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Open SWE

Open-source framework for building internal coding agents that accept tasks via Slack, Linear, or GitHub, execute code changes in isolated cloud sandboxes, and open draft pull requests automatically.

by LangChain · submitted by JPette1783·added 2026-06-05·
HarnessCLI
Review first review before installing

Open the source and read safety notes before installing.

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Brand
LangGraph
Brand domain
github.com
Safety notes
Each task runs in an isolated cloud Linux sandbox (Modal, Daytona, Runloop, or LangSmith) to prevent production impact., The agent executes shell commands, file operations, web fetches, and HTTP requests inside the sandbox without confirmation prompts — review sandbox provider permissions before deployment., GitHub operations are performed through a GH_TOKEN proxy; scope token permissions to the minimum required repositories., Subagent orchestration can spawn parallel child agents — set appropriate step limits and monitor LangSmith traces to prevent runaway execution., AGENTS.md or CLAUDE.md at the repository root is injected into the system prompt; review this file to control agent behavior and conventions.
Privacy notes
Repository code, Linear issue history, and Slack thread history are sent to the configured model provider API., Sandbox providers (Modal, Daytona, Runloop, LangSmith) process task execution data according to their own privacy policies., LangSmith tracing, when enabled, logs full agent traces including tool inputs and outputs — configure retention and access controls in your LangSmith organization., GitHub OAuth tokens and model API keys should be stored as secrets and never committed to the repository.
Author
LangChain
Submitted by
JPette1783
Claim status
unclaimed
Last verified
2026-06-05

Decision playbook

Review trust signals before you adopt

Signals are present but mixed. Use the checklist below to confirm the source and operational safety for your environment.

Compare context
Selected

0

Current score

63

Baseline

Delta

No baseline selected

No major trust-signal divergence detected in the current selection.

Source and provenance checks

Needs review

Confirm ownership and provenance before trusting install instructions.

  • Source link availableRequired

    Open the canonical repository and verify ownership.

    Done
  • Source provenance statusRequired

    Marked as source-backed.

    Done
  • Metadata reviewed

    No reviewed flag detected in metadata.

    Pending

Safety and privacy checks

Complete

Validate risk disclosures before installation or API wiring.

  • Safety notes presentRequired

    Review the listed safety guidance before running commands.

    Done
  • Privacy notes presentRequired

    Review data handling notes before connecting accounts or secrets.

    Done
  • Trust level risk gateRequired

    Trust level does not block evaluation.

    Done

Package and install checks

Needs review

Check package metadata and artifact integrity signals.

  • Install payload available

    Install or copy payload is available for review.

    Done
  • Package verification flag

    No package verification flag provided.

    Pending
  • Checksum metadata

    No checksum provided for downloaded artifact.

    Pending

Compare-driven decision checks

Needs review

Use compare context to validate trade-offs before adoption.

  • Compare tray has multiple entries

    Add at least one more entry to compare trust differences.

    Pending
  • Baseline comparison available

    No baseline peer selected yet.

    Pending
  • Diverging trust signals identified

    No major trust-signal divergence found.

    Pending

Setup at a glance

Copy & paste

Copy-ready — paste the snippet to get started.

Adoption plan

Balanced adoption plan

Current risk score 24/100. Use staged verification before broader rollout.

Risk 24

Pre-adoption checks

Validate source and review signals before any execution.

  • Confirm source provenanceRequired

    Source URL/provenance metadata is present.

    Done
  • Confirm metadata review state

    No review metadata found; increase manual validation.

    Pending
  • Verify install payload

    Install/config payload exists and can be inspected.

    Done

Security checks

Confirm safety, privacy, and package integrity signals.

  • Review safety notesRequired

    Safety notes are present.

    Done
  • Review privacy notesRequired

    Privacy notes are present.

    Done
  • Verify package integrity metadata

    No package verification/checksum metadata.

    Pending

Rollout

Adopt in controlled steps based on the selected plan.

  • Run in isolated sandbox firstRequired

    Use a constrained sandbox and observe behavior across multiple tasks.

    Pending
  • Roll out graduallyRequired

    Roll out to a small cohort before wider usage.

    Pending
  • Set monitoring and fallback

    Define rollback path and monitor errors after adoption.

    Pending

Evidence readiness

Evidence readiness matrix · balanced

Missing required evidence: Metadata review. Risk score 31.

Risk 31

Source provenance

Present

Source repository/provenance is listed.

Required in this preset

Metadata review

Missing

Review metadata is missing.

Required in this preset

Safety notes

Present

Safety notes are present.

