
openstem — code skills that finally stick
Learn code skills with flashcards, quizzes, and AI tutoring built on memory science.
@mkappworks · X
I am building lets connect
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Learn code skills with flashcards, quizzes, and AI tutoring built on memory science.
@mkappworks · X
I am building lets connect

Learn math, science, finance through 450+ interactive mini-games and lessons.
@PAIMultiverse · X

Browse parametric visual effects, tune them live in the browser, and export source code.
@dotvonesy · X
Beautiful Effects for Mobile and Web:

Turn app changes into shareable interactive demos using just a link.
@HaghelMatt83443 · X

Explore guitar scales, chords, and intervals on an interactive fretboard.
@PLaclede62953 · X
I’m a full-time developer, father, hobby guitarist, and regular church musician. FretFlow is the practice tool I wanted: quick fretboard visualization without jumping between tabs, charts, and theory sites. #GuitarPractice #WorshipGuitar #BuildInPublic

Explore technical lecture videos, chat alongside them, or request new ones.
sinaatalay · HN
Academa – Long-form STEM lecture videos generated by LLMs

Practice hardware engineering through interactive digital logic and Verilog coding problems.
@Aimenbuilds · X
- leetcode for hardware engineers! We map job postings of hardware roles 1-1 to course requirements!

Curated website prompts with the assets, structure and motion needed to build a polished result.
@Antagonist68527 · X

AI coding assistant offering multi-model chat, code generation, refactoring, and agent orchestration.
shreyans_assistiv · Product Hunt
AskCodi Orchestrate agents at scale while reducing cost

Create and export Mermaid diagrams including flowcharts, ERDs, and sequence diagrams online.
ghosts_ · HN
I've been slowly adding some new free tools to Moxie Docs (partly for SEO, partly to illustrate some of our feature sets before any commitment) for some reason this mermaid editor one blew up on Google rankings so I figured I'd share in case people find it useful! We also have ADR, AGENTS.md, LLMs, and a few other free tools.

Convert tutorial videos into executable Playwright tests, action graphs, SOPs, and n8n workflows.
@bhavin_Confuse · X
BEHAVR ( @Behavr_AI ) — chat with any video instead of scrubbing through it. Ask "where does he fix the CORS bug?" → get the answer with the exact timestamp.

Convert code into interactive flowcharts for learning, debugging, and documentation.
@Sparsh209 · X
Hi isha! Check it out here at: Would love to hear your feedbacks