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Curated developer articles, tutorials, and guides — auto-updated hourly
Mika FlowersSep 20, 2026 • 6 min read
i built a green blob that lives on my desktop. now it has feelings.
A quick disclaimer before we dive in: when I say "feelings," I mean state machines, bond...
#showdev#python#linux#opensource
86 28
Daniel BalcarekSep 24, 2026 • 2 min read
Polly Introduces an Open Source Maintenance Fee
A few weeks ago, I wrote about open-source projects moving toward paid or dual-licensing models, and...
#csharp#opensource#dotnet#discuss
49 23
nyaomaruSep 23, 2026 • 6 min read
Your Type Guard Can Silently Drift from Your TypeScript Type 🔧
Hoi hoi! 👋 I'm @nyaomaru, a frontend engineer just back from a short vacation on Texel, a small...
#typescript#javascript#webdev#opensource
61 22
Jessica DoeringSep 20, 2026 • 6 min read
I Built a Local AI Music Studio
I have a habit of starting projects because I want one very specific thing. Then somewhere along th...
#ai#music#opensource#showdev
50 20
xbillSep 22, 2026 • 14 min read
What Nobody Is Using in Your Google Cloud Projects, and What It Costs
A local-first CLI that scans Google Cloud projects for unused resources, prices each one from the Cl...
#googlecloud#python#devops#opensource
12 1
Uri ShmueliSep 22, 2026 • 4 min read
The missing layer in AI tooling: sharing what your assistant already knows
It took my AI months to learn how I think, code, and ship. When a teammate joined the project, their...
#ai#opensource#mcp#devtools
12 16
Yash Kumar SainiSep 21, 2026 • 5 min read
Dev log #22 Tearing out the old: Deleting 3,800 lines of legacy p2p code
Hi, glad you found your way here. I'm Yash, a developer who contributes to open source, mostly p2p.....
#productivity#discuss#ai#opensource
42 8
Florian RapplSep 23, 2026 • 13 min read
My OSS Projects: Piral
This is the third post in my "My Open-Source Projects" series, where I go through some of the OSS...
#microfrontends#react#javascript#opensource
8 2
JanzSep 19, 2026 • 6 min read
How common is AGENTS.md, really? I sampled GitHub: 6.2% of active repos, 1.0% of all repos
My last two posts gave rates with a self-selected denominator. This one fixes that: a generation-sli...
#ai#agents#github#opensource
11 39
Alex GeorgievSep 24, 2026 • 7 min read
Git 2.55's reftable backend creates 10,000 refs in 40ms instead of 650ms
Git's reftable ref backend cut a 10,000-branch bulk write from up to 650ms to about 40ms and shrank ...
#git#devops#performance#opensource
12 13
aymane aallaouiSep 20, 2026 • 2 min read
I missed Go's `if err != nil`, so I built errval for TypeScript
I write mostly TypeScript and some Go. When I switch back from Go, I miss explicit error returns. A....
#typescript#javascript#opensource#go
15 5
Ayu AdiatiSep 25, 2026 • 11 min read
Keeping up with docs reviews: Building a tracker for Mautic's documentation PRs
If you read my last post about how we keep Mautic's docs up to date with Promptless, you already kno...
#opensource#documentation#ai#github
0 0
Nathan SpeichSep 24, 2026 • 5 min read
What the AI isn't allowed to do
How we build VolunteerPress with AI, the checks every change has to pass, and the bug those checks.....
#wordpress#opensource#ai#buildinpublic
4 4
AlistairSep 20, 2026 • 9 min read
No Results Found (Until You Look)
I set my dad a challenge: find me a documentary that's on next weekend. I wanted to see how...
#webdev#ux#opensource#nextjs
2 1
Nguyen JesseSep 22, 2026 • 10 min read
Making Claude Code concise without making it dumber: the engineering behind two open-source plugins
Claude Code talks too much, and its status bar tells you nothing. So I built two open-source plugins...
#claudecode#opensource#ai#terminal
3 8
MaksimSep 25, 2026 • 6 min read
What Protobuf descriptors don't tell you: building a generic mock generator
I built a library that generates mock data for any Protobuf message without per-message code. The sc...
#protobuf#typescript#testing#opensource
1 0
Abdul MananSep 20, 2026 • 5 min read
The MCP server that changes its mind after you approve it
MCP tool descriptions are re-fetched on every connection and nothing pins them. A server can behave ...
#security#ai#python#opensource
3 5
Naveen AlavilliSep 25, 2026 • 6 min read
I Built Nabsun: An Open-Source AI Browser That Works in Your Real Tabs
You have three documentation tabs open, a form half-filled, and the account you need already signed....
#opensource#ai#agents#llm
3 0
Roy TongSep 22, 2026 • 3 min read
We audited 110 AI usage tools. Here is where the numbers go wrong.
A field report on AI usage metering: five recurring bug families across 110 open-source tools, 45+ v...
#ai#python#opensource#observability
2 2
AlexSep 22, 2026 • 12 min read
What an Angular-native Storybook alternative actually looks like
ng-prism puts the showcase config on the component, extracts the rest with the TypeScript compiler,....
#angular#showdev#webdev#opensource
1 0
Evolved-TechSep 22, 2026 • 10 min read
title: We Built a Full Game IDE in a Browser Tab and Our CPU Barely Complained
We Built a Game IDE in the Browser and Lived to Brag About It Hey, we're Evolved Tech —...
#javascript#webdev#gamedev#opensource
3 0
L Anil Kumar SinghaSep 19, 2026 • 6 min read
I Injected the Same Failures Into 5 MCP SDKs. Here’s What I Found.
I've been building MCP Failure Lab, a deterministic failure-injection toolkit for testing Model...
#mcp#opensource#programming#testing
3 4
Alex MercedSep 23, 2026 • 28 min read
Apache Data Lakehouse Weekly: September 15 to 23, 2026
Release managers ran the show this week, and license files kept tripping them. Iceberg 1.12.0 went t...
#data#database#opensource
1 0
Rupam GoluiSep 20, 2026 • 12 min read
How I Rebuilt OpenStreetMap’s Category Model During GSoC
Oh hey! I'm Agasta... I believe you don't know me, so here's my intro. This summer I was selected fo...
#opensource#postgres#python#gsoc
2 0