r/mainframe is a subreddit with 6k members. Its distinguishing qualities are that the community is medium in size.
Discussion of all things Mainframe - hardware & software, programming & support.
Popular Topics in r/mainframe
#1
Mainframe
97 posts
#2
Programming
32 posts
#3
Job
31 posts
#4
Career
13 posts
#5
Training
10 posts
#6
Learning
8 posts
#7
Developer
8 posts
#8
Rexx
5 posts
#9
Tools
4 posts
#10
Cics
4 posts
Popular Posts in r/mainframe
💬 5
⬆ 29
💬 8
⬆ 15
💬 18
⬆ 11
💬 13
⬆ 11
💬 24
⬆ 11
💬 2
⬆ 9
💬 39
⬆ 8
💬 7
⬆ 5
Member Growth in r/mainframe
Daily
+5 members(0.1%)
Monthly
+109 members(1.8%)
Yearly
+628 members(11.0%)
Similar Subreddits to r/mainframe
![/r/cybersecurity](https://styles.redditmedia.com/t5_2u559/styles/communityIcon_owfx0a79kw0b1.png?width=256&s=314fdd9ae52ae191ff698f307a4dd554ffdd6a46)
r/cybersecurity
864k members
4.44% / mo
![/r/datascience](https://styles.redditmedia.com/t5_2sptq/styles/communityIcon_fdj8zurrifa71.png?width=256&s=a9a418840926af79a511991bce743bc67e704730)
r/datascience
1.9M members
6.04% / mo
![/r/gamedev](https://styles.redditmedia.com/t5_2qi0a/styles/communityIcon_i8n4t1on9bib1.png?width=256&s=f4d30fa90edd1aaff9d436417978bcf4813d73af)
r/gamedev
1.6M members
2.47% / mo
![/r/ArtificialInteligence](https://styles.redditmedia.com/t5_3crzr/styles/communityIcon_can2wy2ck3ca1.png?width=256&s=7a11addaf9011ab468f679961db9ad04b0ef741b)
r/ArtificialInteligence
599k members
4.78% / mo
![/r/ChatGPTPromptGenius](https://styles.redditmedia.com/t5_7oabud/styles/communityIcon_7nupyrmuey8a1.png?width=256&s=1533c7903406d8cf731018e7e869652cfd20d9e4)
r/ChatGPTPromptGenius
213k members
1.09% / mo
r/softwaretesting
32k members
2.24% / mo
![/r/AZURE](https://styles.redditmedia.com/t5_2rkse/styles/communityIcon_yq8rp6c884y61.png?width=256&s=6aef9a4596161b22566061e6506c13d647f47020)
r/AZURE
151k members
1.84% / mo
![/r/ChatGPT](https://styles.redditmedia.com/t5_7hqomg/styles/communityIcon_bzj6d1z1oizc1.png?width=256&s=f49e9149adb644ffd5c47b1b3b798723382466f1)
r/ChatGPT
6.3M members
5.65% / mo
r/devops
335k members
1.51% / mo
![/r/AskProgramming](https://b.thumbs.redditmedia.com/IMuq3QpuUwXjEjXcDgIGgqOJz2j5ft1g9gEnFTFQPgQ.png)
r/AskProgramming
137k members
2.34% / mo