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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

Mentions per year 30 mentions · busiest year 2025 (30)
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  1. 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
  2. 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
  3. …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
  4. ▲ 3
    A tool that runs Claude Code and Codex side-by-side in worktrees
    story by radial_symmetry · 2025-10-16 · 2 comments
  5. 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
  6. ▲ 1
    Compare Claude Code and Codex with one click
    story by jbentley1 · 2025-10-15 · 1 comment
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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)
  12. ▲ 3
    A manager for running agents in worktrees
    story by jbentley1 · 2025-09-25 · 0 comments
  13. ▲ 9
    Crystal v0.3: Codex support in Git Worktrees
    story by jbentley1 · 2025-09-22 · 4 comments
  14. ▲ 3
    Crystal – Multi-Session Claude Code Manager
    story by moondowner · 2025-08-18 · 0 comments
  15. …- 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
  16. …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
  17. ▲ 4
    Crystal: Claude Code Needs an Agent Management Platform, Not an IDE
    story by jbentley1 · 2025-08-06 · 1 comment
  18. …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
  19. 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
  20. 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
  21. 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
  22. …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
  23. 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)
  24. ▲ 4
    Show HN: I built a UI to manage Claude Code worktrees
    story by jbentley1 · 2025-06-26 · 0 comments
  25. …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
  26. …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
  27. ▲ 2
    Crystal: An IVE: Integrated Vibe Environment
    story by handfuloflight · 2025-06-20 · 1 comment
  28. 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
  29. ▲ 6
    Show HN: I built new type of dev environment for agentic coding
    story by jbentley1 · 2025-06-18 · 0 comments
  30. ▲ 8
    Multiple Claude Code Sessions in an Easy UI: Crystal
    story by jbentley1 · 2025-06-12 · 6 comments