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Dmitry ZakharovJun 17, 2026 • 4 min read

Making my TypeScript types 15.7x faster

What slows large TypeScript types down, how to measure it with @ark/attest, and the one-field match ...

#typescript#performance#opensource#webdev

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Why the Fable 5 Crisis Proves Your AI Context Layer Can't Live Inside the Model

Jonathan MurrayJun 16, 2026 • 3 min read

Why the Fable 5 Crisis Proves Your AI Context Layer Can't Live Inside the Model

Rent the Intelligence, Own the Memory On Friday, a single government letter pulled a...

#ai#coding#programming#opensource

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GnomeMan4201Jun 18, 2026 • 4 min read

r4b1t_h0l3

→ Try it: gnomeman4201.github.io/r4b1t It's a curated random link generator for security and OSINT....

#osint#security#webdev#opensource

22 12

I’ve shipped 150+ PRs and built AI agents in a day - but I still can’t get a job

Neha Prasad2d ago • 3 min read

I’ve shipped 150+ PRs and built AI agents in a day - but I still can’t get a job

I'm writing this because I don't know what else to do. This is Neha. I am a software engineer. I hav...

#opensource#ai#career

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What Is an Array, Really? I'm Writing a Book to Find Out

Genix3d ago • 4 min read

What Is an Array, Really? I'm Writing a Book to Find Out

I've written plenty of code that uses arrays. Looped over them, indexed into them, passed them...

#opensource#computerscience#beginners#architecture

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How to Backup and Restore Coolify in 12 Minutes (Before Your Server Dies on a Friday Night)

ARAFAT AMAN ALIM4d ago • 8 min read

How to Backup and Restore Coolify in 12 Minutes (Before Your Server Dies on a Friday Night)

Last updated: June 2026 | Reading time: ~8 mins | Difficulty: Medium (agar Docker se darr nahi toh.....

#devops#webdev#security#opensource

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The Reliability Problem That Forced Us to Rethink AI Agents

Pallavi Sharma6d ago • 5 min read

The Reliability Problem That Forced Us to Rethink AI Agents

A few months into building AI agents for client projects, we hit a pattern that should sound familia...

#ai#googleaichallenge#opensource#machinelearning

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Less Noise, More Labs: How I Actually Learned RF Hacking This Year

v. Splicer3d ago • 6 min read

Less Noise, More Labs: How I Actually Learned RF Hacking This Year

Let me be honest with you. If you spend more time reading about RF hacking than actually doing RF...

#programming#opensource#security#software

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macOS Still Has No Volume Mixer, So I Built One

Thales BrederodesJun 17, 2026 • 4 min read

macOS Still Has No Volume Mixer, So I Built One

macOS has never had a proper per-app volume mixer. On Windows, this is basic. You can lower Spotify...

#swift#opensource#macos#audio

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I almost added an em-dash remover to my LLM library. Then I tested whether local models even produce em-dashes.

Tushar Jaju4d ago • 5 min read

I almost added an em-dash remover to my LLM library. Then I tested whether local models even produce em-dashes.

How a five-model local sweep reshaped llmclean 0.3.0 — and three things about LLM output that turned...

#python#ai#llm#opensource

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I built a Claude Code skill that finds customers, not competitors, on Reddit & LinkedIn

Newan Vinthusa6d ago • 4 min read

I built a Claude Code skill that finds customers, not competitors, on Reddit & LinkedIn

`I do consulting. Like most people who sell a service, I know I should be active on Reddit and...

#claudecode#ai#opensource#productivity

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Why 'Offline-First AI' Is No Longer Optional for the Global South

Gabriel Mahia5d ago • 3 min read

Why 'Offline-First AI' Is No Longer Optional for the Global South

Why "Offline-First AI" Is No Longer Optional for the Global South There's a quiet...

#mcp#ai#opensource#africa

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How to Read Open Source Code, Python Edition

Priyanshu Verma6d ago • 8 min read

How to Read Open Source Code, Python Edition

Hi, Today I was reading an open-source project that I found interesting, and it made me realize tha...

#python#programming#opensource#learning

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Why we picked Tolgee to localize an open-source database client

NewtTheWolf5d ago • 4 min read

Why we picked Tolgee to localize an open-source database client

Localization is invisible. Nobody opens an app and thinks "wow, great translation infrastructure.".....

#opensource#i18n#lingui#devtool

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Building a Hermes Memory Plugin for a Voice-Powered Conference Agent with Weaviate Engram🧠

AstrodevilJun 17, 2026 • 13 min read

Building a Hermes Memory Plugin for a Voice-Powered Conference Agent with Weaviate Engram🧠

Introduction Recently, I have been attending a lot of conferences where different booths...

#ai#programming#opensource#python

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Fixing AI Observability: How I Added GenAI Semantic Support for RAG Embedding Spans in Mastra

Akash SantraJun 17, 2026 • 3 min read

Fixing AI Observability: How I Added GenAI Semantic Support for RAG Embedding Spans in Mastra

OpenTelemetry has become the standard for observing modern systems. But when you start building AI....

#ai#opensource#opentelemetry#observability

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Anthropic described the right way to build MCP servers. Gut feeling confirmed.

PeterJun 17, 2026 • 2 min read

Anthropic described the right way to build MCP servers. Gut feeling confirmed.

I make a lot of design decisions on gut feeling. Is this the right way to structure MCP tools? Shoul...

#go#ai#mcp#opensource

2 2

Ramu NarasingaJun 17, 2026 • 4 min read

How to build a coding agent — Part 1.1

In this tutorial series, we build a coding agent that you can assign tasks on GitHub. In this part.....

#opensource#aicodingagent#multica#react

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39 stars, my first open source contributor, and a message I keep re-reading

Mathéo Delbarre3d ago • 5 min read

39 stars, my first open source contributor, and a message I keep re-reading

A few weeks ago I published this article about ZamSync, a sync engine I built in Rust for district.....

#rust#opensource#showdev#beginners

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The rsync disaster proves AI isn't ready for infrastructure code

Aditya AgarwalJun 17, 2026 • 3 min read

The rsync disaster proves AI isn't ready for infrastructure code

A maintainer of one of the most important Unix tools ever used Claude to actually ship a release. An...

#ai#opensource#infrastructure#linux

2 1

I built a working SSL certificate replacement using Certificateless Public Key Cryptography (CL-PKC) – live demo inside

Dima UlyanovJun 16, 2026 • 2 min read

I built a working SSL certificate replacement using Certificateless Public Key Cryptography (CL-PKC) – live demo inside

Hey, I've been building a proof-of-concept called 0Cert that replaces SSL certificates with...

#security#cryptography#opensource#webdev

1 1

The DX we wanted for tapflow setup: a host-ready Mac in one command

DuchanJun 17, 2026 • 4 min read

The DX we wanted for tapflow setup: a host-ready Mac in one command

tapflow streams iOS simulators and Android emulators into a browser, so a whole team can test an app...

#node#cli#opensource#devtools

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APX Memory Compaction Is Two Knobs, Not One

Manuel Bruña6d ago • 3 min read

APX Memory Compaction Is Two Knobs, Not One

APX keeps long chats usable by separating the trigger for compaction from the amount of fresh contex...

#ai#opensource#devtools#tutorial

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The rsync maintainer used Claude for hundreds of commits. The release broke everything.