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Kudamono Editor (2021--present)
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A setting, sharing and solving interface for [+250 logic puzzle genres|paper-puzzle.html], with full support for [variants|kudamono/variants], and a focus on //live conflict highlighting//.

Each genre in the collection has its own interactive page, with carefully illustrated [rule panels|kudamono/panels]. Genre pages include brand-new puzzles, created by the community. Timeless paper puzzles, now in interactive form, often premiere there.

Authors like [Erich Friedman|paper-puzzle.html?search=Erich] and [Arvi Teikari (Hempuli)|paper-puzzle.html?search=Hepuli] are represented, alongside many authors from Japan and overseas.
Everyone can [make a puzzle|kudamono/new]!

[kudamono/images/paper-puzzle/puzzles.png|paper-puzzle]

See also the [Paper Puzzle Masterlist] for a bird's eye view of the paper puzzle world.


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Featherdown syntax (2022--2024)
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featherdown/images/featherdown.svg		[Featherdown] is the lightweight [markdown-like syntax|featherdown/cheatsheet] that powers site.name since 2022. [Try it at the playground|featherdown/playground].


Puzzle Type (2019--2022)
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images/puzzle-type-180.gif		An [inductive typing puzzle|puzzle-type] on a minimalist interface, where knowledge about the real world is the ultimate reward. [Wishlist **Puzzle Type** on the official page|www.puzzletype.com]!

site.author occasionally updates the [Induction to Inductive Games|inductive-games] page with references to new games in this space.



Geometric Dreams (2020--2023)
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Polypedron (2021--2023)
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polypedron/images/toothpick-realisation.jpg ((small))	A widely available and low cost [flexible geometry kit|polypedron/make]. Fun hands-on learning for the maths classroom. [Prototyping tool|polypedron/index] for architects, engineers and designers. An artistic medium for exploration and visualisation. A toy alternative to ZomeTool, Pipegram and GeoMag.


Star battle geometries (2020--2021)
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images/star-battle-180.png				An exploration of different geometric grids, using [star battle puzzles|star-battle] as a medium. Of the +20 puzzles created, site.author is particularly proud of [Fractal (25)|star-battle#25 Fractal] and [Icosahedron (8)|star-battle#08-icosahedron].

A word of thanks to @ZenoRogue for kindly adapting the HyperRogue engine to support interactive star battles.



Puzzlescript System & Ecosystem (2018--2021)
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An exploration of the open-source Puzzlescript system and its ecosystem.

puzzlescript/images/starkoban-180.png						The the mini-puzzle [unlucky-unlock] (2014) foreshadowed a [puzzlescript game|puzzlescript/index.html]-making journey with peaks at [pmgrp], [tiaradventur], [burokku-konekuta] and [starkoban]. 
puzzlescript/images/game-tools.svg							To provide a better gaming experience, features such as a //level selector, fullscreen, background music and a hint system// were gathered under an open-source [game bar], which benefited +16 games. An extensive [puzzlescript game tools|puzzlescript/tools] reference followed. 
puzzlescript/images/puzzlescript-games-database.svg			Further benefiting the ecosystem, the complete [puzzlescript games database|puzzlescript/database] was compiled, alongside a [selected list|puzzlescript/selected-games] with  site.author's favourites.