Mitchell Hashimoto

Mitchell Hashimoto

Creator
0 followers

Co‑founder of HashiCorp, creator of Vagrant, Terraform, now building Ghostty, speaks on infrastructure automation.

Agents Will Eclipse GUIs, Boosting Libghostty Adoption
SocialFeb 28, 2026

Agents Will Eclipse GUIs, Boosting Libghostty Adoption

Love to see it! Prediction: within a couple years the terminal GUI will no longer be the primary interface to agents, but there's going to be a hell of a lot of libghostty because agents are going to be increasingly...

By Mitchell Hashimoto
Codex 5.3 Replaces Opus 4.6 for Me
SocialFeb 25, 2026

Codex 5.3 Replaces Opus 4.6 for Me

I know this is pretty well established at this point, but Codex 5.3 is a much more effective model than Opus 4.6. I went back and forth on both for a bit, but haven’t touched Opus at all now for...

By Mitchell Hashimoto
MacOS Terminal Adds Vertical Tabs, Scriptable Browser
SocialFeb 20, 2026

MacOS Terminal Adds Vertical Tabs, Scriptable Browser

Another day another libghostty-based project, this time a macOS terminal with vertical tabs, better organization/notifications, embedded/scriptable browser specifically targeted towards people who use a ton of terminal-based agentic workflows. https://t.co/9SLNCxM21S

By Mitchell Hashimoto
GitHub PR Navigation Speed Boost Improves Daily Workflow
SocialFeb 18, 2026

GitHub PR Navigation Speed Boost Improves Daily Workflow

GitHub issue/PR navigation is significantly faster recently. Large PRs also render so much better [on Safari, especially]. It is noticeably improving my day since I navigate between them with high frequency. Thanks to whoever made this happen. ❤️

By Mitchell Hashimoto