Required in this preset

Privacy notes

Present

Privacy notes are present.

Optional in this preset

Package integrity

Missing

Package integrity metadata is missing.

Optional in this preset

Install payload

Present

Install payload is available.

Required in this preset

Required gaps: Metadata review

Decision timeline

Decision timeline · balanced

Blocking gaps: Check metadata review status. Risk 28.

Risk 28

triage

Confirm source provenanceRequired

Source/provenance metadata is available.

Done

triage

Check metadata review statusRequired

Review metadata is missing.

Pending

verify

Review safety notesRequired

Safety notes are available.

Done

verify

Review privacy notes

Privacy notes are available.

Done

verify

Validate package integrity metadata

Package integrity metadata is missing.

Pending

rollout

Verify install payload and commandsRequired

Install payload is available.

Done

Blockers: Check metadata review status

Prerequisite readiness

Prerequisite readiness

5 prerequisites to line up before setup. Have accounts and credentials ready first.

0/5 ready
Account & credentials4Install & runtime1

Safety & privacy surface

Safety & privacy surface

5 safety and 4 privacy notes across 5 risk areas. Review closely: credentials & tokens, permissions & scopes, third-party handling.

5 areas
  • SafetyExecution & processesEach task runs in an isolated cloud Linux sandbox (Modal, Daytona, Runloop, or LangSmith) to prevent production impact.
  • SafetyPermissions & scopesThe agent executes shell commands, file operations, web fetches, and HTTP requests inside the sandbox without confirmation prompts — review sandbox provider permissions before deployment.
  • SafetyCredentials & tokensGitHub operations are performed through a GH_TOKEN proxy; scope token permissions to the minimum required repositories.
  • SafetyExecution & processesSubagent orchestration can spawn parallel child agents — set appropriate step limits and monitor LangSmith traces to prevent runaway execution.
  • SafetyLocal filesAGENTS.md or CLAUDE.md at the repository root is injected into the system prompt; review this file to control agent behavior and conventions.
  • PrivacyThird-party handlingRepository code, Linear issue history, and Slack thread history are sent to the configured model provider API.
  • PrivacyThird-party handlingSandbox providers (Modal, Daytona, Runloop, LangSmith) process task execution data according to their own privacy policies.
  • PrivacyPermissions & scopesLangSmith tracing, when enabled, logs full agent traces including tool inputs and outputs — configure retention and access controls in your LangSmith organization.
  • PrivacyCredentials & tokensGitHub OAuth tokens and model API keys should be stored as secrets and never committed to the repository.

Disclosure: editorial

Safety notes

  • Each task runs in an isolated cloud Linux sandbox (Modal, Daytona, Runloop, or LangSmith) to prevent production impact.
  • The agent executes shell commands, file operations, web fetches, and HTTP requests inside the sandbox without confirmation prompts — review sandbox provider permissions before deployment.
  • GitHub operations are performed through a GH_TOKEN proxy; scope token permissions to the minimum required repositories.
  • Subagent orchestration can spawn parallel child agents — set appropriate step limits and monitor LangSmith traces to prevent runaway execution.
  • AGENTS.md or CLAUDE.md at the repository root is injected into the system prompt; review this file to control agent behavior and conventions.

Privacy notes

  • Repository code, Linear issue history, and Slack thread history are sent to the configured model provider API.
  • Sandbox providers (Modal, Daytona, Runloop, LangSmith) process task execution data according to their own privacy policies.
  • LangSmith tracing, when enabled, logs full agent traces including tool inputs and outputs — configure retention and access controls in your LangSmith organization.
  • GitHub OAuth tokens and model API keys should be stored as secrets and never committed to the repository.

Prerequisites

  • GitHub account with OAuth access for repository operations.
  • A model API key (Anthropic, OpenAI, or compatible provider).
  • A LangSmith API key when using LangSmith as the sandbox provider.
  • Slack workspace, Linear workspace, or GitHub repository access for the desired trigger integrations.
  • Python 3.10+ and Node.js for local development.

Schema details

Install type
copy
Troubleshooting
No
Source repository stats
Scope
Source repo
Tool listing metadata
Pricing
open-source
Disclosure
editorial
Application category
DeveloperApplication
Operating system
macOS, Windows, Linux
Full copyable content
## Overview

Open SWE is a practical reference implementation for teams that want to run
coding agents against their own repositories without building the orchestration
layer from scratch. It mirrors patterns used by engineering teams at Stripe,
Ramp, and Coinbase for internal coding agents.

