A portfolio of curated software. https://gretyl.maplecrew.org/ 2026-05-20T10:43:00+00:00 Gretyl https://gretyl.maplecrew.org/ https://gretyl.maplecrew.org/entries/financialization/ 2026-05-20T10:43:00+00:00 2026-05-20T10:43:00+00:00

A three-panel examination of American corporate financialization — net equity retirement since 1982, four decades of wealth concentration across five independent methodologies, and the reallocation of corporate cash flow from capital expenditure to shareholder payouts.

Gretyl https://gretyl.maplecrew.org/tools/twine-harness/ 2026-05-11T00:50:05+00:00 2026-05-11T00:50:05+00:00

In-browser Tweego compiler — paste Twee 3 source, pick a story format (SugarCube, Harlowe, Snowman, Chapbook), and preview the compiled story instantly.

Gretyl https://gretyl.maplecrew.org/tools/local-ddb.html 2026-05-07T04:49:09+00:00 2026-05-07T04:49:09+00:00

In-browser DuckDB-WASM analytics dashboard — drag CSV or Parquet files, run SQL, and chart results with Observable Plot.

Gretyl https://gretyl.maplecrew.org/tutorials/hypothesis-hypofuzz.html 2026-04-29T13:49:25+00:00 2026-04-29T13:49:25+00:00

A small interface yielding large results — property-based testing and coverage fuzzing in Python.

Gretyl https://gretyl.maplecrew.org/tutorials/twine-starter.html 2026-04-29T01:04:46+00:00 2026-04-29T01:04:46+00:00

A clickable primer on Tweego — mise, marry, fire 🧶

Gretyl https://gretyl.maplecrew.org/tutorials/git-rulebook.html 2026-04-24T00:20:48+00:00 2026-04-24T00:20:48+00:00

Version control is a team sport — rhythms, experiments, and mastery checks for the CVS-era engineer.

Gretyl https://gretyl.maplecrew.org/tutorials/the-extremes-of-chance.html 2026-04-12T07:39:17+00:00 2026-04-12T07:39:17+00:00

Visualize dice odds in common gaming scenarios.

Gretyl https://gretyl.maplecrew.org/tutorials/how-gpt-learns.html 2026-04-12T07:39:16+00:00 2026-04-12T07:39:16+00:00

Highly-nuanced statistical interpolators of language-shaped things.

Gretyl https://gretyl.maplecrew.org/phrase-a-day.html 2026-04-10T00:30:51+00:00 2026-04-10T00:30:51+00:00

Keep them guessing every day!

Gretyl https://gretyl.maplecrew.org/tools/webkitdirectory-demo/ 2026-04-06T02:01:55+00:00 2026-04-06T02:01:55+00:00

Browser directory access SPA showcasing three input modes (input picker, showDirectoryPicker(), drag/drop) with tree view and file preview.

Gretyl https://gretyl.maplecrew.org/tutorials/greed.html 2026-04-05T06:13:02+00:00 2026-04-05T06:13:02+00:00

Want to push your luck? 🎲

Gretyl https://gretyl.maplecrew.org/tools/shadertoy.html 2026-04-05T02:45:38+00:00 2026-04-05T02:45:38+00:00

WebGL shader playground with live editing, built-in presets, and auto-generated UI controls via @slider annotations.

Gretyl https://gretyl.maplecrew.org/implode.html 2026-04-05T02:25:24+00:00 2026-04-05T02:25:24+00:00

Promoting the ethical consumption of billionaires.

Gretyl https://gretyl.maplecrew.org/artemis-trail.html 2026-04-05T02:16:12+00:00 2026-04-05T02:16:12+00:00

Interactive lunar mission simulator. Guide your crew through the perils of deep-space travel in a retro terminal interface.

Gretyl https://gretyl.maplecrew.org/tools/opengraph-preview.html 2026-04-05T01:52:48+00:00 2026-04-05T01:52:48+00:00

For Mastodon/Discord card rendering.

Gretyl https://gretyl.maplecrew.org/functional-data-structures/ 2026-04-04T17:05:33+00:00 2026-04-04T17:05:33+00:00

Harnessing Chris Okasaki's <em>Purely Functional Data Structures</em>, this Python module brings immutable, persistent versions of six foundational structures, from the classic ConsList and BankersQueue to advanced heap and tree variants such as LeftistHeap, PairingHeap, and RedBlackTree.

Gretyl https://gretyl.maplecrew.org/resnick-algorithms/ 2026-04-04T17:05:33+00:00 2026-04-04T17:05:33+00:00

A collection of interactive, testable simulations that showcase how simple agent rules produce complex emergent behaviors, inspired by Mitchel Resnick's <em>Turtles, Termites, and Traffic Jams</em>.

Gretyl