Best of Show HN of Dec, 2025


best of all time best of today best of yesterday best of this week best of this month best of last month best of this year best of 2024 best of 2023 best of 2023 yc s25 yc w25 yc s24 yc w24 yc s23 yc w23 yc s22 yc w22 yc s21 yc w21 yc s20 yc w20 yc s19 yc w19 yc s18 yc w18 yc all-time 3d algorithms animation android [ai] artificial-intelligence api augmented-reality big data bitcoin blockchain book bootstrap bot css c chart chess chrome extension cli command line compiler crypto covid-19 cryptography data deep learning elexir ether excel framework game git go html ios iphone java js javascript jobs kubernetes learn linux lisp mac machine-learning most successful neural net nft node optimisation parser performance privacy python raspberry pi react retro review my ruby rust saas scraper security sql tensor flow terminal travel virtual reality visualisation vue windows web3 young talents
#1 Show HN: I built a dashboard to compare mortgage rates across 120 credit unions

389 points | 129 comments | Dec 03, 2025 | by mhashemi

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#2 Show HN: Onlyrecipe 2.0 – I added all features HN requested – 4 years later

201 points | 157 comments | Dec 04, 2025 | by AwkwardPanda

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#3 Show HN: Fresh – A new terminal editor built in Rust

184 points | 150 comments | Dec 03, 2025 | by _sinelaw_

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#4 Show HN: HCB Mobile – financial app built by 17 y/o, processing $6M/month

176 points | 69 comments | Dec 03, 2025 | by mohamad08

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#5 Show HN: Walrus – a Kafka alternative written in Rust

156 points | 49 comments | Dec 01, 2025 | by janicerk

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#6 Show HN: Microlandia, a brutally honest city builder

143 points | 25 comments | Dec 03, 2025 | by phaser

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#7 Show HN: Kraa – Writing App for Everything

127 points | 73 comments | Dec 04, 2025 | by levmiseri

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#8 Show HN: Marmot – Single-binary data catalog (no Kafka, no Elasticsearch)

100 points | 21 comments | Dec 02, 2025 | by charlie-haley

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#9 Show HN: Lockenv – Simple encrypted secrets storage for Git

93 points | 32 comments | Dec 08, 2025 | by shoemann

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#10 Show HN: A Minimal Monthly Task Planner (printable, offline, no signup)

93 points | 32 comments | Dec 04, 2025 | by defcc

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#11 Show HN: I was reintroduced to computers: Raspberry Pi

84 points | 32 comments | Dec 02, 2025 | by observer2022

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#12 Show HN: Fanfa – Interactive and animated Mermaid diagrams

81 points | 16 comments | Dec 04, 2025 | by bairess

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#13 Show HN: Pbnj – A minimal, self-hosted pastebin you can deploy in 60 seconds

67 points | 17 comments | Dec 05, 2025 | by bhavnicksm

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#14 Show HN: DuckDB for Kafka Stream Processing

64 points | 13 comments | Dec 08, 2025 | by dm03514

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#15 Show HN: Web app that lets you send email time capsules

43 points | 28 comments | Dec 08, 2025 | by walrussama

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#16 Show HN: Tascli, a command line based (human) task and record manager

42 points | 18 comments | Dec 06, 2025 | by Aperocky

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#17 Show HN: RAG in 3 Lines of Python

41 points | 6 comments | Dec 04, 2025 | by init0

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#18 Show HN: An AI zettelkasten that extracts ideas from articles, videos, and PDFs

37 points | 9 comments | Dec 01, 2025 | by schoblaska

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#19 Show HN: Xkcd #2347 lived in my head, so I built the dependency tower for real

36 points | 5 comments | Dec 04, 2025 | by matzehuels

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#20 Show HN: FuseCells – a handcrafted logic puzzle game with 2,500 levels

35 points | 24 comments | Dec 06, 2025 | by keini

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#21 Show HN: Cdecl-dump - represent C declarations visually

