stravu/crystal
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(Crystal is now Nimbalyst) Run multiple Codex and Claude Code AI sessions in parallel git worktrees. Test, compare approaches & manage AI-assisted development workflows in one desktop app.
30 mentions on Hacker News by 8 people: 10 stories, 20 comments · first 2025-06-12 · latest 2025-11-13
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Crystal is one I know of: https://github.com/stravu/crystal
comment by zazer · 2025-11-13 · in Large integer precision error in Bash command output rendering -
Check out Crystal if you want a good tool for managing parallel sessions locally https://github.com/stravu/crystal
comment by radial_symmetry · 2025-10-20 · in Claude Code on the web -
…to compare Codex and Claude Code side by side you can do it in Crystal in worktrees from one prompt https://github.com/stravu/crystal
comment by radial_symmetry · 2025-10-18 · in Claude Code vs. Codex: I built a sentiment dashboard from Reddit comments -
You can use Crystal ( https://github.com/stravu/crystal ) to run Codex and Claude Code at the same time and just pick the best result.
comment by jbentley1 · 2025-10-15 · in Claude Haiku 4.5 -
Check out Crystal, similar but open source https://github.com/stravu/crystal
comment by jbentley1 · 2025-10-09 · in Embracing the parallel coding agent lifestyle -
I do this every day! In fact, I built a new type of IDE around this ( https://github.com/stravu/crystal ) and I can never go back.
comment by jbentley1 · 2025-10-09 · in Embracing the parallel coding agent lifestyle -
It seems like there are a bunch of tools more or less converging on this sort of workflow - see: https://github.com/stravu/crystal https://github.com/imbue-ai/sculptor https://github.com/omnara-ai/omnara
comment by twalla · 2025-10-09 · in Show HN: FleetCode – Open-source UI for running multiple coding agents -
I've built something very similar but am further along ( https://github.com/stravu/crystal ). I understand the desire to do your own thing, but if you are interested in joining forces and contributing I would love to have you. I think we…
comment by jbentley1 · 2025-10-08 · in Show HN: FleetCode – Open-source UI for running multiple coding agents -
A new type of development environment for working with agents https://github.com/stravu/crystal It supports Claude Code and Codex, but has you constantly working on multiple features in Git worktrees. This way you are always able to stay…
comment by jbentley1 · 2025-09-29 · in Ask HN: What are you working on? (September 2025) -
…- https://github.com/smtg-ai/claude-squad - https://steveasleep.com/autowt/ - https://github.com/stravu/crystal - https://plandex.ai/
comment by rcarr · 2025-08-09 · in GPT-5 for Developers -
…coding should look like, and I built Crystal as an agent management platform first, IDE second. https://github.com/stravu/crystal/
comment by jbentley1 · 2025-08-09 · in What the Windsurf sale means for the AI coding ecosystem -
…I hope that they expose the configuration through the SDK, but right now it works with Crystal ( https://github.com/stravu/crystal ) if you configure them in the CLI. I'm working on a proper config screen for them that just modifies the…
comment by jbentley1 · 2025-07-27 · in Claude Code introduces specialized sub-agents -
Crystal is similar and works with existing checked out repos https://github.com/stravu/crystal
comment by jbentley1 · 2025-07-20 · in Show HN: Conductor, a Mac app that lets you run a bunch of Claude Codes at once -
Crystal can do all of this and more, and unlike Conductor is open source. https://github.com/stravu/crystal
comment by jbentley1 · 2025-07-20 · in Show HN: Conductor, a Mac app that lets you run a bunch of Claude Codes at once -
https://github.com/stravu/crystal This is still alpha, but I have been using it to handle the multi-agent worktree paradigm.
comment by FlyingAvatar · 2025-07-13 · in Switching to Claude Code and VSCode Inside Docker -
…didn't have a max plan, at least according to Claude-Monitor. I've been using a tool I developed ( https://github.com/stravu/crystal ) to run several sessions in parallel. Sometimes I will run the same prompt multiple times and pick the…
comment by jbentley1 · 2025-07-03 · in Spending Too Much Money on a Coding Agent -
https://github.com/stravu/crystal Crystal is a re-imagining of what an IDE means when AI drives development. Traditional IDEs are designed for deep focus on one task at a time, but that falls apart when you have to wait 10-20 minutes for…
comment by jbentley1 · 2025-06-30 · in Ask HN: What Are You Working On? (June 2025) -
…this Linux installer for Crystal and tell me if it works on their machine I would appreciate it: https://github.com/stravu/crystal/actions/runs/15791009893/a...
comment by jbentley1 · 2025-06-23 · in Claude Code for VSCode -
…type of IDE, based around agent management and review rather than working on one thing at a time. https://github.com/stravu/crystal
comment by jbentley1 · 2025-06-23 · in Claude Code for VSCode -
This is great. I built a UI tool to run simultaneous Claude Code sessions ( https://github.com/stravu/crystal ) but by working on multiple features at once I hit the limits of my max account. Usually close to the reset, but it would be…
comment by jbentley1 · 2025-06-19 · in Show HN: Claude Code Usage Monitor – real-time tracker to dodge usage cut-offs