Ask HN: What Are You Working On? (March 2026)

kept by eddie mar 09

Monthly Ask HN thread where developers share side projects, including a Rust iCloud downloader, a logic-puzzle site with 90 subscribers, and an A2A agent registry built on Docker.

Returning to Rails in 2026
Hacker News commenters debate the merits of Ruby on Rails in 2026, with many praising its conventions and stability while criticizing lack of typing and AI-oriented marketing.
also on Phoenix, Elixir, #productivity, #developer-tools
The Algorithm That Powers Your X (Twitter) Post
The X (Twitter) For You feed algorithm uses a Grok-based transformer model and open-sourced components to replace hand-crafted rules with ML, retrieving and ranking posts via in-memory stores and similarity search.
also on Phoenix, #rust, #open-source
Using coding assistance tools to revive projects you never were going to finish
Using coding assistance tools like Cursor can help developers overcome project abandonment by lowering the barrier to resuming unfinished side projects.
also on #side-projects, #productivity, #developer-tools
Technology | 2025 Stack Overflow Developer Survey
Python adoption accelerated sharply in 2025, Docker saw a record +17 point usage jump, and Rust remained the most admired language, according to the Stack Overflow Developer Survey.
also on Docker, #rust, #open-source, #developer-tools
kern: fast rootless container sandbox and virtual resource runtime
Kern is a 1.52 MB, daemonless, rootless container runtime that starts kernel-enforced sandboxes from OCI images in ~3.5 ms, with Python/Node SDKs and MCP server for AI-generated code.
also on Docker, #rust, #developer-tools