ArtDeck

A reference board for collecting visuals on an infinite canvas and analyzing color, value, composition, and perspective

An app for designers and visual artists to gather images, videos, links, and notes on one board, create mood boards, and analyze their references. They can keep references beside their work app and continue viewing boards across iPhone, iPad, and Mac.

latticedb

A single-file graph database with vector and full-text search

Developers working locally with relationship-focused data and AI/RAG workloads can use one single-file engine for graph traversal, vector similarity search, and BM25 full-text search.

A service for finding bus routes near your current location or another point on a map using your phone

Phone users can check bus routes near their current location, tap elsewhere on the map to search another area, and adjust how scheduled services appear and which route types are included.

Ramanujan

A distributed computing platform that runs Python scientific calculations on a cluster of idle devices

Researchers and simulation developers can write distributed scientific calculations in Python, compile them for the Ramanujan runtime, and run them using idle computing power from various internet-connected devices.

A protocol that makes one BSV satoshi the root of a verifiable semantic ledger

For developers who need a verifiable token and account ledger, it uses one satoshi UTXO as a namespace root, deterministically replays signed events and a hash chain to compute state, and supports offline verification of raw transactions.

OutRip

A paid leaderboard that ranks products by card pack results

OutRip is a paid ranking service where opening digital card packs for a product determines its position on a public board by its highest card grade. Grades are calculated continuously from the frequencies of 6 disclosed traits.

codecut

A tool that turns project rules into checks to guide coding agents.

A rule-checking tool for developers who want to explain project rule violations and fixes to coding agents while blocking only violations that can be verified.

A limited-time StartupWiki Pro lifetime access giveaway for Substack subscribers

A page with information about a limited-time lifetime subscription giveaway for Substack subscribers interested in StartupWiki Pro.

runmat

A mathematics and physics computing engine with MATLAB syntax and GPU acceleration

A computing engine for users who model, simulate, and analyze complex systems with MATLAB syntax. It is available through a CLI, a collaborative desktop app, and a web browser, and supports automatic GPU acceleration.

physical-ai-safety-eval

A safety evaluation harness for checking the intentions of AI agents that operate physical equipment

A tool for teams evaluating whether actions proposed by AI agents operating laboratory or factory equipment are permitted under declared hardware and deployment conditions.

weir

A CI gate that checks AI agent traces for improper flows of sensitive information.

A tool for development and security teams that want to use OpenTelemetry traces already emitted by AI agents to check in CI whether sensitive data reached an unauthorized destination.

RealDiff

A tool for tracing differences in runtime behavior between both sides of a pull request

RealDiff runs the same tests before and after a pull request and compares method arguments and return values to find runtime behavior changes that ordinary source review may miss.

watermarks-remover

A tool for cleaning AI watermarks from content you own with privacy in mind.

An agent skill and Python service for content owners who want to remove provenance markings from multiple providers in AI-generated text and files.

restoredrill

A recovery drill tool that documents the actual restorability of PostgreSQL and MySQL backups for audits

For development and security teams that need to know whether a backup will actually restore when needed, it restores the latest backup to a temporary container, runs custom checks, and generates a JSON report with the restore time and execution details.

Torsalis

A web planner for retirement withdrawals that accounts for taxes and sale schedules by holding

A browser-based retirement planning tool for investors who want to review after-tax proceeds, sale order, and timing when turning concentrated holdings into retirement funds.

Build your own theme park

Create your own theme park in seconds. Describe the roller coasters, rides, attractions and scenery you want, and watch your park come to life.

fnscribe

An offline dictation app that keeps voice transcription on your macOS device

FnScribe is an open-source offline dictation tool that transcribes speech locally on macOS using a shortcut or hands-free mode and inserts the result into the current app.

tare

A diagnostic tool that tracks Claude Code token usage from local session logs

A tool for users who want to understand why they reached a Claude Code usage limit and where tokens went by project and model. It reads session logs already on the computer to answer natural-language questions.

Voronoi Go

A geometry-based game of Go where players compete for territory without a grid

Players looking for a new take on traditional Go can capture territory and face an opponent in a fluid, geometry-based contest without a grid.

Anything Piano

An iOS learning app that turns a song you choose into an AI piano-roll tutorial.

Paste a song link or upload a file, and AI creates a piano tutorial in about 1 minute so beginners can practice by following falling notes.

OpenLayer

An open-source Photoshop plugin that imports ComfyUI results as editable layers

An open-source UXP plugin for image creators who want to connect a local ComfyUI server to Adobe Photoshop, preview generated or transformed results, and import them as editable layers.

MyRate FX

Compare bank exchange rates by the amount you actually receive

MyRate FX compares cash, transfer, card, and ATM exchange rates using data published by banks, then ranks them by how much currency you would receive for the amount entered.