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What is OpenSpec?

OpenSpec is a powerful open-source framework built to bring structure and predictability to AI-assisted software development. It introduces a spec-driven methodology that ensures requirements are clearly defined before any code is written. The platform organizes development work into structured artifacts such as proposals, specifications, design documents, and task lists, providing a clear roadmap for implementation. OpenSpec integrates seamlessly with over 20 AI coding tools, allowing developers to continue using their preferred assistants while maintaining consistency and organization. It promotes a flexible and iterative workflow, enabling teams to refine and update specifications as needed without rigid phase constraints. The framework uses command-based interactions to streamline processes such as proposing new features, applying changes, and archiving completed work. By aligning human intent with AI execution, OpenSpec reduces ambiguity and improves the reliability of generated code. It supports both small projects and enterprise-level development, making it highly scalable. The system also emphasizes good context management, helping AI tools deliver more accurate and relevant outputs. Developers can customize workflows and adapt the framework to suit their specific needs. Its lightweight design ensures ease of adoption without adding unnecessary complexity. Overall, OpenSpec empowers teams to build better software by combining structured planning with the speed and capabilities of AI-driven development.

What is Kilo Code?

Kilo Code redefines AI-assisted programming by delivering an open-source, high-performance coding agent engineered for speed, accuracy, and complete workflow coverage. It gives developers control over every phase of software creation through dedicated modes for asking questions, designing architectures, generating code, and performing deep debugging analysis. The platform stands out with its automatic failure recovery system, which identifies errors, executes tests, and repairs issues without requiring user intervention. By integrating with marketplace tools such as Context7, Kilo enhances factual accuracy by pulling real documentation and ensuring best practices are followed. Its memory bank feature allows the agent to retain project knowledge, reducing repetitive explanations and improving long-term collaboration. Kilo also supports running multiple AI agents in parallel, enabling rapid progress on large, multifaceted tasks. Installations are flexible, spanning CLI environments, VS Code-based editors, and JetBrains tools, giving developers freedom to work wherever they prefer. The gateway offers access to over 500 models from more than 60 providers with transparent, pay-as-you-go pricing and no hidden fees. Developers can even deploy applications directly within Kilo using intelligent configuration detection. With more than 750,000 users and strong community engagement, Kilo Code has become a top choice for teams looking to modernize their development process with agentic engineering.

Media

Media

Integrations Supported

Amazon Q Developer
Auggie CLI
Cline
CoStrict
Cursor
Devstral Small 2
GLM-4.6V
GLM-4.7
GLM-5
Gemini CLI
GitHub Copilot
Google Antigravity
Kilo Code Reviewer
KiloClaw
MiMo-V2.5
MiMo-V2.5-Pro
MiniMax M2
MiniMax M2.7
OpenSpec
Windsurf Editor

Integrations Supported

Amazon Q Developer
Auggie CLI
Cline
CoStrict
Cursor
Devstral Small 2
GLM-4.6V
GLM-4.7
GLM-5
Gemini CLI
GitHub Copilot
Google Antigravity
Kilo Code Reviewer
KiloClaw
MiMo-V2.5
MiMo-V2.5-Pro
MiniMax M2
MiniMax M2.7
OpenSpec
Windsurf Editor

API Availability

Has API

API Availability

Has API

Pricing Information

Free
Free Trial Offered?
Free Version

Pricing Information

$15/user/month
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Fission AI

Company Website

openspec.dev/

Company Facts

Organization Name

Kilo Code

Date Founded

2025

Company Location

United States

Company Website

kilo.ai/

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