Things I've
put into the world.

Connect a GitHub repository and Halvo detects or generates a Dockerfile, builds the image, and streams the build log over a WebSocket while the container comes up.

• TypeScript
• Docker Engine API
• Express
• React
• PostgreSQL
• Redis

A self-hosted mail stack — Postfix out, Dovecot for IMAP and POP3, a hand-written SMTP receiver in — with a dashboard for domains, mailboxes and API sending.

• Next.js
• React 19
• PostgreSQL
• Postfix
• Dovecot
• Docker

An async FastAPI service for YouTube search, metadata and stream resolution that runs an embedded Deno runtime to evaluate signature challenges, with Redis token buckets in front.

• Python 3.13
• FastAPI
• Redis
• Deno
• yt-dlp
• Docker

Streams HD audio and video into Telegram group voice chats from a pool of assistant clients, with address-level SSRF checks on every remote URL and a sweeper for idle calls.

• Python 3.13
• Pyrogram
• PyTgCalls
• MongoDB
• asyncio
• yt-dlp

An in-memory key-value store written in Zig with append-only persistence and background compaction, plus client libraries across seven languages and a web console.

• Zig
• TypeScript
• Go
• Rust
• Python
• Kubernetes

Extracts, inspects and repacks multi-gigabyte archives over Telegram while holding an active byte-and-time budget over the 7z child process to stop decompression bombs.

• Python 3.13
• Pyrogram
• MongoDB
• p7zip
• asyncio

Runs many Pyrogram user clients concurrently in one process from sessions in MongoDB, with a dependency-free AST checker that fails CI on un-awaited async database calls.

• Python 3.13
• Pyrogram
• MongoDB
• OpenCV
• asyncio

A C++20 Telegram client framework over TDLib with a Pyrogram-shaped API, composable boolean filters and Result-typed error handling.

• C++20
• TDLib
• CMake
• OpenSSL

Patches a stock boot.img with any Magisk channel, fetching Official, Delta and Canary builds live from the GitHub release API rather than bundling APKs.

• Python 3.12
• Pyrogram
• magiskboot
• Docker