Sebas Chicaiza @sebaschtech
Scaling Nexi, the AI Agent for Luxury Spas and Salons. Systems Engineer. Hard worker. Dreamer. Joined May 2026-
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Claude Ultracode is super intelligence.
Roles are collapsing. If you're a "Software Engineer" today, you may be a "Product Engineer" soon - with many more responsibilities. So: - Learn design/UX/QA/PM skills. - Focus more on the user, and less on the syntax. Image via Gartner.
Go check it out: github.com/SebasChicaiza/…
It includes shared TypeScript contracts, SQLite/Postgres checks, guarded data promotion, CLI tooling, a Next.js UI, Playwright, accessibility tests, and CI. Build quickly on SQLite, prove the behavior is portable, then move to PostgreSQL with fewer surprises.
If you are vibecoding an app or testing ideas, you might want to take a look at this tool. Most apps begin with a simple embedded database, commonly SQLite.
@lain_calvo Hey! Me interesa :) dm
Are finally governments doing something? Let’s see…
The US government, citing national security authorities, has issued an export control directive to suspend all access to Fable 5 and Mythos 5 by any foreign national, whether inside or outside the United States, including foreign national Anthropic employees. The net effect of
Introducing Claude Opus 4.8: it builds on Opus 4.7 with sharper judgment, more honesty about its own progress, and the ability to work independently for longer than its predecessors. Available today at the same price.
Codex team is aware of reports of GPT-5.5 performing worse for some users and investigating. We don't have anything conclusive yet and systems are healthy but we will share updates as we go.
No one is safe anymore
‼️🚨 This is wild. OpenAI just confirmed it got hit in the TanStack npm supply chain attack, and the attackers were close to being able to ship malicious code inside official OpenAI software, signed and trusted, if their incident response had not caught it in time. The campaign
A new variant of the recent Dirty Frag vulnerability, named Fragnesia (CVE-2026-46300), has been discovered in the Linux XFRM ESP-in-TCP subsystem. Similar to Dirty Frag, Fragnesia exploits a vulnerability in the XFRM ESP-in-TCP subsystem to achieve a memory write primitive in the kernel. The primitive is then used to corrupt the page cache memory of the [/]usr[/]bin[/]su binary, which in turn leads to launching a shell with root privilege. Note that exploitation is not constrained to use the [/]usr[/]bin[/]su binary; it can modify any file readable by the user, including [/]etc[/]passwd. A patch is available, and while no in-the-wild exploitation has been observed at this time, we urge users and organizations to apply the patch as soon as possible by running update tools. If patching is not possible at this point, consider applying the same mitigations for Dirty Frag, such as: - Assess whether esp4, esp6, and related xfrm/IPsec functionality can be temporarily disabled safely - Restrict unnecessary local shell access - Harden containerized workloads - Increase monitoring for abnormal privilege escalation activity Microsoft Defender detects and blocks known Fragnesia proof-of-concept (PoC) exploit codes using existing detections for Dirty Frag, such as Trojan:Linux/DirtyFrag.DA!MTB or Trojan:Linux/DirtyFrag.Z!MTB. Microsoft continues to investigate the issue, and we'll share updates as more information becomes available.
There is something new almost everyday
Claude Code 2.1.141 has been released. 61 CLI changes Highlights: • Hook JSON adds terminalSequence so hooks can emit notifications, window titles and bells without a TTY • Auto-mode permission dialogs indicate when a permissions.ask rule triggered them, clarifying why it
Turns out the best things to do are free
This is it. Everything learned spending millions on longevity. From: Your Immortal Unc and Auntie. To: Our Immortal nieces and nephews. 0. Sleep is the world's most powerful drug. 1. Be in your bed for 8 hours 2. Same bedtime every night, any time before
Starting June 15, paid Claude plans can claim a dedicated monthly credit for programmatic usage. The credit covers usage of: - Claude Agent SDK - claude -p - Claude Code GitHub Actions - Third-party apps built on the Agent SDK
Si estás usando npm install, estás en peligro. ¡Así de crudo te lo cuento para que reacciones! Ayer se comprometieron paquetes de TanStack en npm. De las bibliotecas más usadas en el mundo JavaScript. Y de ahí saltó a Mistral, OpenSearch, UiPath, PyPI... Porque muchos ataques no necesitan que importes nada. Basta con una instalación para infectarte. ¿Cómo? Colando scripts como preinstall o postinstall que se ejecutan durante la instalación. Lo importante es que tiene solución: ① Usa pnpm 11 Viene con defensas por defecto contra este tipo de ataques. ② Si sigues usando pnpm 10, npm, yarn o bun Activa minimumReleaseAge y ponle 1440. Evita instalar versiones publicadas el mismo día. ③ Bloquea scripts de instalación por defecto pnpm evita que cualquier dependencia ejecute código en tu máquina solo por instalarla. Por favor, comparte esto para que le llegue al máximo número de personas y paremos la cadena de ataques.
