Riddle turns a reMarkable Paper Pro into Tom Riddle's diary. You write with the pen, pause for a few seconds, and the answer appears on the page as flowing handwriting. No screen glow, no keyboard, no chat window. Built by Maxime Rivest, MIT licensed, around 1.6k stars on GitHub.
Obsidian has great support for keyboard shortcuts. Most commands can be invoked using shortcuts, and most of those can be customized.
A curated, cross-linked collection of concepts — designed to learn from first principles. Built from concept cards and published as a website.
OpenMontage is an open source (AGPLv3) agentic video production system. You describe the video you want in plain language, and an AI coding assistant (Claude Code, Cursor, Copilot, Windsurf) handles the whole chain: research, scripting, asset generation, editing, and composition. No manual editing w
Zencastr is an all-in-one remote recording platform for podcasters, video creators, and interviewers. Founded in 2016, endorsed by people like Seth Godin and Sam Harris. The pitch: spend less time juggling tools, more time making content.
AgentBox is Rui Carmo's Docker-based sandbox for running coding agents in isolation. The README is refreshingly honest about the state of the art: "There's no perfect way to sandbox agents (yet), but containers are a practical start." MIT licensed, ~141 stars, mostly Dockerfile and Makefile.
Tools
A newsletter discussing AI, Knowledge Work, Knowledge Management Systems, Zen Productivity, Personal Organization, and everything in between!
Promotions
My 2026 summer sale is live. 30% off everything in the store until July 30 with the code SummerSale2026. The quiet weeks of summer are the perfect time to finally build the knowledge system you've been postponing all year.
True story, Word of Honor: Joseph Heller, an important and funny writer now dead, and I were at a party given by a billionaire on Shelter Island.
I just shipped version 1.1.0 of the Kanban Action Planner plugin. It adds board, calendar, and now timeline views to Obsidian Bases, all driven by your own note properties.
Claude Sonnet 5 is Anthropic's mid-tier Claude model, released early July 2026. Anthropic calls it "our most agentic Sonnet yet": it plans, drives browsers and terminals, and runs autonomously at a level that required Opus-class models a few months earlier. The pitch is simple: near Claude Opus 4.8
Claude Tag is Anthropic's way for teams to work with Claude as a teammate inside Slack. Announced June 23, 2026 (beta for Claude Team and Enterprise), it lets Claude join Slack as a team member: admins grant it access to selected channels, tools, data, and codebases, and anyone in a channel can tag
A clear roadmap to building your own knowledge system. Subscribe and get it straight to your inbox.
6,000+ readers. No spam. Unsubscribe anytime.
