Sosh AI is ai that plans, writes, and posts your content. Best for AI and Machine Learning and Productivity Tools users.
Learn COBOL and Mainframe Skills, Step by Step
Founder
John Smith
Launch Date
January 11, 2026
Pricing
Free
Mainframe Master launched on What Launched Today on January 11, 2026. Ranked #8 of 12 launches on January 11, 2026. One of 6 education products launched that week. Be the first to upvote this launch. Learn COBOL and Mainframe Skills, Step by Step
10/100
It's amazing to think that hardware from around 20 years ago was already running Linux. For those who have worked with Dreambox devices: What was the coolest thing you ever did with one?
Reddit · July 16, 2026
Points of pain of being a mainframe developer? And a few other questions
Reddit · February 4, 2019
Would like to learn Mainframe Development - where should I start?
Reddit · July 3, 2025
Master the Mainframe on a 3278 Model 2
Reddit · November 18, 2019
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