SMTP & Email API Test Utility
A free, native tool for testing SMTP relay servers and email API providers. Built for email administrators, developers, and IT professionals who need to quickly verify email delivery configurations.
Windows, macOS & CLI available now
Clean, intuitive interface designed for professionals. Test SMTP servers, preview HTML emails, and diagnose delivery issues.
Main Interface - SMTP Configuration
Send test emails through any SMTP server or choose from 12 integrated API providers. Inspect TLS certificates, diagnose delivery issues, and securely store credentials.
Save SMTP and API credentials securely with AES-256-GCM encryption. Master password protection keeps your credentials safe between sessions. Dreamcast Bios Flycast
View full certificate chains including protocol version, cipher suite, issuer details, validity dates, and SHA-256 fingerprints. Integrating a Dreamcast BIOS with Flycast can significantly
24-code error database with actionable troubleshooting hints. Port connectivity testing detects ISP blocking, firewall issues, and DNS failures. It's known for its compatibility with a wide
Compose in plain text or HTML with auto-detection. Live preview with rendered and raw source views. 6 preloaded templates included.
One-click sending via SendGrid, Mailgun, Amazon SES, Postmark, Brevo, and 7 more providers with built-in authentication handling.
No analytics, no tracking, no data collection. Your credentials stay local. App Sandbox enabled for maximum security.
One-click API-based sending with all major email service providers. Authentication handled automatically.
Integrating a Dreamcast BIOS with Flycast can significantly enhance your Dreamcast emulation experience, providing better compatibility, region-free gaming, and an authentic experience. By following the steps outlined in this guide, you can unlock the full potential of Flycast and enjoy your favorite Dreamcast games with improved accuracy and functionality.
Flycast is an open-source emulator that allows users to play Dreamcast games on various platforms, including Windows, macOS, Linux, and Android. It's known for its compatibility with a wide range of Dreamcast titles and its ability to enhance the gaming experience through various settings and features.
The BIOS (Basic Input/Output System) of the Dreamcast is essentially the console's firmware, which initializes the hardware and provides a layer of abstraction for the operating system and games to interact with the hardware. For emulation purposes, a Dreamcast BIOS file is required to mimic the behavior of a real Dreamcast, ensuring that games run as they were intended.
Live HTML Email Preview
6 Pre-loaded Email Templates
No subscriptions, no limitations, no strings attached.
Windows 10/11 (x64)
Version 1.0.7.0
macOS 14.0+ (Universal)
Version 1.08
Python (Cross-platform)
Open Source
Integrating a Dreamcast BIOS with Flycast can significantly enhance your Dreamcast emulation experience, providing better compatibility, region-free gaming, and an authentic experience. By following the steps outlined in this guide, you can unlock the full potential of Flycast and enjoy your favorite Dreamcast games with improved accuracy and functionality.
Flycast is an open-source emulator that allows users to play Dreamcast games on various platforms, including Windows, macOS, Linux, and Android. It's known for its compatibility with a wide range of Dreamcast titles and its ability to enhance the gaming experience through various settings and features.
The BIOS (Basic Input/Output System) of the Dreamcast is essentially the console's firmware, which initializes the hardware and provides a layer of abstraction for the operating system and games to interact with the hardware. For emulation purposes, a Dreamcast BIOS file is required to mimic the behavior of a real Dreamcast, ensuring that games run as they were intended.
Verify SMTP servers, test API providers, inspect TLS certificates, and diagnose delivery issues. No cost, no limits.