Petra’s Mail Club
A monthly snail-mail adventure from Greece, created by 10-year-old Petra and her mom for curious kids.
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Titles, domains, summaries, categories, signals, dates, and editorial-interest scores across the entire published catalogue.
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74,845 catalogue cards
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1921
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1922
Picture Batch, a converter for files that arrive in batches
A browser-based image and camera-raw converter that processes queues locally and packages the results as a ZIP with a manifest.
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1923
populace, a synthetic population built in the open
An open-source stack for constructing weighted synthetic populations from public survey and administrative data.
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1924
Pushup RPG Turns Reps Into Combat
A free iOS and Android fitness RPG that uses the phone’s camera to count pushups and squats, powering a hero through XP, loot, monsters, and eight biomes.
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1925
Pushup RPG Turns Exercise Into a Camera-Tracked Dungeon Crawl
A free iOS and Android fitness RPG counts pushups and squats with on-device camera pose detection, converting each clean rep into combat, experience, loot, and streak progress.
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1926
Pushup RPG Turns Reps Into Combat
A free iOS and Android fitness game that uses on-device camera pose detection to count pushups and squats, powering an RPG of XP, loot, streaks, and monsters.
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1927
Racket Finder
A playtest-based tennis-racket recommender that matches players with frames and string beds according to 14 playing preferences.
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1928
Shows Its Work: startup research with receipts
A tool that checks a startup idea against live signals from GitHub, Hacker News, Stack Exchange, package registries, forums, and the wider web.
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1929
Sipling, the Gentle Water-and-Alcohol Tracker
A bilingual tracker that records water and alcohol together, turning daily hydration into a growing sapling and a weekly letter from a great tree.
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1930
Soham Chakraborty’s Portfolio of Devices, Models, and Big Swings
A Berkeley bioengineering and business student documents work spanning eye-pressure glasses, clinical speech AI, haptic navigation gear, nanoparticle drug delivery, space-based data centers, and more.
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1931
Sūtra House, Five Imprints and a Publishing Commons
An independent publisher presenting books, authors, events, a literary journal, and an unusually transparent set of resources for writers.
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1932
TAIFUNOME: The Eye of a Typhoon
An independent research and art project studying what happens to living things when human systems fail, shift, or withdraw.
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1933
Taka Khoo’s Music-Making Machines
An engineer’s portfolio spanning generative music, audio research, interactive tools, swimming, and a personal library of sound.
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1934
The Dollar Book Turns Fortunes Into Pages
An interactive wealth-perspective book where every dollar sign represents $1 million, mapping fortunes from $1 million to $1 trillion across 334 pages.
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1935
Thirty Paces: a wordless one-button adventure
An in-development 2D narrative game about warmth, distance, and a mountain that never gets closer.
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1936
Truth First: When the Social Security Door Fails
A public-interest movement documenting failures in the Social Security system through witness accounts, case records, evidence, and proposed reforms.
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1937
A field guide for software workers under pressure
Unionize.software offers free, public guides for software and game workers dealing with layoffs, surveillance, retaliation, pay, burnout, and organizing.
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1938
Volley Llamas: Peace, Love, Pickleball
The official digital home of a five-player recreational pickleball team built around llama mythology, tie-dye, and an impending Fall 2026 season.
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1939
The Washington Avenue Watch, Block by Block
A neighborhood newsroom covering Point Breeze and Grays Ferry through local reporting, public records, housing data, safety, development, and community opinion.
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1940
WattPair, a power-station sizing calculator with receipts
WattPair estimates whether a portable power station can run a given appliance, and for how long, using surge demand, duty cycle, and inverter losses.
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1941
Wavelinkth Turns Spare Speakers Into a Surround Rig
A Windows app synchronizes the speakers you already own for surround sound, game-event lighting, and music-reactive ambience.
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1942
WhatThePDF Puts the Whole Score on the Biggest Screen in the Room
A native Mac PDF score viewer with foot-pedal page turns, live band syncing, annotations, and a free browser or iPhone/iPad player.
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1943
Wish busterZ: Computer Wishes, Built Live
A live show where people describe small things they wish their computers could do, then an AI agent builds them on stream.
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1944
Six Minutes of Night at Noon
A detailed planning guide and interactive map for the 2 August 2027 total solar eclipse across Egypt.