@thsottiaux Being able to manage multiple sessions simultaneously easily
woogie @lswoogie
1K Followers 889 Following Software Engineer | AI Builder | Ex-Unity Building GudoCam — an AI camera app for better real-world photos
m@ttias ⚡️ @mattiasgeniar
13K Followers 4K Following Building: https://t.co/9N8XQgU67R https://t.co/l5Sb1sodax https://t.co/NHKOM9uK1O
The PHP Foundation @ThePHPF
27K Followers 0 Following We support, promote, and advance the PHP language. 💜🐘 #ThePHPFoundation Donate at https://t.co/B0te9FaPEa
Socket @SocketSecurity
23K Followers 5K Following Socket is the #1 software supply chain security platform. Next-gen SCA + SBOM + 0-day prevention. LOVED BY DEVELOPERS. 👀 @npm_malware
Nicolas Krassas @Dinosn
165K Followers 798 Following Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA https://t.co/NC1orlKZLB Posting content that I find interesting.
NSA Cyber @NSACyber
214K Followers 12 Following We protect our nation’s most sensitive systems against cyber threats. Likes, retweets, and follows ≠ endorsement.
Alex Xu @alexxubyte
295K Followers 613 Following Co-Founder of ByteByteGo | Author of the bestselling book series: ‘System Design Interview’ | YouTube: https://t.co/9gPSJSrtPU
Astralite Heart / Mik... @AstraliteHeart
2K Followers 681 Following CTO at Fictional (I made PonyDiffusion) ex-Alphabet (I built modern https://t.co/DWcwjCVFfo) ex-Waymo (Staff Research SWE) Building future of AI Characters at https://t.co/W2GZAhN4RS
Bytebytego @bytebytego
137K Followers 2 Following Weekly system design topics you can read in 10 mins.
Frank Lee @frankdotlee
2K Followers 686 Following mts @anthropicai | self-improving products @amplitude_hq | founder @useinari (acq, yc s23) | prev builder @dapperlabs @opendoor @amazon
Jason Wolfe @w01fe
6K Followers 839 Following alignment and the model spec @OpenAI (opinions are my own)
Evan Hubinger @EvanHub
62K Followers 4K Following Alignment Science lead @AnthropicAI. Opinions my own. Previously: MIRI, OpenAI, Google, Yelp, Ripple. (he/him/his)
Scott Chacon @chacon
18K Followers 1K Following CEO of @gitbutler, cofounder of @SCNE_io, previously cofounder of @github.
Daniel Blanco 💻�... @DanielBlancoSWE
29K Followers 1K Following Software Engineer @MongoDB 📚 Mis Cursos: https://t.co/2mwL60xulm ✍️ Newsletter: https://t.co/IQPELV07X1 💬 Comunidad: https://t.co/lOgBXAP29k
NVIDIA @nvidia
2.7M Followers 47 Following The official handle for NVIDIA. Blog: https://t.co/JAn5eKOTBT Support: https://t.co/6ln5FVnA2o All our social media: https://t.co/Uc56dL57Dh
Laín @lain_calvo
4K Followers 2K Following Prev Head of Startups at @crecimientoar | @EFDevcon Scholar 2022 by @ethereumfndn | Engineer
Claude @claudeai
2.0M Followers 2 Following Claude is an AI assistant built by @anthropicai to be safe, accurate, and secure. Talk to Claude on https://t.co/ZhTwG8d1e5 or download the app.
