Gistbyte - Hacker News Stories for March 29, 2026

1. Show HN: I wrote a ~2KB executable file HTTP file downloader without Libc (github.com)

Tiny HTTP-only file fetcher without libc, DNS or dependencies. Linux + Android. ~2KB static binary. One job, done small. - Ferki-git-creator/hfile-htpp-file-download-cli-tool

9 points by DenisDolya 207 days ago 6 comments

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2. Show HN: OS3-RNode, an RNode-Compatible LoRa Modem on CH32V003 (netmonk.org)

A prebuilt RNode-compatible firmware image for the CH32V003 and E22-900M22S, bringing Reticulum connectivity to a 16 KB flash / 2 KB RAM microcontroller.

9 points by netmonk 207 days ago 0 comments

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3. Computer chip material inspired by the human brain could slash AI energy use (www.cam.ac.uk)

Researchers have developed a new kind of nanoelectronic device that could dramatically cut the energy consumed by artificial intelligence hardware by mimicking

9 points by hhs 207 days ago 3 comments

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4. Show HN: Tabical – Tinder-style city micro-itineraries, personalized by swipe (tabical.com)

Curated micro-itineraries for your city. Swipe. Discover. Go.

8 points by akhilpotturi 206 days ago 1 comments

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5. Ask HN: How are you keeping AI coding agents from burning money?

8 points by bhaviav100 207 days ago 32 comments

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6. Stripe withheld $85,000 from our EU platform – no legal basis given

7 points by MelkerWendelbo 206 days ago 3 comments

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7. Show HN: WhatToBuy – Describe your situation, get AI-curated shopping carts

7 points by crackeddude 207 days ago 16 comments

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8. Show HN: EnterpriseFizzBuzz – 622K lines of production-grade FizzBuzz (github.com)

570,000+ lines of production-grade enterprise FizzBuzz. 185 infrastructure modules. An OS kernel, TCP/IP stack, blockchain, ray tracer, quantum simulator, video codec, email server, SSH server, Gra...

7 points by CodeIsMyFetish 207 days ago 9 comments

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9. A Message from the Ruby Central Board (rubycentral.org)

Over the past several months, there has been significant discussion, disagreement, and concern about RubyGems, Bundler, and Ruby Central’s role in stewarding RubyGems and supporting the Ruby ecosystem.

Because this matter has involved ongoing legal discussions, we have been limited in what we could say publicly. Our priority has

6 points by nertzy 206 days ago 1 comments

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10. Show HN: SuperPaint – a fluid simulation painting app (aaronetz.github.io)

6 points by aaronetz 206 days ago 4 comments

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11. I built a better, human like memory, for Agents (github.com)

sELF improving agent memory system. Contribute to emson/elfmem development by creating an account on GitHub.

6 points by emson 207 days ago 0 comments

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12. Show HN: /slot-machine development (CC vs. Codex; CE vs. superpowers) (github.com)

An open-source skill for running parallel implementations, reviewing them independently, and selecting or synthesizing the best result. - pejmanjohn/slot-machine

5 points by pejmanjohn 206 days ago 0 comments

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13. Building an E2E Encrypted Chat Application with LanceDB and Libsodium (www.justinrmiller.com)

5 points by securicat 207 days ago 0 comments

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14. Tell HN: GitHub's Dependabot REST API is silently returning incomplete results

5 points by zetaben 208 days ago 1 comments

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15. Show HN: Vocab extractor for language learners using Stanza and frequency ranks (huggingface.co)

You can enter a short paragraph, select its language and your CEFR level, and the app will identify important vocabulary, proper nouns, numbers, and combined word fragments. It returns several tabl...

4 points by crivlaldo 206 days ago 0 comments

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16. Catching the LiteLLM and Telnyx supply chain zero-days via semantic analysis (point-wild.github.io)

A beautiful CLI tool for auditing dependencies and finding vulnerabilities

4 points by justinmsnider 206 days ago 0 comments

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17. Show HN: I built a Git extension to capture AI-code context and tied to commits (gitwhy.dev)

Save, share, and review the reasoning behind your AI-generated code — tied to commits, delivered to PRs.

