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.
View full certificate chains including protocol version, cipher suite, issuer details, validity dates, and SHA-256 fingerprints.
24-code error database with actionable troubleshooting hints. Port connectivity testing detects ISP blocking, firewall issues, and DNS failures.
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.
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
#PatchBuilder #Update #v133 #DevLife
Older iterations of patch building utilities (versions 1.2 through 1.3.2) frequently crash or output corrupt packages when handling game structures featuring deeply nested subdirectories or non-standard file configurations.
Following reports of failures in previous iterations, , developed by MODDED_WARFARE , was released to address critical bugs, ensuring a smoother package (PKG) building process. This article covers what Patch Builder v1.3.3 is, why it is essential, and how to use it effectively. What is PS4 Patch Builder v1.3.3? patch builder v133
Builds fully working update packages even for retail game copies that never received an official day-one patch.
In the rapidly evolving landscape of IT infrastructure management, the ability to deploy updates quickly and reliably is not just a convenience—it’s a necessity. Enter , the latest iteration of the renowned patch creation and customization tool that has been quietly revolutionizing how system administrators handle third-party application updates. Whether you are managing a fleet of 50 workstations or 5,000 servers, understanding the capabilities of Patch Builder v133 can transform your patch management lifecycle from a reactive headache into a proactive, automated process. What is PS4 Patch Builder v1
Organize your modified game files into a folder structure, typically known as image0 . Launch Patch Builder: Open the PS4 Patch Builder.exe . Configure the Patch:
: Modernized dashboard with real-time progress bars and detailed error logs for failed validations. 🔧 Bug Fixes Enter , the latest iteration of the renowned
Beyond sidecars, this version focuses on hardening and developer experience: Enhanced API Validation
Merging community-made mods (e.g., translation patches or gameplay enhancements) directly into the game's executable or data stream. Hardcoded Cheats:
Run the "Snapshot Analyzer" on a clean reference machine with the application installed. Patch Builder v133 records all file hashes, registry keys, and version numbers.
Verify SMTP servers, test API providers, inspect TLS certificates, and diagnose delivery issues. No cost, no limits.