fp.

Show HN: I built a DNS resolver from scratch in Rust – no DNS libraries

https://github.com/razvandimescu/numa

69•rdme•9h ago•49 comments

Show HN: SyNumpy – a Header only C++17 library for working with NumPy Arrays

https://github.com/symisc/sy-numpy-cpp

2•symisc_devel•1h ago•0 comments

Show HN: Most products have no idea what their AI agents did yesterday

https://velt.dev/activity-logs

3•rakeshgoyal•1h ago•0 comments

Show HN: Mac-hardware toys, control your Mac's hardware like a modular synth

https://github.com/pirate/mac-hardware-toys

2•nikisweeting•1h ago•1 comments

Show HN: Dull – Instagram Without Reels, YouTube Without Shorts (iOS)

https://getdull.app

133•kasparnoor•22h ago•108 comments

Show HN: I tested 15 free AI models at building real software on a $25/year VPS

https://georgelarson.me/writing/2026-04-03-25-dollar-ai-lab/

3•j0rg3•2h ago•0 comments

Show HN: Portcullis, a review gate for curl|bash

https://github.com/imjasonh/portcullis

5•ImJasonH•2h ago•0 comments

Show HN: AI-first PostgreSQL client for Mac

https://guillim.github.io/products/paul

3•Guillim•3h ago•0 comments

Show HN: Git bayesect – Bayesian Git bisection for non-deterministic bugs

https://github.com/hauntsaninja/git_bayesect

326•hauntsaninja•4d ago•44 comments

Show HN: CLI to order groceries via reverse-engineered REWE API (Haskell)

https://github.com/yannick-cw/korb

196•wazHFsRy•3d ago•80 comments

Show HN: Abject: the first self-aware object runtime

https://blog.mempko.com/an-abject-horror/

6•mempko•7h ago•2 comments

Show HN: I ran 28 OpenClaw instances as a team for 2 months

https://github.com/CorellisOrg/corellis

9•TJ_FLEET•7h ago•5 comments

Show HN: Zerobox – Sandbox any command with file, network, credential controls

https://github.com/afshinm/zerobox

133•afshinmeh•3d ago•90 comments

Show HN: Open-source distributed quantum compute network

https://quip.network

8•cadillion•5h ago•6 comments

Show HN: Flight-Viz – 10K flights on a 3D globe in 3.5MB of Rust+WASM

https://flight-viz.com

80•coolwulf•1d ago•43 comments

Show HN: Postgres extension for BM25 relevance-ranked full-text search

https://github.com/timescale/pg_textsearch

197•tjgreen•2d ago•57 comments

Show HN: Quillium, the non-linear writing app

https://quillium.bryanhu.com/

3•thatxliner•6h ago•0 comments

Show HN: 1-Bit Bonsai, the First Commercially Viable 1-Bit LLMs

https://prismml.com/

415•PrismML•1d ago•152 comments

Show HN: Forkrun – NUMA-aware shell parallelizer (50×–400× faster than parallel)

https://github.com/jkool702/forkrun

149•jkool702•6d ago•41 comments

Show HN: NASA Artemis II Mission Timeline Tracker

https://www.sunnywingsvirtual.com/artemis2/timeline.html

87•AustinDev•15h ago•14 comments

Show HN: I run a full software company solo with Claude Code agents

https://theonemancompany.com/

4•martinovigiani•7h ago•0 comments

Show HN: We open-sourced our content writing workflow as a Claude Code skill

https://www.npmjs.com/package/claude-content-writer

14•arximughal•16h ago•7 comments

Show HN: Semantic atlas of 188 constitutions in 3D (30k articles, embeddings)

https://constitutionalmap.ai/en

10•joaoli131•16h ago•3 comments

Show HN: Hacker News, summarized and printed to your local printer

https://github.com/thejchap/jc-news

5•jchap•8h ago•0 comments

Show HN: Real-time dashboard for Claude Code agent teams

https://github.com/simple10/agents-observe

73•simple10•1d ago•24 comments

Show HN: QWERTY mini Pro – Why a 2-row, 16-key keyboard works better

https://k-keyboard.com/Why-2-Row-16-Key-Structure

8•QWERTYmini•3d ago•7 comments

Show HN: Claude Code rewritten as a bash script

https://github.com/jdcodes1/claude-sh

51•rpst•1d ago•14 comments

Show HN: Elytra – A 420g CNC aluminum, wireless split keyboard

https://www.elimkeys.com/

4•cui511511•11h ago•2 comments

Show HN: SideX – VS Code rebuilt on Tauri instead of Electron (96% smaller)

https://github.com/Sidenai/sidex

7•KendallCBooker•11h ago•1 comments

Show HN: Sycamore – next gen Rust web UI library using fine-grained reactivity

https://sycamore.dev

94•lukechu10•1d ago•75 comments