Hubble

Assess

Tools

An open-source note-taking app designed for humans and agents, with flexible views and Markdown/HTML support.

Why it's here

Placed in Assess: 1 article(s) of evidence from 1 source(s), led by product launches, with 1 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.

Evidence (1)

4Hacker News·7/29/2026product_launch
Hubble launches an open-source notes app for users and agents
Hubble is an open-source note-taking app that supports Markdown and HTML and is positioned for use by both people and agents. The product highlights flexible views and agent-ready workflows, with a GitHub-backed release and downloadable app distribution.