The framework composes on LangGraph and the Deep Agents harness. Each task
runs in a dedicated cloud sandbox (Modal, Daytona, Runloop, or LangSmith),
executes the agent loop with roughly fifteen curated tools, and opens a draft
PR on completion. Parallel tasks get separate sandboxes with no queuing.

## Features

- Multi-platform invocation through Slack mentions, Linear comments with
  `@openswe`, and GitHub PR comment replies.
- Isolated, reusable cloud sandboxes per task thread with pluggable providers
  (Modal, Daytona, Runloop, LangSmith).
- Automatic draft pull request creation and linking back to the source task.
- Subagent orchestration for parallel subtasks via the `task` tool.
- Configurable model support and a curated tool set covering shell execution,
  file operations, web fetches, and API requests.
- A web dashboard for authentication, team settings, and direct agent chat.

## Use Cases

- Triage and resolve routine engineering tasks raised in Linear or Slack.
- Stand up an internal coding agent that respects organization conventions via
  an `AGENTS.md` or `CLAUDE.md` context file.
- Run multiple coding tasks in parallel without manual environment setup.
- Prototype a customizable, self-hosted alternative to closed coding agents.

## Disclosure

Editorial listing. No paid placement or affiliate relationship.

About this resource

Overview

Open SWE is a practical reference implementation for teams that want to run coding agents against their own repositories without building the orchestration layer from scratch. It mirrors patterns used by engineering teams at Stripe, Ramp, and Coinbase for internal coding agents.

The framework composes on LangGraph and the Deep Agents harness. Each task runs in a dedicated cloud sandbox (Modal, Daytona, Runloop, or LangSmith), executes the agent loop with roughly fifteen curated tools, and opens a draft PR on completion. Parallel tasks get separate sandboxes with no queuing.

Features

  • Multi-platform invocation through Slack mentions, Linear comments with @openswe, and GitHub PR comment replies.
  • Isolated, reusable cloud sandboxes per task thread with pluggable providers (Modal, Daytona, Runloop, LangSmith).
  • Automatic draft pull request creation and linking back to the source task.
  • Subagent orchestration for parallel subtasks via the task tool.
  • Configurable model support and a curated tool set covering shell execution, file operations, web fetches, and API requests.
  • A web dashboard for authentication, team settings, and direct agent chat.

Use Cases

  • Triage and resolve routine engineering tasks raised in Linear or Slack.
  • Stand up an internal coding agent that respects organization conventions via an AGENTS.md or CLAUDE.md context file.
  • Run multiple coding tasks in parallel without manual environment setup.
  • Prototype a customizable, self-hosted alternative to closed coding agents.

Disclosure

Editorial listing. No paid placement or affiliate relationship.

Source citations

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How it compares

Open SWE side by side with 3 alternatives on trust, install, platform support, and disclosed safety notes — all from reviewed registry metadata.

1 trust signal differ across this comparison (Submitter).

Field

Open-source framework for building internal coding agents that accept tasks via Slack, Linear, or GitHub, execute code changes in isolated cloud sandboxes, and open draft pull requests automatically.

Open dossier

Open-source infrastructure for securely running AI-generated code in isolated sandboxes that start in milliseconds, with SDKs for Python, TypeScript, and other languages, persistent snapshots, and an optional managed cloud.

Open dossier

AI software engineering agent for planning, coding, debugging, and executing development tasks with autonomous workflows.

Open dossier

AI-driven software development platform with a local GUI, CLI, Software Agent SDK, agent sandboxes, terminal/browser tools, and hosted cloud options.

