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Show HN: Curious about tones in Chinese? An extension for language learners

https://github.com/mreichhoff/ChineseLearningExtension
2•mreichhoff•2h ago
I made a simple Chrome extension that: * color codes Chinese text based on the tone of each syllable * provides a popup dictionary * gives example sentences, useful links, and AI analysis while you browse * integrates with Anki Connect for 1-click flashcard creation

It can be installed here: https://chromewebstore.google.com/detail/chinese-learning-ex...

Show HN: Built a tool solve the nightmare of chunking tables in PDF vs. Markdown

https://github.com/2dogsandanerd/smart-ingest-kit
2•2dogsanerd•15m ago•0 comments

Show HN: OhNiceRepo – Easily discover trending GitHub gems and repos

https://ohnicerepo.pages.dev
2•behnamazimi•24m ago•0 comments

Show HN: Genesis DB now provides a full gRPC API alongside HTTP

https://www.genesisdb.io/blog/posts/2025-11-23/grpc-endpoint
2•patriceckhart•1h ago•0 comments

Show HN: Forty.News – Daily news, but on a 40-year delay

https://forty.news
382•foxbarrington•1d ago•147 comments

Show HN: Makefiles, Metalanguages, Matrioshka Automata

https://robot-wranglers.github.io/compose.mk/
2•robot-wrangler•2h ago•0 comments

Show HN: Build the habit of writing meaningful commit messages

https://github.com/arpxspace/smartcommit
93•Aplikethewatch•22h ago•115 comments

Show HN: A tool to safely migrate GitHub Actions workflows to Ubuntu-slim runner

https://github.com/fchimpan/gh-slimify
65•r4mimu•1w ago•3 comments

Show HN: An OKLCH-based perceptually uniform color system/theme builder

https://colorphreak.com
5•kurainox•3h ago•1 comments

Show HN: I built a wizard to turn ideas into AI coding agent-ready specs

https://vibescaffold.dev/
61•straydusk•22h ago•33 comments

Show HN: Wealthfolio 2.0- Open source investment tracker. Now Mobile and Docker

https://wealthfolio.app/?v=2.0
658•a-fadil•2d ago•207 comments

Show HN: Curious about tones in Chinese? An extension for language learners

https://github.com/mreichhoff/ChineseLearningExtension
2•mreichhoff•2h ago•0 comments

Show HN: Dank-AI – Ship production AI agents 10x faster

https://www.dank-ai.xyz/
3•deltadarkly•13h ago•3 comments

Show HN: My hobby OS that runs Minecraft

https://astral-os.org/posts/2025/10/31/astral-minecraft.html
234•avaliosdev•5d ago•32 comments

Show HN: PolyGPT – ChatGPT, Claude, Gemini, Perplexity responses side-by-side

https://polygpt.app
22•ncvgl•1d ago•13 comments

Show HN: better-env – A Secure, Developer-Friendly Alternative to .env

https://better-env.dev/docs
6•harish3304•11h ago•2 comments

Show HN: 32V TENS device from built from scratch under $100

https://littlemountainman.github.io/2025/11/17/tens/
68•autonomydriver•6d ago•25 comments

Show HN: Search London StreetView panoramas by text

https://london.publicinsights.uk
25•dfworks•3d ago•11 comments

Show HN: Vibe Prolog

https://github.com/nlothian/Vibe-Prolog
44•nl•4d ago•9 comments

Show HN: Server Survival – Tower defense game for learning cloud architecture

https://github.com/pshenok/server-survival
6•pshenok•13h ago•2 comments

Show HN: F32 – An Extremely Small ESP32 Board

https://github.com/PegorK/f32
299•pegor•3d ago•51 comments

Show HN: I made a down detector for down detector

https://downdetectorsdowndetector.com
584•gusowen•4d ago•169 comments

Show HN: I built a synth for my daughter

https://bitsnpieces.dev/posts/a-synth-for-my-daughter/
1275•random_moonwalk•1w ago•209 comments

Show HN: HN Insights – HN front page summaries

https://hn-insights.com
8•mobrienv•22h ago•1 comments

Show HN: Eidos – AI IDE that generates and edits game prototypes instantly

https://kaausia45-jpg.itch.io/eidos-ai-prototype-ide
4•symbol_reasoner•17h ago•0 comments

Show HN: Awesome J2ME

https://github.com/hstsethi/awesome-j2me
79•catstor•3d ago•54 comments

Show HN: RowboatX – open-source Claude Code for everyday automations

https://github.com/rowboatlabs/rowboat
130•segmenta•5d ago•41 comments

Show HN: Onlymaps, a Python Micro-ORM

https://github.com/manoss96/onlymaps
4•werden-wissen•1d ago•0 comments

Show HN: ESPectre – Motion detection based on Wi-Fi spectre analysis

https://github.com/francescopace/espectre
213•francescopace•6d ago•50 comments

Show HN: A privacy-first, client-side toolbox (PDF, Imgs, Dev) no server uploads

https://linu.li
3•immineal•22h ago•0 comments

Show HN: HN Buffer – A read-it-later site for your HN favorites

https://hnbuffer.com
5•shaarmar•22h ago•0 comments