Swift

A Swift framework for building command-line tools, scripts, and ZSH themes for macOS and Linux.

My system configurations for nix-darwin, NixOS, & home-manager

Self-hostable encrypted file storage with multi-level security. Encrypted in your browser; every file carries a classification label enforced by both row-level security and the key hierarchy.

LumenLeaf: PPFD Grow Light — free iPhone PAR/PPFD/DLI meter for monstera, fiddle leaf, succulents, hydroponics, grow tents. Camera RAW + printer-paper diffuser, per-light-source coefficients. No ads, no account. By Lapnito.

NoiseLedger: dB Meter Log — privacy-first sound level meter for iPhone and Android with FAST/SLOW response, MIN/LEQ/MAX, FFT spectrum, session history, PNG and CSV export. No ads, no internet.

Birthday Counter: Days Until — offline birthday countdown for iOS with Home Screen and Lock Screen widgets, milestone alerts and exact age. Free, no ads, no tracking, no account.

VeloVista is an iOS app to save and view bike rides, and keep track of the different maintenance items. It's fully built in SwiftUI following modern Apple standards.

A command-line tool that displays the terminal's color scheme.

A tribal theme for the ZSH shell.

Boat Knot Meter: Anchor Watch — iPhone GPS knot meter, anchor drift alarm, no-wake alarm, GPX export, 0.1-knot precision. Marine GPS for sailors, fishers, kayakers. Zero ads, zero accounts, fully offline.

HypoNavi: Mortgage Calculator — iPhone and Android app to compare mortgage offers, model refinance break-even, stress-test post-fixation rate hikes, and run extra-payment scenarios. Standard annuity formula. Free, offline, no tracking. By Lapnito.

Pocket Seismograph — iPhone vibration meter and Mercalli intensity logger. Real-time accelerometer trace, MMI estimate (Wald-1999), three processing modes, calibration wizard, CSV export. Free, offline, no ads. By Lapnito.

A Windows-style taskbar for macOS — one button per window, on every display. Swift 6 + AppKit, no dependencies, no polling.

Moon Phase Calendar Offline — free iPhone lunar calendar using Meeus astronomical algorithms (NASA-grade, 1900-2100). Biodynamic Root/Leaf/Flower/Fruit (Maria Thun sidereal), solunar fishing/hunting (Knight 1926), astrophotography dark-sky window, eclipse table incl. 2 August 2027 total solar. Zero ads, zero tracking. By Lapnito.

Schengen 90/180 Counter — free iPhone app implementing Regulation (EU) 2016/399 Art. 6(2) short-stay methodology. Ghost Trip planner, multi-zone (Schengen/UK/US/tax residency), EES+ETIAS info, photo library trip reconstruction on-device. For post-Brexit British travelers, digital nomads, expats. No account, no tracking, offline. By Lapnito.

Caffeine Quit Streak Tracker — free iPhone app for quitting coffee, energy drinks, soda. Real-time streak counter, science-backed withdrawal phase timeline, money-saved tracker, milestone celebrations. No ads, no account, no in-app purchases. By Lapnito.

FairLiebt iOS-App — Swift / SwiftUI, native iOS 17+

Toolchain to translate the Navajo language into American English