The coolest things people are building on X.
AI tools, apps, experiments, open-source projects and weird internet stuff, curated by humans. 1308 builds · 98 tags · updated Nov 11, 2026.
Get the best builds + interesting tech jobs from X once a week.
Your real cat or dog, in 3D, living on your Mac.
Open-sourced the password meter from this post. Repo, live demo, and the skill: Live: pixel-worlds.vercel.app/keep/ Repo: github.com/finktheartist/… MIT. Go make boring UI fun
Password strength indicator. Made with Fable 5.2
Introducing @ByteAsk Your AI C++ engineer, and a swarm of them > SOTA on multi SWE bench (C/C++) > 60% fewer tokens wrt cc/codex > auto debug/perf/optimize/test with native C/C++ tools Free plan. Open Source. github.com/ByteAsk/cli
I built thimble, an open source Claude Code plugin that makes it easy to understand what agents did. It adds explainers and interactive visualizations in your terminal. If Claude Code is for building, thimble is for understanding. Install thimble here! github.com/safety-researc…
Looking for 3D Gaussian splat content for Blender? Install the open source SuperSplat Blender Extension from @playcanvas. 🔍 Search downloadable splats on SuperSplat 📋 Copy/paste the URL to Blender 🪄 Splat appears in Blender's viewport github.com/playcanvas/sup…
The Blender Foundation and the online community proudly present Blender 5.3 🎉 This release wraps up 2026 with new features and improvements across the board. Highlights include: 🔸 Native support for 3D Gaussian splats. 🔸 A new DLSS denoiser in the Viewport on NVIDIA GPUs.
I built an open-source trading harness for classification models GitHub: github.com/zadescoxp/cali… While testing the latest classification model from @dmind_ai, Kairos on @minara, I built a trading harness around it to see what the model can actually do. Everything ran on my Show more
SuperMimic is open-sourced during my talk at CORL. Have fun with it: github.com/HybridRobotics…
We found a way to scale humanoid control that reduces GPU-hours by more than 1000×. Across 129,514 motions, SuperMimic surpasses the state of the art (128 GPUs, 7 days) with 1 GPU in 3 hours. Project: supermimic.github.io Demo: supermimic.github.io/demo/
Introducing Claude Fable 5.2 and Claude Mythos 5.2, designed to tackle the most daunting technical challenges. They’re capable collaborators on ambitious projects in many fields, and show improvements in areas like coding, reasoning, and vision.
Introducing Claude Fable 5.2 and Claude Mythos 5.2, designed to tackle the most daunting technical challenges. They’re capable collaborators on ambitious projects in many fields, and show improvements in areas like coding, reasoning, and vision.
Fable 5.2 is now available in the Claude Platform and Claude Code. It’s up to 30% faster than Fable 5.1, and costs $8/$40 per 1M tokens, down from $10/$50.
Introducing Claude Fable 5.2 and Claude Mythos 5.2, designed to tackle the most daunting technical challenges. They’re capable collaborators on ambitious projects in many fields, and show improvements in areas like coding, reasoning, and vision.
Claude Fable 5.2 is live on AI Gateway. It improves on earlier Fable models in coding, reasoning, and vision, and can orchestrate or advise smaller models on harder problems. 𝚊𝚗𝚝𝚑𝚛𝚘𝚙𝚒𝚌/𝚌𝚕𝚊𝚞𝚍𝚎-𝚏𝚊𝚋𝚕𝚎-𝟻.𝟸
Fable 5.2 and Mythos 5.2 are a step above Opus 5.5 in almost all the capabilities we evaluated. Testers have found that they communicate more clearly than past Fable and Mythos models. They generate outputs up to 30% faster than Fable 5.1 and Mythos 5.1.
We have an opening on my team at HeroDevs, and we are hiring!👇 herodevsinc.applytojob.com/apply/FRjgxi7C…
We're #hiring a Senior Software Engineer, Frontend to help build Zoo Design Studio, where code, 3D geometry, and modern web technologies come together in one design environment. Build the tools you wish existed → zoo.dev/jobs/469054100…
If you are an engineer who wants to work at @buffer, this post is for you! We’re hiring 2 roles: 💻 Lead Security Engineer $171.1K – $222.9K + equity 💻 Engineering Manager, Growth $179.1K – $235.4K + equity
If you are an engineer who wants to work at @buffer, this post is for you! We’re hiring 2 roles: 💻 Lead Security Engineer $171.1K – $222.9K + equity 💻 Engineering Manager, Growth $179.1K – $235.4K + equity
i’m hiring a forward-deployed product engineer at Elm AI! elm-ai.com/careers/forwar… someone who wants to talk to customers, figure out what actually needs building, and then build it. new york / london a bit about the work:
My dear friends, I’ve got 3 pieces of news First off, I’ve retired from @midjourney after 3.5 years. It’s been an honor; we've pulled off great projects, and a few open-sourced pieces like Pretext & Handwired have been well-received. I’d do it again with the team, but they’re in Show more
come work with me! we are HIRING a staff product designer @ImprintPayments jobs.ashbyhq.com/imprint/76c460…
Today we're announcing Atomarine's $19M seed round! We are supported by great investors including @ycombinator, @PanteraCapital, @Soma_Capital , @sevensevensix, @Liquid2V, @AudaciousHQ, @e14fund, and many others. @Atomarine_co is solving the main constraint to AI today: Show more
I am hiring a Cloud Engineer for my systems team at @roiback I am looking for someone with experience on migrating workloads to a cloud environment and willing to help the team to get the knowledge. If you are interested: hotelbedsgroup.wd3.myworkdayjobs.com/HBG_Careers/jo…
I am helping @getplumhq build b2c health insurance experience , it is a 0 to 1 problem statement for which we are hiring a backend engineer; what I promise: high autonomy to experiment + end-to-end ownership RT for good karma 🙏🏻 careers.kula.ai/plumhq/59448-f…