4 points by quannguyen028 207 days ago 5 comments

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18. Operator23: Describe Your Workflow in English, Deploy Everywhere

4 points by Mrakermo 207 days ago 0 comments

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19. Show HN: a Rust CLI to automatically swap monitor focus based on your gaze (github.com)

Rust CLI for monitor focus switching from head pose - pranavkarthik10/miru

4 points by treexs 207 days ago 2 comments

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20. I don't understand graphical abstracts. So I both hate and admire this one (2025) (scientistseessquirrel.wordpress.com)

The way we write scientific papers doesn’t change very quickly. Once we settled into the AIMRaD (Abstract, Introduction, Methods, Results, and Discussion) format, we pretty much stuck with it: the …

4 points by rossant 208 days ago 0 comments

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21. Show HN: Tinyvision:-Building Ultra-Lightweight Models for Image Tasks (github.com)

TinyVision is an evolving project focused on designing ultra-lightweight image classification models with minimal parameter counts. The goal is to explore what’s actually necessary for fundamental ...

3 points by saptakbhoumik3 206 days ago 1 comments

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22. Why do SF billboards hit different?

3 points by YouAreExisting 207 days ago 10 comments

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23. Show HN: Run Claude Code using ChatGPT subscription (www.npmjs.com)

3 points by yungookim 207 days ago 1 comments

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24. Show HN: Think Fu – Metacognition as a service (thinkfu.org)

200+ thinking moves for AI agents and humans. Metacognition as a service.

3 points by georgestrakhov 207 days ago 0 comments

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25. Show HN: Anamnesis – Open-source 4D strategic memory engine for AI agents (github.com)

4D Strategic Memory Engine for Autonomous AI Agents — store wisdom, not just facts - gayawellness/anamnesis

3 points by gayawellness 207 days ago 0 comments

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26. Uni feels so usless, I cant focus anymore

2 points by EteenSMASH 206 days ago 0 comments

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27. C

2 points by beharkabashi 206 days ago 1 comments

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1. Show HN: I wrote a ~2KB executable file HTTP file downloader without Libc (github.com)

2. Show HN: OS3-RNode, an RNode-Compatible LoRa Modem on CH32V003 (netmonk.org)

3. Computer chip material inspired by the human brain could slash AI energy use (www.cam.ac.uk)

4. Show HN: Tabical – Tinder-style city micro-itineraries, personalized by swipe (tabical.com)

5. Ask HN: How are you keeping AI coding agents from burning money?

6. Stripe withheld $85,000 from our EU platform – no legal basis given

7. Show HN: WhatToBuy – Describe your situation, get AI-curated shopping carts

8. Show HN: EnterpriseFizzBuzz – 622K lines of production-grade FizzBuzz (github.com)

9. A Message from the Ruby Central Board (rubycentral.org)

10. Show HN: SuperPaint – a fluid simulation painting app (aaronetz.github.io)

11. I built a better, human like memory, for Agents (github.com)

12. Show HN: /slot-machine development (CC vs. Codex; CE vs. superpowers) (github.com)

13. Building an E2E Encrypted Chat Application with LanceDB and Libsodium (www.justinrmiller.com)

14. Tell HN: GitHub's Dependabot REST API is silently returning incomplete results

15. Show HN: Vocab extractor for language learners using Stanza and frequency ranks (huggingface.co)

16. Catching the LiteLLM and Telnyx supply chain zero-days via semantic analysis (point-wild.github.io)

17. Show HN: I built a Git extension to capture AI-code context and tied to commits (gitwhy.dev)

18. Operator23: Describe Your Workflow in English, Deploy Everywhere

19. Show HN: a Rust CLI to automatically swap monitor focus based on your gaze (github.com)

20. I don't understand graphical abstracts. So I both hate and admire this one (2025) (scientistseessquirrel.wordpress.com)

21. Show HN: Tinyvision:-Building Ultra-Lightweight Models for Image Tasks (github.com)

22. Why do SF billboards hit different?

23. Show HN: Run Claude Code using ChatGPT subscription (www.npmjs.com)

24. Show HN: Think Fu – Metacognition as a service (thinkfu.org)

25. Show HN: Anamnesis – Open-source 4D strategic memory engine for AI agents (github.com)

26. Uni feels so usless, I cant focus anymore

27. C

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