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A weekly Coding Challenge to help software engineers level up.
Data updated Today
vs 258 newsletters in Technology
93K places you in the top 10% of newsletters in this category.
Posts per Week
1.0
median: 0.8
Publishing Consistency
88/100
median: 66/100
Subscribers
93K
median: 1K
Here's what we know about this newsletter's activity:
Publishing Pace
Weekly
Very Consistent
Category Rank
#12 of 502
in Technology
Engagement Trend
Consistent
based on recent posts
| Public |
| Coding Challenge #139 - Code Context MCP ServerThis challenge is to build your own Code Context MCP server with memory.Oct 3, 2026 | Public |
| Coding Challenge #138 - DMBThis challenge is to build your own DBM.Sep 26, 2026 | Public |
| Coding Challenge #137 - fzfThis challenge is to build your own fuzzy finder tool.Sep 19, 2026 | Public |
| Coding Challenge #136 - HyperfineThis challenge is to build your own benchmarking tool.Sep 12, 2026 | Public |
| Coding Challenge #135 - Voice Dictation AppThis challenge is to build your own voice dictation app.Sep 5, 2026 | Public |
| Coding Challenge #134 - Agentic Engineering GraphThis challenge is to build your own agentic engineering graph.Aug 29, 2026 | Public |
| Coding Challenge #133 - Particle PlaygroundThis challenge is to build your own particle playground.Aug 22, 2026 | Public |
| Just Four Days Left To Enter The Ready, Spec, Ship Hackathon!What will you build and could you win a prize?Aug 19, 2026 | Public |
| Coding Challenge #131 - Automated Code Review AgentThis challenge is to build your own code review agent.Aug 15, 2026 | Public |
Publishing Frequency
Weekly
Last published Oct 10, 2026
Usually publishes Sat
1.0 posts/week avg
Technology Pricing
$5/mo median
Above average(+60%)
Monetization Readiness
Already monetizing
70% of similar-size Technology newsletters also have paid tiers
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Start tracking — freeSponsor-Attractive Profile
93.0K subscribers, 0.02% engagement, and 3 detected sponsors — a strong profile for advertisers.
Avg Comments
0.5
Avg Likes
15.7
Engagement Rate
0.02%· ~16 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Technology
0.02% engagement rate
Score Breakdown
Engagement Score
6.2K paid
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Start tracking — freeSubscriber count is a platform estimate — actual growth not reflected in chart

Internal Tech Emails
60K subs
![[ Center for Humane Technology ]](/_next/image?url=https%3A%2F%2Fsubstackcdn.com%2Fimage%2Ffetch%2F%24s_!uhgK!%2Cw_400%2Ch_400%2Cc_fill%2Cf_auto%2Cq_auto%3Agood%2Cfl_progressive%3Asteep%2Cg_auto%2Fhttps%253A%252F%252Fsubstack-post-media.s3.amazonaws.com%252Fpublic%252Fimages%252F5f9f5ef8-865a-4eb3-b23e-c8dfdc8401d2_518x518.png&w=128&q=75)
[ Center for Humane Technology ]
182K subs
15marches
11K subs
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