnife is a native macOS toolkit for developers, supporting Apple Silicon and macOS 15 and later.

CodeSwissKnife It consolidates high-frequency tasks such as formatting, validation, conversion, encoding/decoding, data generation, network computation, debugging, and previewing into a single offline application. The software provides tools for processing JSON, XML, HTML, CSS, JavaScript, TypeScript, and SQL, and supports format conversions for YAML, CSV, Plist, TOON, SVG, Unix time, color, and image metadata. It also includes Base64, URL, HTML entity, hexadecimal text, certificate, JWT, regular expressions, Cron, JSONPath, and structured data difference checks. The built-in MCP Inspector can locally analyze server capabilities, tools, resources, hints, and protocol errors, while the HTTP Client can directly run .http request files. The AI ​​Developer Library can collect and retrieve SKILL.md, AGENTS.md, hint words, and rules, and identify suspected credentials. The application supports the terminal csk command-line tool, Raycast, menu bar access, favorites, independent layouts, and light/dark themes. Data remains locally by default, accessing the network only when actively sending requests.