Kimi Developers @KimiDevs
70K Followers 4 Following The official Kimi account for developers building with Kimi Code and the Kimi API.
Google AI Studio @GoogleAIStudio
210K Followers 2 Following The fastest path from prompt to prototype to production with Gemini
Julie Chen @0xJuliechen
19K Followers 3K Following cmo @photonhq, dangerously-skip-permissions | @Penn, ex Reuters, VC
Modat @modat_magnify
2K Followers 58 Following European Internet Intelligence Company. Understand the intent behind internet infrastructure before it is weaponised. Check it out on https://t.co/8w3bQOWmRv
International Cyber D... @IntCyberDigest
263K Followers 270 Following Independent reporting on cybersecurity, tech, AI & digital policy.
Namecheap.com @Namecheap
126K Followers 2K Following Powering Internet freedom through domains, hosting, security, and more. Everything you need to make more online, for less.
Notion Developers @NotionDevs
27K Followers 26 Following Any data. Any tool. Any agent. All in Notion.
Tristan @TriCast_
1K Followers 1K Following Building and shipping useful apps. Sharing experiments, lessons, and real numbers in public.
Bryan Johnson @bryan_johnson
2.2M Followers 688 Following Conquering death will be humanity’s greatest achievement. Founder Immortals, Blueprint, Kernel, Braintree Venmo.
News from Google @NewsFromGoogle
131K Followers 477 Following Official source for the latest news and updates from across Google and Alphabet.
pnpm @pnpmjs
29K Followers 7 Following Fast, disk space efficient package manager Sponsor us: GH: https://t.co/cS3OP24kZH OC: https://t.co/zyVORTsELN We don't endorse any memecoins!
npm @npmjs
148K Followers 142 Following The package manager for JavaScript Problems? Visit https://t.co/WNuo1MMbMP or https://t.co/i3MoAdr5p5
Theo - t3.gg @theo
415K Followers 4K Following Full time CEO @t3dotcodes & @t3dotchat. Part time YouTuber, investor, and developer
Microsoft Threat Inte... @MsftSecIntel
203K Followers 993 Following We are Microsoft's global network of security experts. Follow for security research and threat intelligence.
Rohan Varma @TheRohanVarma
26K Followers 399 Following dots, codex @openai, prev: @cursor_ai, @adoptclarity, @tryexplo, @czi, @palantirtech
Avinash Singh @AvinashSingh_20
35K Followers 3K Following Building StartupsMap | Discover startups, founders & opportunities | Helping startups get discovered → https://t.co/OBoVZkDSUM
Hemant @HemantDotDev
3K Followers 816 Following Professional tech shitposter. Apple .AI .Coding .Internet Chaos. 🤝 Collabs: DM ✉️
Daniel Smidstrup @DanielSmidstrup
13K Followers 4K Following Solo dev. Ex-CTO ($700k ARR). $3k/mo from X Grow on X https://t.co/DgZItQ6rg3 ($1,073 MRR) @climbxhq 2 FREE backlinks (DR 70 + DR 59): https://t.co/4fuyzc2jEP
Claude Code Changelog @ClaudeCodeLog
86K Followers 20 Following UNOFFICIAL – but tolerated – bot posting Claude Code CLI, feature flag & prompt changes. Full CC history in github repo.
OpenAI @OpenAI
5.5M Followers 4 Following OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity. We’re hiring: https://t.co/dJGr6LgzPA
Andrej Karpathy @karpathy
4.4M Followers 1K Following
Alex Hormozi @AlexHormozi
1.1M Followers 195 Following Co-Founder: https://t.co/gQN7Oehqnu, https://t.co/VLS8LzdCDa. Business Owners: Get your 2026 free scaling roadmap 👇
Leo | Firsto.co @innovate_leo
1K Followers 652 Following Founder @ https://t.co/k1YK2yjpB0 ,Fair product launches for indie makers.You might like
