OpenSpec

OpenSpec

Fission AI
Codex Security OpenSpec

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Codex Security:

About

Codex Security is an AI-powered application security agent developed by OpenAI to help teams detect and fix vulnerabilities in software systems. The tool analyzes code repositories to understand the structure, architecture, and potential risk areas within a project. Using this context, it identifies complex security issues that traditional scanning tools might overlook. Codex Security prioritizes vulnerabilities based on their real-world impact, helping security teams focus on the most critical threats. The system also validates findings through sandboxed testing environments to reduce false positives and improve accuracy. Once vulnerabilities are confirmed, it proposes patches and remediation steps that align with the system’s existing behavior. By combining AI reasoning with automated validation, Codex Security helps development teams ship more secure code faster.
OpenSpec:

About

OpenSpec is an open-source spec-driven development framework designed to bring structure and clarity to AI-assisted coding workflows. It introduces a lightweight specification layer that helps teams define requirements before writing code. The platform organizes each change into structured artifacts such as proposals, specifications, designs, and task lists. It integrates with over 20 AI coding tools, allowing developers to use their preferred assistants while maintaining consistency. OpenSpec emphasizes an iterative and flexible approach rather than rigid development phases. Its command-based workflow enables users to propose, implement, and archive features efficiently. Overall, OpenSpec helps developers align with AI systems, reduce ambiguity, and produce more predictable and reliable outcomes.
Codex Security:

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported
OpenSpec:

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported
Codex Security:

Audience

Codex Security is designed for software developers, DevSecOps teams, security engineers, and organizations that need advanced tools to detect vulnerabilities and secure their software development pipelines
OpenSpec:

Audience

Developers, product teams, and organizations using AI coding assistants who want a structured, spec-driven approach to improve clarity, collaboration, and development outcomes
Codex Security:

Support

Phone Support Supported
24/7 Live Support Not Supported
Online Supported
OpenSpec:

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported
Codex Security:

API

Offers API Supported
OpenSpec:

API

Offers API Not Supported
Codex Security:

Screenshots and Videos

OpenSpec:

Screenshots and Videos

Codex Security:

Pricing

No information available.
Free Version Not Supported
Free Trial Not Supported
OpenSpec:

Pricing

Free
Open source
Free Version Supported
Free Trial Not Supported
Codex Security:

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software
OpenSpec:

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software
Codex Security:

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Supported
OpenSpec:

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported
Codex Security:

Company Information

OpenAI
Founded: 2015
United States
openai.com
OpenSpec:

Company Information

Fission AI
openspec.dev/
Codex Security:

Alternatives

Claude Security

Claude Security

Anthropic
OpenSpec:

Alternatives

Claude Code

Claude Code

Anthropic
5.0 out of 5 stars
Codex Security:
CodeMender

CodeMender

Google DeepMind
OpenSpec:
GSD Pi

GSD Pi

Open GSD
Codex Security:
Codename MDASH

Codename MDASH

Microsoft
OpenSpec:
Kiro

Kiro

Amazon Web Services
5.0 out of 5 stars
Codex Security:
OpenSpec:
Zenflow

Zenflow

Zencoder
Codex Security:
OpenSpec:
Intent

Intent

Augment Code
Codex Security:

Categories

Agentic AI Supported
AI Coding Agents Supported
AI Security Supported
Code Security Supported
OpenSpec:

Categories

Agentic AI Supported
AI Coding Agents Supported
Codex Security:

Integrations

OpenAI Codex Supported
Auggie CLI Not Supported
Cline Not Supported
CoStrict Not Supported
Codebuddy Not Supported
Crush Not Supported
Cursor Not Supported
GPT-5.1 Thinking Supported
GPT-5.2 Thinking Supported
GPT-5.4 Pro Supported
GPT-5.5 Supported
GPT-5.6 Sol Ultrafast Supported
GPT-5.6 Terra Supported
GPT-6 Sol Supported
GPT-6.1 Terra Supported
GPT-6.2 Sol Supported
GPT‑5-Codex Supported
Git Supported
GitHub Copilot Not Supported
Qoder Not Supported
OpenSpec:

Integrations

OpenAI Codex Supported
Auggie CLI Supported
Cline Supported
CoStrict Supported
Codebuddy Supported
Crush Supported
Cursor Supported
GPT-5.1 Thinking Not Supported
GPT-5.2 Thinking Not Supported
GPT-5.4 Pro Not Supported
GPT-5.5 Not Supported
GPT-5.6 Sol Ultrafast Not Supported
GPT-5.6 Terra Not Supported
GPT-6 Sol Not Supported
GPT-6.1 Terra Not Supported
GPT-6.2 Sol Not Supported
GPT‑5-Codex Not Supported
Git Not Supported
GitHub Copilot Supported
Qoder Supported
Codex Security:
Claim Codex Security and update features and information
Claim Codex Security and update features and information
OpenSpec:
Claim OpenSpec and update features and information
Claim OpenSpec and update features and information