Chaos Studies makes strange attractors turnable
An interactive 3D field guide and paid app for nine chaotic systems, with equations, live simulations, and a spatial soundtrack.
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116,207 catalogue cards
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Check My Ballot: Minnesota, Nov. 3, 2026
An address-based lookup for Minnesota's Nov. 3, 2026 ballot, paired with candidate endorsements and a guide to registration and voting.
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Kea Chhorita’s portfolio of student-led work
A personal portfolio documenting Chhorita’s work with Cambodia’s Youth Mathematics Organization, including math competitions, community projects, STEM videos and event design.
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ChordComb computes chords, scales, and practice sheets
A music reference and practice site for finding chord fingerings, naming chords from notes, exploring scales, and printing exercises.
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cobolwork + ironwork: analysis and compiler work for COBOL
The site presents two related open-source projects: a security and build-gate analyzer for COBOL, JCL, and CICS, and a Rust compiler targeting IBM Enterprise COBOL.
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CVI Explained: practical help for families and teachers
A parent-authored collection of free CVI guides, printables, school letters, films, and an AI helper for questions about cortical or cerebral visual impairment.
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Decaf gives AI agents a memory with two clocks
A local memory layer for AI agents that lets facts fade over time, tracks whether they are useful or verified, and retires facts when they are corrected.
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Delilah’s Journey: GNAO1, Simply
A family-made account of Delilah, with a plain-language introduction to GNAO1 and a scrapbook of her journey.
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Divine Discourses: Qur’an study, one surah at a time
A browser-based Qur’an study workspace for reading surahs, exploring Arabic roots and themes, and checking interpretive claims against named sources.
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Dom's Mom's Minivan Grand Prix
A free browser arcade game turns a suburban carpool into a three-lane minivan race.
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Download More Ions, the mock household-ion utility
A deadpan mock downloader asks visitors to choose an ion, dose, polarity, and destination, then claims to transfer it to a device.
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e-CALLISTO FITS Analyzer: spectra to CME geometry
A free, open-source desktop toolkit for analyzing solar radio spectra and images, with tools for tracking and fitting coronal mass ejections.
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Em Cada Esquina: Lisbon’s resistance, block by block
A multilingual walking guide to Lisbon’s resistance to dictatorship, connecting street routes with the people, places and events behind them.
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EndoRouter: a local-first model router
An open-source gateway that routes OpenAI-compatible chat requests according to privacy labels and provenance.
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Ernesto Arias Díaz’s engineering notebook
A personal site about Linux infrastructure, SRE, Rust, and experiments with local language models, presented through detailed engineering notes and project write-ups.
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Everdust makes physics the instrument
Everdust presents live, interactive physics worlds that respond to music and hands, alongside headset games and tools for visual artists and musicians.
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FreeTokens’ dated ledger of free LLM access
A tracker of free LLM access by model and channel, with availability, limits, end dates, and benchmark rankings.
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Rainy — your music, your stage
A self-hosted music server for browsing and playing your collection, building smart mixes, and pairing songs with a beat-locked light show.
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Route Map puts traceroutes on a world map
A free, open-source desktop app for Windows, macOS, and Linux that maps traceroute hops and adds network and latency context.
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Hearts of Stone’s Rock Bottom Adoption Agency
A novelty gift shop that pairs individually named ordinary rocks with adoption certificates, profiles, and—in some tiers—a padded box or annual sponsorship.
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HueComb: colour tools that show their working
A browser-based set of colour tools for checking contrast, comparing colours, simulating colour-vision deficiency, and building palettes.
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Kaapse Train Times: three taps to the next train
Hyperfocus Hive is a one-person South African studio sharing small apps, including an offline-first timetable for Cape Town’s Metrorail.
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Ici repose la Gloire — Murbach, told twice
A French-language history project explores forgotten places of power through sourced historical narratives and separately framed audio fiction.
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Israel Votes 2026, with its sources in view
An English-language reference for Israel’s October 2026 election, combining party profiles, poll comparisons, coalition-building tools, and election explainers.