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CoreWeave Is Accelerating to Escape Velocity Thanks to GPU Shortages

https://www.nextplatform.com/cloud/2026/11/12/coreweave-is-accelerating-to-escape-velocity-thanks...
2•rbanffy•1m ago•0 comments

Alone among a thousand: the EU "anonymisation" of Google searches is broken

https://blog.lukaszolejnik.com/alone-among-a-thousand-the-european-commissions-anonymisation-of-e...
1•pjf•1m ago•0 comments

Show HN: Indie Signals – 24h/7d momentum of new AI repos and models

https://indiesignals.net/
1•simonkk•1m ago•0 comments

We committed to a zero-bugs policy

https://linear.app/now/zero-bugs-policy
2•surprisetalk•1m ago•0 comments

Show HN: TestedMCP – 299 MCP servers we installed and handshake-tested

https://testedmcp.com/
1•testedmcp•2m ago•0 comments

Conscientious Objector: When an AI Says No [video]

https://www.youtube.com/watch?v=338X8fYgAQA
1•friendsofagents•4m ago•0 comments

Python and Go Manage Dynamic Array Growth

https://octri.dev/blog/how-python-and-go-manage-dynamic-array-growth
2•khalidkhair•5m ago•0 comments

A small sleep obfuscation technique that uses CreateTimerQueueTimer Win32 API

https://github.com/Cracked5pider/Ekko
1•znano•5m ago•0 comments

The Country Building AI Is the Least Excited About It

https://keithbrown.com/ai-excitement-by-country
3•tech-pulse•5m ago•0 comments

Top Democrats Target Trump administration's Nvidia-China Records

https://www.wsj.com/politics/policy/top-democrats-target-trump-administrations-nvidia-china-recor...
2•vrganj•6m ago•0 comments

Five Atlassian Forge traps the docs don't mention

https://loopwiselabs.app/blog/forge-traps/
2•pinscope_dev•8m ago•0 comments

Vercel Data Shows AI Models Have Six-Week Half-Life in Production

https://epyhia.com/vercel-data-shows-ai-models-have-six-week-half-life-in-production
1•arbuge•8m ago•0 comments

Ask HN: Is anyone using OpenCode at home or Work?

1•sharemywin•8m ago•1 comments

Technology as a Search Problem

https://www.construction-physics.com/p/technology-as-a-search-problem
1•thelastgallon•9m ago•0 comments

Security Posture Management with Zeek: 7 Checks You Can Run

https://www.parseable.com/blog/security-posture-management-with-zeek
3•parmesant•11m ago•1 comments

Making Immersive LLM Chat Experiences More Accessible

https://www.smashingmagazine.com/2026/11/making-immersive-llm-chat-experiences-more-accessible/
3•speckx•12m ago•0 comments

Show HN: MudGym's WebAssembly browser playground for AI agents in MUD2

https://mudgym.kingrolo.com
2•kingrolo•12m ago•1 comments

How to Make Your Moltbook Agent Reliable:Practical Guide to Agent Auditability

https://medium.com/@MirArshadTalpur/how-to-make-your-moltbook-agent-reliable-a-practical-guide-to...
1•Arshad-Talpur•12m ago•0 comments

Show HN: IIoTjob – A job board for industrial automation, OT, and IIoT

https://iiotjob.com
2•ishikawa•12m ago•0 comments

Show HN: Versioncam, demo videos that re-record themselves in CI

https://version.cam/
1•petbul•13m ago•0 comments

Show HN: I scan App Store release notes to track iPhone Duo support

https://www.duotoday.com/
2•brkvdn•14m ago•0 comments

Why IIoTjob Exists

https://iiotjob.com/blog/why-iiotjob-exists
1•ishikawa•14m ago•0 comments

The Legendary SS United States Completes Its Final Descent to the Gulf Floor [video]

https://www.youtube.com/watch?v=XZ10zfIh0SM
2•thelastgallon•15m ago•1 comments

Finland grants Tesla permission to drive "hands free"

https://yle.fi/a/74-20256369
3•Maximilian_Bet•16m ago•0 comments

Microsoft is retiring SMS and voice MFA: here's what you need to know

https://resilientsecurity.be/microsoft-is-retiring-sms-and-voice-mfa-heres-what-you-need-to-know/
2•mooreds•16m ago•1 comments

Local Analytics Doesn't Need a Database Server

https://duckdb.org/2026/11/12/local-analytics-without-a-database-server
1•acossta•17m ago•0 comments

Capsulla DLP – Google Chrome Extension for Data Security

https://capsulla.io
1•dtlnv•18m ago•0 comments

Show HN: Ephemeral GitHub Actions Runners on Cloudflare Containers

https://github.com/kelvindesman/cf-container-runners
1•kelvindsmn•22m ago•0 comments

Connecting a Real IBM 3270 Terminal to an Emulated Mainframe with OEC

https://www.rs-online.com/designspark/connecting-a-real-ibm-3270-terminal-to-an-emulated-mainfram...
2•rbanffy•24m ago•0 comments

Show HN: Closed,Mechanical Mould Design AI Agent

https://closed.sh
1•malviyamukul•24m ago•0 comments
Open in hackernews

Show HN: MudGym's WebAssembly browser playground for AI agents in MUD2

https://mudgym.kingrolo.com
2•kingrolo•12m ago

Comments

kingrolo•11m ago
Hey HN.

I've put together a browser demo for MudGym, a reinforcement learning environment I built around MUD2, the multiplayer text adventure game.

It all runs in the browser with WebAssembly. There's an example to train a neural network to reach a goal room, and one to hook up an LLM API to play the game, or you can run a Marimo or JupyterLite notebook against the game with your own code.

The playground pages are mostly built from Marimo WebAssembly notebooks running under Pyodide and the MUD2 game engine is compiled to WASM, running in the browser or locally via Wasmtime.

MUD2 itself feels like a piece of history to me. It was just mind blowing to small me that the other players in the game were /real people/.

If you end up using the env for anything I'd love to hear from you. Thanks!

The playground: https://mudgym.kingrolo.com

The RL env: https://github.com/rolo/mudgym