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Pulse is a 100% local, privacy-focused API client for testing GraphQL, REST, WebSockets, Server-Sent Events, and gRPC. Designed for developers and API enthusiasts, Pulse offers a fast, secure, and modern experience with an intuitive UI and advanced features.

✅ Fully local & offline
✅ Highly secure
✅ Easy import/export of projects
✅ Project-wise categories for better organization
✅ Modern, eye-friendly themes
✅ Simple enough for beginners, advanced enough for experienced users

• Local & Secure: No cloud services, tracking, or external communication
• Project Organization: Manage multiple projects, categorize requests, and handle environments efficiently
• Advanced Features: Add cookies, set environments, filter requests, manage headers and auth types, and explore docs like Postman or Insomnia
• Fast & Lightweight: Minimal system requirements; runs smoothly on Windows
• Modern UI & Themes: Eye-friendly interface with keyboard shortcuts for enhanced productivity
• Beginner-Friendly: Intuitive design makes it easy for new users to start testing APIs

Pulse is fully functional on Windows, running 100% locally, and provides a fast, privacy-first API testing experience.

Pulse for Win/macOS/Linux here.Download the latest release here.

Pulse was created to provide a fully local, privacy-first alternative to Insomnia after account login became mandatory. It ensures offline API testing without cloud dependencies.

MIT License