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
Modularizing code using external functions, statement functions, and subroutines to build reusable software components.
You'll be introduced to the basic rules of the language and how to set up your first program.
(Use a FORTRAN 77 or compatible compiler to run and test variants.)
Master IF statements, DO loops, and GOTO statements to manage program flow. Schaum--39-s Outline Of Programming With Fortran 77 Pdf Free
: A widely recommended web-based guide that covers all the basics of the 77 standard.
[Concepts & Syntax] ──> [Solved Examples] ──> [Practice Exercises] Core Topics Covered in the Book
Are you learning Fortran 77 for a or to maintain a legacy codebase ? : A widely recommended web-based guide that covers
While modern languages like Python, C++, and MATLAB dominate general software development, Fortran 77 continues to hold a critical position in specific technical fields. 1. Legacy Codebases
Many file-sharing websites (like Library Genesis, PDF Drive, or various anonymous servers) host the scanned PDF. While these are often the first results for the keyword, they come with three major problems:
Major universities often have open-access libraries where educational materials are shared. Specifically, the University of Engineering and Technology (UET) in Lahore, Pakistan , has a digital library entry for "Schaum's outline of theory and problems of programming with Fortran 77" with the ISBN number 0070411557. Many other university libraries have digitized portions of their collections for student use. You can search library catalogs of institutions like MIT, Harvard, and Stanford for this book. While you may not be able to download the full PDF without being a student, you may be able to access portions for free or through interlibrary loan. 2. The Power of Solved Problems
A: This book is specifically focused on the Fortran 77 standard. The version by Seymour Lipschutz generally covers earlier FORTRAN standards (like FORTRAN IV and FORTRAN 66), though later editions may also cover Fortran 77.
Implementing one-dimensional and multi-dimensional arrays for data management.
Platforms like Google Books and the HathiTrust Digital Library often have digitized versions of older books. Search for the book by its ISBN-10: 0070411557 or ISBN-13: 9780070411555 to locate it. These platforms typically offer "snippet view" or "limited preview" access, which can be very useful for reference.
macOS: Can be installed via Homebrew using the command brew install gcc .
Reading data from external text files and writing formatted outputs using complex FORMAT statements. 2. The Power of Solved Problems
Verify SMTP servers, test API providers, inspect TLS certificates, and diagnose delivery issues. No cost, no limits.