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  1. 01The Open Hikmah home: 'Explore the Qur'an as a connected graph' beside verse cards joined by labelled links.

    Open Hikmah

    Qur'an verse graph explorer

    A web app that lets you explore Qur'an verses as a connected graph on an infinite canvas, with AI explaining each link.

    Use in the browser
    ★ 179
    EDUCATION · GitHub · GPL-3.0 · kept 2026.10.04
  2. 02The OpenSchool site: the line "One platform for your entire school's records", a Get Started button and a photo of students in uniform.

    OpenSchool

    Run a school’s records in one system

    An open school platform: records, attendance, timetables, marks and reports in one place.

    Self-host
    ★ 40
    EDUCATION · GitHub · Apache-2.0 · kept 2026.09.21
  3. 03The Syrinx library: a large cover and description at the top, with cards for the bundled pieces such as Luv Letter and Flower Dance below.

    Syrinx

    Practise flute with piano backing

    A flute practice app that plays the piano part for you and shows how each note landed.

    Use in the browser
    ★ 51
    EDUCATION · GitHub · Apache-2.0 · kept 2026.09.19
  4. 04Breakscale's Retry Storm example: a top bar reading 100 requests per second offered, goodput 0/s, errors 100% and 118/s dropped, a canvas with Client → API Server → Database boxes showing the database 99.9% busy, and a handwritten-style explanation below

    Breakscale

    System-design simulator for learners

    Browser system-design simulator: build a topology, load it until it breaks, see why

    Use in the browser
    ★ 2k
    BACK CATALOGEDUCATION · GitHub · MIT · kept 2026.09.14
  5. 05Solar Wanderer: Earth seen from the Moon's surface, with the Moon info panel (Chinese UI)

    Solar Wanderer

    Real-time 1:1 solar system, no install

    1:1 real-time solar system in the browser, driven by NASA JPL ephemerides; phone-friendly

    Use in the browser
    ★ 764
    BACK CATALOGEDUCATION · GitHub · MIT · kept 2026.09.14
  6. 06Programming Museum playground page: 'The Children's Playground' heading on black, a number-guessing game below.

    Programming Museum

    EDUCATION

    Hangs real, runnable source code in frames you walk past room by room.

    Use in the browser
    ▲ 5 HN
    NEW 0h OLD WHEN SEENEDUCATION · Show HN · kept 2026.09.14
  7. 07Worlds Upon The Wind gameplay: a woodblock-style map, six kanji cards along the bottom, a settlements list on the right.

    Worlds Upon The Wind

    Steam deckbuilder source, public domain

    Releases a Steam deckbuilder's full source and art as public domain.

    Install to use
    ★ 246
    NEW 17h OLD WHEN SEENGAMES · GitHub · CC0-1.0 · kept 2026.09.14