RESTK for Windows
A native API testing tool built with native Windows APIs. Not Electron, not a web wrapper. Real native performance for real developers.
Requires Windows 10 (64-bit) or later. No additional runtime needed.
Native, Not Electron
RESTK is built with native Windows APIs. No embedded Chromium, no bundled Node.js. Just a fast, lightweight application that respects your system resources.
Fast Startup
RESTK launches in under a second. No Chromium engine to boot, no JavaScript bundles to parse.
Low Memory Usage
Uses a fraction of the RAM compared to Electron-based alternatives. Your system stays responsive.
Native Windows UI
Built with native Windows APIs. Proper DPI scaling, window management, and system integration.
Windows Security
Leverages Windows Credential Manager and DPAPI for secure storage of sensitive data.
Made for Windows
Deep Windows integration that takes full advantage of the platform.
Credential Manager Integration
API keys, tokens, and passwords are stored in Windows Credential Manager, protected by your user credentials.
Full Keyboard Navigation
Navigate collections, switch environments, and send requests entirely from the keyboard. Standard Windows shortcuts work as expected.
Offline-First Storage
All data is stored locally. Works without an internet connection, syncs when you are back online.
Light & Dark Mode
Automatically follows your Windows theme. Switch between light and dark mode or set a preference.
CLI Integration
Run RESTK from the command line, integrate with your build scripts, and automate workflows.
Code Signed & Verified
RESTK is code signed with an EV certificate. Windows Defender and SmartScreen recognize it as trusted.
System Requirements
Ready to try RESTK on Windows?
Download for free and experience native API testing without the Electron overhead.