Codex, DeepTutor and OpenCut: GitHub tools overview

This roundup covers ten GitHub repositories for June 14-21, 2026, as ranked by the speaker. It focuses on agent workflows and developer tools rather than model benchmarks.

Codex is presented as a Rust terminal coding assistant that works with local files and executes commands. The speaker describes ChatGPT account login, npm and Homebrew installation, and Windows, Linux and macOS support. Its connection to OpenAI models matters: running the client locally does not establish offline inference.

For learning, the speaker describes DeepTutor's document search, Obsidian vault integration and layered memory. Installation options include pip and Docker; the interface uses Next.js 16 and React 19. Code Review Graph uses Tree-sitter and SQLite to map code relationships and select context relevant to a change. The claimed token savings are the speaker's figures, not independently verified results.

Other sections cover design and engineering skill collections, office document automation, trading research and runnable agent templates. Vibe-Trading reportedly requires explicit permission for transaction execution. Awesome LLM Apps includes API key setup, so this overview does not establish that its examples run models locally.

OpenCut closes the countdown with the speaker’s discussion of programmatic video editing. This overview provides project descriptions rather than independently verified release or deployment guidance.