Open dossier
Next steps
Trust
Review statusNot reviewedNot reviewedNot reviewedNot reviewed
Package trustPackage not verifiedPackage not verifiedPackage not verifiedPackage not verified
Source provenanceSource-backedSource-backedSource-backedSource-backed
SubmitterDiffersJPette1783JPette1783oktofeesh1
Install riskReview firstReview firstReview firstReview first
Notes Safety ✓ Privacy ✓ Safety ✓ Privacy ✓ Safety · Privacy · Safety ✓ Privacy ✓
BrandDaytona logoDaytonaDevin logoDevinOpenHands logoOpenHands
Categorytoolstoolstoolstools
SourceSource-backedSource-backedSource-backedSource-backed
AuthorLangChainDaytonaCognitionOpenHands
Added2026-06-052026-06-052026-04-272026-06-03
Platforms
Harness
Source repo
Safety notesEach task runs in an isolated cloud Linux sandbox (Modal, Daytona, Runloop, or LangSmith) to prevent production impact. The agent executes shell commands, file operations, web fetches, and HTTP requests inside the sandbox without confirmation prompts — review sandbox provider permissions before deployment. GitHub operations are performed through a GH_TOKEN proxy; scope token permissions to the minimum required repositories. Subagent orchestration can spawn parallel child agents — set appropriate step limits and monitor LangSmith traces to prevent runaway execution. AGENTS.md or CLAUDE.md at the repository root is injected into the system prompt; review this file to control agent behavior and conventions.Daytona is purpose-built to execute arbitrary, AI-generated code; only run untrusted code inside its isolated sandboxes, never on the host. Each sandbox has its own kernel, filesystem, and network stack, but sandboxes can make outbound network requests unless network limits are configured. Sandboxes support computer use, Git operations, and command execution; scope what an agent can do and review declarative builder configurations before use. Self-hosting runs runner compute nodes and Docker services that need elevated host privileges; isolate the deployment from production systems. Persistent snapshots retain sandbox filesystem state across sessions, which can preserve secrets or sensitive files written during execution.— missingOpenHands agents can edit files, run terminal commands, browse websites, start servers, and interact with repositories, so each workspace needs a clear permission boundary. The documentation recommends Docker sandboxing for local use; process-based execution is faster but has no container isolation and should be treated as unsafe for sensitive projects. Mounts into the sandbox can be modified by the agent when granted write access, so avoid broad host mounts and review exactly which project files are exposed. Confirmation mode and security analyzers can reduce risk by pausing high-risk actions, but they do not prove that an action is correct, reversible, policy-compliant, or safe to merge. Hosted, cloud, enterprise, and integration workflows add additional access-control, audit, retention, budget, and organization-policy requirements beyond the local open-source project. Benchmark performance, agent planning, context compression, and security analysis are useful signals, but human review is still required before generated changes affect protected branches or production systems.
Privacy notesRepository code, Linear issue history, and Slack thread history are sent to the configured model provider API. Sandbox providers (Modal, Daytona, Runloop, LangSmith) process task execution data according to their own privacy policies. LangSmith tracing, when enabled, logs full agent traces including tool inputs and outputs — configure retention and access controls in your LangSmith organization. GitHub OAuth tokens and model API keys should be stored as secrets and never committed to the repository.Using the managed cloud sends your code, files, and execution data to Daytona-operated infrastructure; review their terms before processing sensitive data. The platform emits OpenTelemetry metrics, log streaming, and audit logs that can capture command output and activity. API keys grant access to your sandboxes and organization; store them as secrets and never commit them to source control. Self-hosting keeps execution data on your own infrastructure but you become responsible for log retention, access control, and isolation.— missingOpenHands may process prompts, issue text, source snippets, diffs, terminal output, browser context, logs, traces, uploaded files, repository metadata, and generated patches. Model providers, local model routes, OpenHands Cloud, enterprise deployments, or connected gateways may receive task context depending on the selected configuration. Local GUI, CLI, SDK, and sandbox workflows can save conversation history, workspace state, logs, screenshots, browser artifacts, and server output on the machine or managed workspace. Cloud and enterprise integrations with GitHub, GitLab, Bitbucket, Slack, Jira, and Linear should be reviewed for repository access, user identity, issue data, retention, and audit visibility. Operators should define retention and redaction rules before sharing OpenHands conversations, trajectories, screenshots, generated patches, or benchmark artifacts outside the project team.
Prerequisites
  • GitHub account with OAuth access for repository operations.
  • A model API key (Anthropic, OpenAI, or compatible provider).
  • A LangSmith API key when using LangSmith as the sandbox provider.
  • Slack workspace, Linear workspace, or GitHub repository access for the desired trigger integrations.
  • A Daytona Cloud account and API key for the managed service, or self-hosted infrastructure for the open-source platform.
  • Python 3.8+ for the `daytona` SDK or Node.js 18+ for the `@daytona/sdk` TypeScript SDK.
  • Docker and Docker Compose to run supporting services (PostgreSQL, Redis) when self-hosting.
  • Nix with flakes enabled or a devcontainer-compatible editor for local development of the platform itself.
— none listed
  • Supported local system, container setup, or managed workspace for running the OpenHands local GUI, CLI, SDK, or hosted workflow.
  • Docker Desktop, Linux container environment, WSL setup, or remote sandbox plan when using the recommended isolated local execution path.
  • Approved model provider, local model, or hosted model route configured with the organization controls, spend limits, and data handling rules required for the target repository.
  • Git provider access, repository permissions, branch strategy, review ownership, and rollback plan before connecting OpenHands to real issues, pull requests, or production codebases.
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