fp.

Show HN: Gravity – interactive solar-system simulator, from Newton to Einstein

https://qunabu.github.io/Gravity/

127•qunabu•10h ago•32 comments

Show HN: GentleOS – A pair of hobby OSes for vintage 32-bit and 16-bit PCs

https://github.com/luke8086/gentleos32

80•luke8086•2d ago•87 comments

Show HN: Cost.dev (YC W21) – making agents cost-aware and cheaper to call

https://cost.dev/

42•akh•5d ago•23 comments

Show HN: A minimal linear algebra library in pure Go

https://github.com/igomez10/linearalgebra

2•igomeza•40m ago•0 comments

Show HN: Elah – A browser-native, frame-accurate video editor

https://github.com/elahlabs/elah

2•paulSpaurgen•44m ago•0 comments

Show HN: Transit-format (JSON/MessagePack) reader/writer in C

https://github.com/DotFox/transit.c

5•delaguardo•1d ago•0 comments

Show HN: Learn from 30 historical figures, open source, nonprofit, self-hosted

https://github.com/chipmates/agoracosmica

32•micstradev•10h ago•13 comments

Show HN: LocalCode – turn plain English into CLI commands with Apple's local AI

https://github.com/localcodeai/localcode

2•rahlokzero•1h ago•0 comments

Show HN: LANCommander v2.1.0 – New Avalonia-based launcher

https://lancommander.app/Releases/2.1.0/

4•pathartl•1h ago•0 comments

Show HN: OpenYabby, voice-controlled multi-agent orchestrator for Claude Code

https://github.com/OpenYabby/OpenYabby

4•idovmamane•2h ago•0 comments

Show HN: Performative-UI – A react component library of design tropes

https://vorpus.github.io/performativeUI/

1125•lizhang•1d ago•204 comments

Show HN: Open-source version of Anthropic's internal analytics engine

https://github.com/Kaelio/ktx

8•lucamrtl•5h ago•2 comments

Show HN: Gitdot – A better GitHub. Open-source, written in Rust

https://gitdot.io/

307•baepaul•1d ago•288 comments

Show HN: Nodea, an open-source AI canvas for working through complex projects

https://nodea.ai/demo

4•ElliottCrosby•4h ago•0 comments

Show HN: AutoGPU – AI designs a real 7nm GPU, from Verilog to GDSII

https://github.com/npip99/autogpu

4•npip99•6h ago•0 comments

Show HN: Claw Patrol, a security firewall for agents

https://github.com/denoland/clawpatrol

20•rough-sea•6h ago•4 comments

Show HN: AI-native red-team for penetration testing and vulnerability research

https://github.com/yv1ing/Z3r0

2•yv1ing•6h ago•0 comments

Show HN: ChromiumFish – Open-source fingerprint-hardened Browser for Scraping

https://github.com/arman-bd/chromiumfish

6•armanified•6h ago•1 comments

Show HN: A terminal writing environment with Git, E2EE sync and temporal search

3•sys-ronin•7h ago•1 comments

Show HN: Cate – open-source canvas IDE for agentic coding workflows

https://cate.cero-ai.com

5•Imbiss•7h ago•0 comments

Show HN: I built 10 ML algos from scratch because fit() predict() are not enough

https://github.com/ml-from-scratch-book/code

5•akmoleksandr•7h ago•1 comments

Show HN: Command Center, the AI coding env for people who care about quality

https://www.cc.dev/

58•Darmani•1d ago•29 comments

Show HN: Frhog, Your Friendly Head of Growth

https://www.frhog.com

4•krm01•7h ago•0 comments

Show HN: Hires Chess Trainer – drill the mistakes from your own chess games

https://github.com/gaelazzo/python_chess

2•gaelazzo•7h ago•1 comments

Show HN: Mach – A compiled systems language looking for contributions

https://github.com/octalide/mach

29•octalide•23h ago•25 comments

Show HN: Run Gemini & ChatGPT UI with Python

https://github.com/pseudo-usama/hermex

3•pseudo-usama•8h ago•3 comments

Show HN: Simten – design hardware in TypeScript and simulate it in the browser

https://simten.dev/

2•charlesfrisbee•9h ago•0 comments

Show HN: UK sold house prices, uncapped, by postcode/county (Land Registry)

https://github.com/vladignatyev/uk-land-registry-price-paid

5•v_ignatyev•9h ago•1 comments

Show HN: Lathe – Use LLMs to learn a new domain, not skip past it

https://github.com/devenjarvis/lathe

392•devenjarvis•2d ago•72 comments

Show HN: NoSuggest – Watch YouTube without the recommendation algorithm

https://www.nosuggest.com/

58•VJ-2-108•6d ago•61 comments