Personal notes, highlights, bookmarks and second-brain tools
openmarkdown.dev
What it does: A local-first desktop Markdown editor that enables live co-editing with AI agents via a built-in MCP server, keeping files as plain .md on disk without accounts or cloud sync.
usedeepmark.com
What it does: Your browser, X, Instagram and YouTube bookmarks in one private library. AI transcribes and describes every save; semantic search finds it in natural language.
zenproducts.ai
What it does: Local-first Mac dictation and speech-to-text application for Apple Silicon Macs that types directly into any active app, supports 110 languages, and processes audio on-device.
skriptr.ai
What it does: AI research and writing platform that grounds answers in user-uploaded sources, tracks edits as tracked changes, and auto-generates citations to help students write academic papers.
virre.ai
What it does: A private relationship intelligence system to stay intentional with the people who matter — capture context, remember what counts, and know when to reconnect.
lumichats.com
What it does: Multi-model AI platform providing access to 40+ AI models (including Claude Sonnet 4.6, GPT-5, and Gemini) in a single interface, featuring Agent Mode for sandboxed code execution, Study Mode for PDF analysis, and desktop/web clients.