Periodic Table of Elements Ultra (PTEU)

What it does

The most comprehensive interactive periodic table with support for 40+ languages, detailed element properties, and advanced visualization tools.

Explore all 118 chemical elements with interactive trends, electron configurations, isotopes, atomic mass, and free printable HD periodic tables.

• IP
  Interactive Periodic Table in JavaScript2020 · online.codedrome.com · ▲22
• 
  Periodic Table of Elements2019 · periodic.artlebedev.ru · ▲99

  Highly adaptable Periodic Table

• 
  PeriodicTableOfElements.orgMar 2026 · periodictableofelements.org · ▲39

  The most beautiful interactive periodic table on the web. Explore all 118 elements with real-time temperature visualization, property comparisons, quizzes, and comprehensive element data.

• 
  Mendeleej.com - an Interactive Periodic Table2024 · mendeleej.com · ▲41

  An interactive periodic table website i made some time ago, allowing visualization of a large number of elemental properties. Note : not very optimized for mobile use

• 
  Talbica 3: Chemistry tools2022 · talbica.com · ▲58

  Periodic table, chemical compounds and reactions

• 
  Helium – Lighter web automation based on Selenium2020 · github.com · ▲191

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• 
  Lofi Cities – Pixel-art city nights with browser-generated lofi▲319

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  Work · 26d ago · loficities.com

• 
  Smooth Recorder▲257

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  Work · 20d ago · smoothrecorder.com

• 
  Figma Specs▲225

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• 
  The rarest tech books and docs you've probably never read▲190

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• 
  Tapflow 2.0▲1,125

  We built Tapflow for devs, designers, PMs, and tech folks who’ve been sitting on internal docs, templates, and systems — but never productized them. Upload a PDF, notes, or workshop deck, and Tapflow drafts a structured product (with chapters, teaser and pricing plans). It’s good for AI kits, onboarding guides, design systems, and frameworks. You can sell through Stripe, LemonSqueezy, or PayPal. Real-time collaboration is in early beta. No site builder, no LMS — clean design and just focused tools to ship. Fully bootstrapped and just launched on PH today →…

  Work · 2025 · tapflow.ai

• C9
  Clippy – 90s UI for local LLMs▲1,122

  Life & fun · 2025 · felixrieseberg.github.io

• 
  Appwrite Sites▲990

  Appwrite 2.0 brings a new engine, a rebuilt Console, five database types, an S3 API, an OAuth 2.1 server, and organization-level Domains and Firewall.

  Dev tools · 2025 · appwrite.io

• 
  AI Meeting Notes by Notion▲965

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  AI · 2025 · notion.com

• 
  Den▲948

  Multiplayer AI agent builder

  AI · 2025 · getden.io

• 
  Raycast for iOS▲870

  Powerful productivity on the go

  AI · 2025 · raycast.com