35 points | 12 comments | Dec 08, 2025 | by bluetomcat

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#22 Show HN: RFC Hub

30 points | 11 comments | Dec 01, 2025 | by tlhunter

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#23 Show HN: Mirror_bridge – C++ Reflection powered Python binding generation

29 points | 7 comments | Dec 04, 2025 | by fthiesen

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#24 Show HN: Spotify Wrapped but for LeetCode

27 points | 11 comments | Dec 07, 2025 | by collinboler2

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#25 Show HN: Radioactive Pooping Knights

27 points | 8 comments | Dec 06, 2025 | by patrickdavey

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Don't miss when the next Dropbox or Stripe launches



#26 Show HN: I analyzed 8k near-death experiences with AI and made them listenable

25 points | 11 comments | Dec 04, 2025 | by mikias

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#27 Show HN: SerpApi MCP Server

25 points | 5 comments | Dec 05, 2025 | by thefoolofdaath

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#28 Show HN: I built a system for active note-taking in regular meetings like 1-1s

25 points | 2 comments | Dec 08, 2025 | by davnicwil

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#29 Show HN: FFmpeg Engineering Handbook

24 points | 2 comments | Dec 01, 2025 | by endcycles

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#30 Show HN: Webclone.js – A simple tool to clone websites

23 points | 10 comments | Dec 02, 2025 | by jadesee

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#31 Show HN: S3 compatible store with 1M IOPS(4K-R,p99~5ms), BYOC in 5min with rust

23 points | 7 comments | Dec 07, 2025 | by fractalbits

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#32 Show HN: Superset – Run 10 parallel coding agents on your machine

23 points | 3 comments | Dec 01, 2025 | by hoakiet98

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#33 Show HN: TapeHead – A CLI tool for stateful random access of file streams

21 points | 4 comments | Dec 06, 2025 | by emamoah

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#34 Show HN: RunMat – runtime with auto CPU/GPU routing for dense math

20 points | 4 comments | Dec 02, 2025 | by nallana

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#35 Show HN: Persistent memory for Claude Code sessions

19 points | 13 comments | Dec 02, 2025 | by tonyystef

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#36 Show HN: Sloppylint – A linter for AI-generated Python code

19 points | 3 comments | Dec 05, 2025 | by kyub

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#37 Show HN: Furnace – the ultimate chiptune music tracker

16 points | 0 comments | Dec 01, 2025 | by hilti

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#38 Show HN: I built a 1.8MB native app with self-built UI, vision and AI libraries

15 points | 23 comments | Dec 01, 2025 | by jaramy

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#39 Show HN: Turn APIs into MCP servers without code

15 points | 4 comments | Dec 04, 2025 | by rishavmitra

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#40 Show HN: Flowctl – Open-source self-service workflow automation platform

15 points | 2 comments | Dec 01, 2025 | by cv_h

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#41 Show HN: Doomscrolling Research Papers

14 points | 9 comments | Dec 02, 2025 | by davailan

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#42 Show HN: I've asked Claude to improve codebase quality 200 times

14 points | 1 comments | Dec 08, 2025 | by Gricha

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#43 Show HN: A $20/year invoicing tool for solo developers (simple, fast, no bloat)

13 points | 4 comments | Dec 03, 2025 | by mightbefun

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#44 Show HN: I wrote a book – Debugging TypeScript Applications (in beta)

12 points | 7 comments | Dec 08, 2025 | by ozornin

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#45 Show HN: FastLanes based integer compression in Zig

12 points | 7 comments | Dec 01, 2025 | by ozgrakkurt

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#46 Show HN: The Taka Programming Language

12 points | 4 comments | Dec 03, 2025 | by mgunyho

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#47 Show HN: Diesel-guard – Lint Diesel migrations for unsafe PostgreSQL patterns

12 points | 0 comments | Dec 08, 2025 | by ayarotsky

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#48 Show HN: Vibe Commander

12 points | 0 comments | Dec 05, 2025 | by fatliverfreddy

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#49 Show HN: SFX – A language where 0.1 and 0.2 = 0.3 and Context is first-class

