Apex API Client

Intelligent, Lightweight & Universal REST API Client for Windows

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Overview

Apex API Client is a fast, clean, and intuitive desktop tool designed to test, debug, and manage RESTful APIs. Built with universal backward-compatibility, it runs seamlessly on legacy systems (Windows 7 SP1) as well as modern operating systems (Windows 10 and Windows 11).

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Key Features

• Universal Windows Support: Runs smoothly on all 32-bit (x86) and 64-bit (x64) Windows editions without missing DLL errors.
• Multi-Tab Workspace: Test multiple API endpoints simultaneously with dedicated Params, Headers, Auth, and Body tabs.
• Collection Tree: Sidebar folder tree with drag-and-drop organization to keep requests structured.
• cURL Interoperability: One-click cURL Import and Export for instant reproducibility.
• Authentication Builders: Native support for Bearer Tokens and Basic Auth.
• Real-time Diagnostics: Visual badges for HTTP status codes, latency in milliseconds (ms), and payload sizes in kilobytes (KB).
• Modern Themes: Integrated Light and Dark themes.
• Backup & Restore: Full data export and import capability via JSON files.

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Download & Installation

1. Go to the Latest Releases section.
2. Download the installer setup file: apex_api_client_setup_v1.0_x86.exe.
3. Run the installer. All required Visual C++ runtime components will be configured automatically.
4. Launch Apex API Client directly from your Desktop shortcut or Start Menu.

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⌨️ Global Shortcuts

Action	Shortcut
Send Request	Ctrl + Enter
Save Request	Ctrl + S
New Tab	Ctrl + N
Close Tab	Ctrl + W
Settings & Backup	Ctrl + ,

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Developer & Credits

Developed by Rakib

• GitHub: @mrrakib5007
• LinkedIn: @mrrakib5007
• Twitter / X: @mrrakib5007

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💖 Support & Feedback

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