Here are some noteworthy or interesting projects I have finished.

pn-sequence

A Python library for testing pseudo-noise (PN) sequences. It checks a given sequence against Golomb's Randomness Postulates. If the sequence satisfies all three, it's a PN sequence.

GitHub repository | PyPI package

fern

Frugal Ethereal encRypted pastebiN. A simple paste bin tool in a single HTML file, uses LZMA compression and AES-GCM encryption using web Crypto API. Can be deployed or carried around like a portable program.

GitHub repository | Download | Demo

penne

Yet another paste bin web app. Small and fast with no JS frameworks. Server-side encryption with AES-GCM-SIV. Optional client-side encryption with XChaCha20Poly1305.

GitHub repository

| Demo

hangul

A simple hangul recognition trainer inspired by gohoneko's kana trainer.

GitHub repository | Learn