11 points | 7 comments | Dec 06, 2025 | by roriau

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#50 Show HN: GitHits – Code example engine for AI agents and devs (Private Beta)

11 points | 4 comments | Dec 01, 2025 | by skvark

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#51 Show HN: Do we need MCPs? Reverse-engineered Slack and Linear API for Evals & RL

11 points | 3 comments | Dec 04, 2025 | by hubertmarek

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#52 Show HN: MCP Traffic Analyze with NPM

11 points | 0 comments | Dec 01, 2025 | by o4isec

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#53 Show HN: Haven – Banking needs a safer browser

10 points | 4 comments | Dec 05, 2025 | by bms13ca

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#54 Show HN: MCP Gateway – Unifying Access to MCP Servers Without N×M Integrations

10 points | 3 comments | Dec 03, 2025 | by supreetgupta

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#55 Show HN: A 2mm micro-bearing ring that spins like a real fidget spinner

9 points | 12 comments | Dec 02, 2025 | by xtafnuihc

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#56 Show HN: Avolal – Book routine flights in 60 seconds

9 points | 6 comments | Dec 03, 2025 | by midito

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#57 Show HN: Apple OS 1 inspired personal website

9 points | 3 comments | Dec 06, 2025 | by ben-gy

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#58 Show HN: Open-source full-stack starter built on TanStack Start

9 points | 2 comments | Dec 02, 2025 | by ivandalmet

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#59 Show HN: I replaced my premium workout app with vibecode

9 points | 1 comments | Dec 08, 2025 | by maddmann

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#60 Show HN: HCB – Nonprofit financial app processing $6M/month

9 points | 1 comments | Dec 03, 2025 | by garyhtou

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#61 Show HN: CatalystAlert – Free biotech catalyst calendar (985 companies tracked)

8 points | 6 comments | Dec 08, 2025 | by nykodev

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#62 Show HN: Flooder – Making Persistent Homology Practical for Industrial Use Cases

8 points | 2 comments | Dec 05, 2025 | by elektm

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#63 Show HN: ChatGPT App That Solves LLM Randomness Problem No One Talks About

8 points | 1 comments | Dec 05, 2025 | by IvanGoncharov

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#64 Show HN: Stanford's ACE paper was just open sourced

8 points | 1 comments | Dec 03, 2025 | by vmsn

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#65 Show HN: Launchpad for developers to ship and showcase their projects

8 points | 0 comments | Dec 02, 2025 | by teemingdev

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#66 Show HN: I built alwayswith.us to easily add deceased loved ones into photos

7 points | 12 comments | Dec 03, 2025 | by jrpribs

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#67 Show HN: Marvin, your own AI-powered game studio

7 points | 7 comments | Dec 04, 2025 | by marvinai

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#68 Show HN: A prediction market where you can bet against my goals

7 points | 6 comments | Dec 03, 2025 | by ericlmtn

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#69 Show HN: Can we build WeChat Mini Apps using open web standards?

7 points | 1 comments | Dec 02, 2025 | by dannylmathews

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#70 Show HN: Online AI Image Quality Enhancer for Free

7 points | 1 comments | Dec 01, 2025 | by Pratte_Haza

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#71 Show HN: Ember - A hot plate controller powered by USB-C Power Delivery

7 points | 0 comments | Dec 06, 2025 | by NotARoomba

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#72 Show HN: AI music and auto-charting and custom rhythm minigame sandbox

7 points | 0 comments | Dec 04, 2025 | by sputnikwrkshp

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#73 Show HN: CurioQuest – A simple web trivia/fun facts game

6 points | 11 comments | Dec 01, 2025 | by mfa

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#74 Show HN: Morph-AI-Era – Turn CSV files into interactive dashboards instantly

6 points | 8 comments | Dec 07, 2025 | by prajjawal_123

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#75 Show HN: Cupertino – MCP server giving Claude offline Apple documentation

