v2.9.0

mikeyobrien/ralph-orchestratorv2.9.0Apr 3, 2026by github-actions[bot]
AI Summary

This release introduces agent waves for parallel intra-loop execution and significantly enhances the TUI with branch display and richer Copilot JSON stream handling. It also focuses on stability improvements for tool output, scratchpad path resolution, and CLI streaming.
Key Highlights

Agent waves for intra-loop parallel hat execution
Current branch display in the TUI header
Richer Copilot JSON stream event handling
Improved rich TUI tool output and end-to-end harness
Fixed TUI mouse toggle behavior and large prompt handoff
New Features

Agent waves for parallel execution
TUI branch display
Enhanced Copilot JSON stream handling
Full Release Notes

## Release Notes

### Added

- Agent waves for intra-loop parallel hat execution.
- Current branch display in the TUI header.
- Richer Copilot JSON stream event handling.

### Changed

- Improved rich TUI tool output and the end-to-end harness.
- Shifted coverage and Rust gate validation earlier in CI, with aligned local/GitHub checks.
- Refreshed documentation links and coverage publishing plumbing.

### Fixed

- TUI mouse toggle behavior.
- Scratchpad path resolution for loop state.
- Large prompt handoff for arg-based backends by routing through temp files.
- CLI executor streaming and inactivity-timeout handling.
- Self-loop event publishing guidance and backend contract validation coverage.

# ralph-bench 2.9.0

## Install ralph-bench 2.9.0

### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-installer.sh | sh
```

### Install prebuilt binaries into your npm project

```sh
npm install @ralph-orchestrator/ralph-bench@2.9.0
```

## Download ralph-bench 2.9.0

|  File  | Platform | Checksum |
|--------|----------|----------|
| [ralph-bench-aarch64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-aarch64-apple-darwin.tar.xz) | Apple Silicon macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-aarch64-apple-darwin.tar.xz.sha256) |
| [ralph-bench-x86_64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-x86_64-apple-darwin.tar.xz) | Intel macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-x86_64-apple-darwin.tar.xz.sha256) |
| [ralph-bench-aarch64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-aarch64-unknown-linux-gnu.tar.xz) | ARM64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-aarch64-unknown-linux-gnu.tar.xz.sha256) |
| [ralph-bench-x86_64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-x86_64-unknown-linux-gnu.tar.xz) | x64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-bench-x86_64-unknown-linux-gnu.tar.xz.sha256) |

# ralph-cli 2.9.0

## Install ralph-cli 2.9.0

### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-installer.sh | sh
```

### Install prebuilt binaries into your npm project

```sh
npm install @ralph-orchestrator/ralph-cli@2.9.0
```

## Download ralph-cli 2.9.0

|  File  | Platform | Checksum |
|--------|----------|----------|
| [ralph-cli-aarch64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-aarch64-apple-darwin.tar.xz) | Apple Silicon macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-aarch64-apple-darwin.tar.xz.sha256) |
| [ralph-cli-x86_64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-x86_64-apple-darwin.tar.xz) | Intel macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-x86_64-apple-darwin.tar.xz.sha256) |
| [ralph-cli-aarch64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-aarch64-unknown-linux-gnu.tar.xz) | ARM64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-aarch64-unknown-linux-gnu.tar.xz.sha256) |
| [ralph-cli-x86_64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-x86_64-unknown-linux-gnu.tar.xz) | x64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-cli-x86_64-unknown-linux-gnu.tar.xz.sha256) |

# ralph-api 2.9.0

## Install ralph-api 2.9.0

### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-installer.sh | sh
```

### Install prebuilt binaries into your npm project

```sh
npm install @ralph-orchestrator/ralph-api@2.9.0
```

## Download ralph-api 2.9.0

|  File  | Platform | Checksum |
|--------|----------|----------|
| [ralph-api-aarch64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-aarch64-apple-darwin.tar.xz) | Apple Silicon macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-aarch64-apple-darwin.tar.xz.sha256) |
| [ralph-api-x86_64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-x86_64-apple-darwin.tar.xz) | Intel macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-x86_64-apple-darwin.tar.xz.sha256) |
| [ralph-api-aarch64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-aarch64-unknown-linux-gnu.tar.xz) | ARM64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-aarch64-unknown-linux-gnu.tar.xz.sha256) |
| [ralph-api-x86_64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-x86_64-unknown-linux-gnu.tar.xz) | x64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-api-x86_64-unknown-linux-gnu.tar.xz.sha256) |

# ralph-e2e 2.9.0

## Install ralph-e2e 2.9.0

### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-installer.sh | sh
```

### Install prebuilt binaries into your npm project

```sh
npm install @ralph-orchestrator/ralph-e2e@2.9.0
```

## Download ralph-e2e 2.9.0

|  File  | Platform | Checksum |
|--------|----------|----------|
| [ralph-e2e-aarch64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-aarch64-apple-darwin.tar.xz) | Apple Silicon macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-aarch64-apple-darwin.tar.xz.sha256) |
| [ralph-e2e-x86_64-apple-darwin.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-x86_64-apple-darwin.tar.xz) | Intel macOS | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-x86_64-apple-darwin.tar.xz.sha256) |
| [ralph-e2e-aarch64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-aarch64-unknown-linux-gnu.tar.xz) | ARM64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-aarch64-unknown-linux-gnu.tar.xz.sha256) |
| [ralph-e2e-x86_64-unknown-linux-gnu.tar.xz](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-x86_64-unknown-linux-gnu.tar.xz) | x64 Linux | [checksum](https://github.com/mikeyobrien/ralph-orchestrator/releases/download/v2.9.0/ralph-e2e-x86_64-unknown-linux-gnu.tar.xz.sha256) |