HAR is an open-source project built for software developers managing coding-agent fleets.

Does HAR have a free plan?

Yes — HAR is open source under the Open Source license and free to use.

What platforms does HAR run on?

HAR runs on the command line. It can also be self-hosted.

The GitHub repository shows 273 commits in the last 90 days.

What are alternatives to HAR?

Similar projects tracked by PulseGate include Harness CLI, Harper, and harnify.

HAR is developed by OS Factory.

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HAR

Name: HAR
Author: OS Factory

harproject.devInfrastructure

HAR is an open-source CLI harness for coordinating fleets of coding agents across isolated worktrees, ports, and environments. It runs deterministic validation checks and records logs, artifacts, and verified tree hashes for developers managing multi-agent workflows.

Open SourceCLISelf-hosted

Visit harproject.dev

66stars

9forks

9features

2026since

Overview

9 features

In the Frameworks & runtimes space, HAR takes a focused approach. It focuses on coordinating multiple coding agents safely while verifying their changes and preserving an auditable evidence trail. HAR is an open-source project aimed at software developers managing coding-agent fleets. HAR is open source under the Open Source license. It ships for the command line, and it can be self-hosted.

OS Factory builds and maintains HAR, and it first shipped in 2026. Development happens publicly on GitHub with 66 stars and 273 commits in the last 90 days. Among its 9 catalogued features are isolated worktrees, dedicated ports, and deterministic checks. It exposes integrations via an MCP server.

Summary written by a language model from the project’s public pages.

Isolated worktrees
Dedicated ports
Deterministic checks
Validation gates
Evidence trails
Tree hash verification
Run observability
Multi-agent workflows
Plugin support

Built with & integrations

Framework

Astro

Connectors

MCP

Runs on

CLISelf-hosted

Detected from

Astro: astro-island in the HTML · /_astro/ in the HTML

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tierGitHub · ★ 66Active maintenance

Indexing history

What PulseGate has recorded for this listing

Indexed15 Aug · 20:19 UTC
os-factory/har verified against its public source
Source: PulseGate · Open

Frequently asked questions about HAR

What is HAR?: HAR focuses on coordinating multiple coding agents safely while verifying their changes and preserving an auditable evidence trail. It is catalogued under Frameworks & runtimes on PulseGate.
Who is HAR for?: HAR is an open-source project built for software developers managing coding-agent fleets.
Does HAR have a free plan?: Yes — HAR is open source under the Open Source license and free to use.
What platforms does HAR run on?: HAR runs on the command line. It can also be self-hosted.
Is HAR still active?: The GitHub repository shows 273 commits in the last 90 days.
What are alternatives to HAR?: Similar projects tracked by PulseGate include Harness CLI, Harper, and harnify.Harness CLI Harper harnify
Who makes HAR?: HAR is developed by OS Factory.
When did HAR launch?: HAR first shipped in 2026.

At a glance

Platforms: Cli
Languages: English
Open source: Yes · ★ 66
License: Open Source
First seen: 15 Aug 2026
Built for: software developers managing coding-agent fleets
Model: Open source
Solves: Coordinating multiple coding agents safely while verifying their changes and preserving an auditable evidence trail.

Registered as

GitHub: os-factory/har

Developer

OS Factory

Team

GitHub

Open source

View on GitHub

Stars: 66
Forks: 9
Open issues: 11
Last commit: 15 Aug 2026
Commits 90d: 273
Contributors: 6
Authorship: Team
Default branch: main
Latest release: v0.56.1 · 15 Aug 2026

Index record

Identity confidence: High · 96.2
Indexed: 15 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 15 Aug 2026

Identity audit (13)

Slug: os-factory-har-harproject-dev
Lifecycle state recorded: 15 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 15 Aug 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 15 Aug 2026
Canonical URL: https://harproject.dev/

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