6 points | 7 comments | Dec 03, 2025 | by mihaela

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#76 Show HN: I stumbled on a free AI photo enhancer – surprisingly good results

6 points | 6 comments | Dec 03, 2025 | by passioner

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#77 Show HN: Roundtable – A rubber duck that argues with itself

6 points | 4 comments | Dec 02, 2025 | by andrewgm

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#78 Show HN: CoChat – Group chats with multi-model AI, built on OpenWebUI

6 points | 4 comments | Dec 02, 2025 | by mfolaron

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#79 Show HN: Leetwrap – A "Spotify Wrapped" for LeetCode

6 points | 2 comments | Dec 08, 2025 | by kumarsashank

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#80 Show HN: TidesDB – A storage engine that outperforms RocksDB

6 points | 2 comments | Dec 04, 2025 | by alexpadula

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#81 Show HN: Infinite Lofi Generative Music

6 points | 1 comments | Dec 06, 2025 | by stagas

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#82 Show HN: Bible Note Journal – AI transcription and study tools for sermons (iOS)

6 points | 1 comments | Dec 05, 2025 | by tfreebern2

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#83 Show HN: SafePool – Type-safe object pooling for Go

6 points | 1 comments | Dec 02, 2025 | by mvijaykarthik

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#84 Show HN: Rust-based ultra-low latency streaming framework – Wingfoil

6 points | 1 comments | Dec 01, 2025 | by terraplanetary

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#85 Show HN: OpsOrch – Unified API for Incidents, Logs, Metrics, and Tickets

6 points | 0 comments | Dec 08, 2025 | by yusufaytas

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#86 Show HN: Banana Prompts – Curated Prompts for Nano Banana Pro

6 points | 0 comments | Dec 05, 2025 | by zenja

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#87 Show HN: Playwright for Windows Computer Use

6 points | 0 comments | Dec 04, 2025 | by louis030195

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#88 Show HN: We instrumented Claude Agent SDK using a tiny Rust proxy

6 points | 0 comments | Dec 04, 2025 | by skull8888888

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#89 Show HN: A free AI Room Design tool that redesigns any room in seconds

6 points | 0 comments | Dec 04, 2025 | by passioner

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#90 Show HN: Doubao Seedream 4.5 – next‑gen image creation and editing model

6 points | 0 comments | Dec 03, 2025 | by Viaya

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#91 Show HN: Floww – A code-first alternative to n8n

6 points | 0 comments | Dec 02, 2025 | by ToonDN

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#92 Show HN: GitHired – Find Your Next 10x Engineer

5 points | 14 comments | Dec 07, 2025 | by raghavbansal11

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#93 Show HN: A simple Markdown note app with templates and PDF support

5 points | 4 comments | Dec 02, 2025 | by peterwoodman

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#94 Show HN: The notepad that thinks in numbers

5 points | 3 comments | Dec 06, 2025 | by daviducolo

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#95 Show HN: A Self-Evolving Agentic App Builder (Seeking 300 Beta Testers)

5 points | 3 comments | Dec 05, 2025 | by EvoAgentX

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#96 Show HN: PolyBets – Prediction Market for Auctions (Bet on Auction Results)

5 points | 2 comments | Dec 08, 2025 | by h100ker

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#97 Show HN: Geetanjali – RAG-powered ethical guidance from the Bhagavad Gita

5 points | 2 comments | Dec 07, 2025 | by vnykmshr

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#98 Show HN: Who is hiring" search tool with chat / other features

5 points | 2 comments | Dec 05, 2025 | by osigurdson

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#99 Show HN: Prophit – The AI Search Engine For Stocks

5 points | 1 comments | Dec 06, 2025 | by porterh

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#100 Show HN: 7x faster Iceberg ingestion, how we redesigned OLake's writer

5 points | 1 comments | Dec 05, 2025 | by rohankhameshra

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andrey azimov by Andrey Azimov