Alternatives

Products that do what Codexirra does

The AI workspace for building real web applications

1. 1
   Codex by OpenAI▲346

   A command center for working with agents

   Feb 2026 · openai.com

2. 2
   Codex by OpenAI▲955

   AI that writes code for you

   2021 · openai.com

3. 3
   CodeX▲124

   Build webapps in minutes for completely free

   2025

4. 4
   CodeX-Editor▲125

   A web code editor with AI & multi-language support

   2025

5. 5
   Codex by ChatGPT▲401

   Cloud agent for parallel dev tasks, powered by Codex-1

   2025

6. 6
   Mastra 1.0▲449

   Build AI agents with a modern TypeScript stack

   Jan 2026 · github.com

7. 7
   Codex Subagents▲306

   Parallel custom agents for complex tasks

   Mar 2026 · learn.chatgpt.com

8. 8
   Asteroid▲677

   AI browser agents for your back office, built in seconds

   2025 · asteroid.ai

9. 9
   GPT-5 Codex▲358

   A version of GPT-5 better at agentic coding

   Sep 2025

10. 10
    AgentMicro▲160

    Live Codex task status in your macOS menu bar

    Aug 2026 · agentmicro.cc

11. 11MO
    Mastra – Open-source JS agent framework, by the developers of Gatsby▲442

    Hi HN, we’re Sam, Shane, and Abhi, and we’re building Mastra (https://mastra.ai), an open-source JavaScript SDK for building agents on top of Vercel’s AI SDK. You can start a Mastra project with `npm create mastra` and create workflow graphs that can suspend/resume, build a RAG pipeline and write evals, give agents memory, create multi-agent workflows, and view it all in a local playground. Previously, we built Gatsby, the open-source React web framework. Later, we worked on an AI-powered CRM but it felt like we were having to roll all the AI bits (agentic workflows, evals,…

    2025 · github.com

12. 12
    Webvizio for AI Coding Agents▲706

    Resolve dev tasks & bugs faster with Webvizio MCP

    2025 · webvizio.com

13. 13
    Codex​​▲247

    Discuss and understand your code base from within your IDE

    2022

14. 14
    SciSpace Agent ▲521

    Only AI agent automating research with 150+ academic tools

    2025

15. 15
    Design Agent by Lokuma▲434

    The designer for your AI agents (Openclaw, CC, Codex)

    Mar 2026 · lokuma.ai

16. 16
    Vellum▲416

    Build AI agents using plain English to do your boring tasks

    Jan 2026 · vellum.ai

17. 17
    Content Codex▲314

    Your brand’s content strategy, enhanced by AI

    2024

18. 18
    Codex app for Windows▲145

    Codex now runs natively on Windows with secure sandbox

    Mar 2026 · learn.chatgpt.com

19. 19
    PR-Agent by CodiumAI▲389

    AI-powered chat & code review

    2024

20. 20
    GPT‑5.3‑Codex‑Spark▲277

    An ultra-fast model for real-time coding in Codex

    Feb 2026 · openai.com

21. 21
    Workspace agents in ChatGPT▲105

    Codex-powered agents for teams.

    Apr 2026 · openai.com

22. 22
    OpenCode Superapp▲128

    The power of Codex with local, self-hosted models and voice

    Jul 2026 · opencodesuper.app

23. 23
    Google Workspace Studio▲258

    Build your AI agent in minutes to delegate the daily grind

    Dec 2025

24. 24AH
    AgentAPI – HTTP API for Claude Code, Goose, Aider, and Codex▲163

    2025 · github.com

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