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Dev tools · alternatives · 2026

24 alternatives to BlankSpace

AI coding agent live in browser

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Work with a powerful coding assistant anywhere

    2025 · its alternatives →

  2. 2
    Zencoder ▲766

    Hi HN, I’m Andrew, Founder of Zencoder. While building our IDE extensions and cloud agents, we ran into the same issue many of you likely face when using coding agents in complex repos: agents getting stuck in loops, apologizing, and wasting time. We tried to manage this with scripts, but juggling terminal windows and copy-paste prompting was painful. So we built Zenflow, a free desktop tool to orchestrate AI coding workflows. It handles the things we were missing in standard chat interfaces: Cross-Model Verification: You can have Codex review Claude’s code, or run them in parallel to see…

    2025 · zencoder.ai · its alternatives →

  3. 3

    Build Apps with AI, No Code

    2025 · onspace.ai · its alternatives →

  4. 4

    Give your AI coding agent the web as a command line

    Jun 2026 · npmjs.com · its alternatives →

  5. 5
    Anything▲781

    Agent that ships mobile apps & web. Everything built in

    2025 · createanything.com · its alternatives →

  6. 6
    opencode▲393

    Your terminal's AI agent, with any model you want

    2025 · opencode.ai · its alternatives →

  7. 7

    Your browser AI agent for everything on your screen!

    2025 · blackbox.ai · its alternatives →

  8. 8

    Build your AI agent in minutes to delegate the daily grind

    Dec 2025 · workspace.google.com · its alternatives →

  9. 9

    You can now vibe code agentic AI apps

    Jan 2026 · blink.new · its alternatives →

  10. 10
    Grass▲291

    Gives your coding agent a dedicated VM that's ready 24/7

    Apr 2026 · codeongrass.com · its alternatives →

  11. 11

    Hey HN, We're Cosmic (YC W19), a headless CMS. Today we're launching Team Agents and the Cosmic Agent. Team Agents are AI-powered team members that live in Slack, WhatsApp, and Telegram. They have names, roles, persistent memory, and real capabilities. Not chatbots. Not one-off prompts. Persistent agents that work alongside your team. Here's what they can do: CONTENT AGENTS write blog posts, landing pages, and marketing copy. They generate images, add SEO metadata, and publish directly to the CMS. Message them in Slack, get a finished post back. CODE AGENTS read your codebase, create…

    Dec 2025 · cosmicjs.com · its alternatives →

  12. 12

    The CLI your coding agent uses to ship agents

    Jul 2026 · github.com · its alternatives →

  13. 13

    Hey HN! We’ve been building an MCP server to help AI-assisted web app developers by using browser agents to test whether changes made by an AI inside an editor actually work. We've been testing it on scenarios like verifying new flows in a UI, or checking that sending a chat request triggers a response. The idea is to let your coding agent both code and evaluate if what it did was correct. Here’s a short demo with Cursor: https://www.youtube.com/watch?v=_AoQK-bwR0w When building apps, we found the hardest part of AI-assisted coding isn’t the coding—it’s tedious point-and-click…

    2025 · github.com · its alternatives →

  14. 14

    Hey HN! I built Browser AI after getting frustrated with the official Playwright MCP server in Claude Code. If you've used it, you know the pain: - 20+ separate tools that Claude has to juggle (click, fill, navigate, wait_for_selector, etc.) - Context window explosions from verbose screenshot data and DOM snapshots - Constant tool selection errors where Claude picks the wrong tool or forgets parameters Browser AI wraps Playwright MCP with a single natural language interface. Instead of Claude managing dozens of tools, you get one: browser_ai.execute. Just tell it what you want in plain…

    Nov 2025 · aibrowser.surf · its alternatives →

  15. 15

    Hi HN, I’m Michael, I built AgentGrid with my friend Souren because we were tired of losing our coding sessions and couldn't keep track of what was actually being built across our many projects. Our approach was to use an infinite canvas desktop app for the TUIs we already know and love, mainly claude + codex. We drew inspiration from Figma and Railway. Overtime we added image nodes, notes, terminals, coding editors, source control, etc. I wasn't sure about it at first. It took me a month to give the first version Souren built a real try. What got me was an Apple System Update I've been…

    Jul 2026 · agentgrid.sh · its alternatives →

  16. 16
    Nimbus▲89

    Hi HN, I'm Anil. Nimbus is a desktop browser with an AI agent built into it. The UX is shamelessly inspired by Claude Code: a chat bar at the bottom, an agent log above it, and the webpage itself when its needed. This is mainly a UX experiment for me. And also the reason it isn't a Chrome extension: once you have a chat bar that understands intent, the URL field is redundant. You shouldn't have two places to tell the browser what you want. I didn't want to bolt an agent onto an existing browser's chrome and end up with duplicated controls everywhere — I wanted full freedom to redesign the…

    May 2026 · usenimbus.app · its alternatives →

  17. 17
    Pixcode▲76

    A self-hosted control room for AI coding agents

    May 2026 · github.com · its alternatives →

  18. 18
    Phoenix▲103

    AI coding agent built for iOS, macOS app development

    Aug 2026 · phoenix.vu · its alternatives →

  19. 19
    DexCode▲94

    Your AI Agent builds the Deck & you never leave the terminal

    Mar 2026 · co-r-e.github.io · its alternatives →

  20. 20
    Code▲20

    Hey HN, Today we're launching Code, a community-driven, open-source coding agent for your terminal. It's a fork of OpenAI's codex with a focus on developer ergonomics and local control. Key features: - Browser integration – attach to your Chrome via CDP or use a built-in headless browser. You can browse pages, run the CLI in a browser session, and even take screenshots from the terminal. - Multi-agent commands – /plan, /solve and /code orchestrate multiple models (ChatGPT, Claude, Gemini) to propose and implement solutions, with consensus or race options. - Diff viewer – see…

    2025 · github.com · its alternatives →

  21. 21

    No-code AI agents for any channel in minutes

    Jan 2026 · aismarttalk.tech · its alternatives →

  22. 22

    Deploy AI Engineers Into Your Stack in Minutes

    2025 · codexhub.ai · its alternatives →

  23. 23

    Vibe Coding? Stop your AI Agent from guessing.

    2025 · chromewebstore.google.com · its alternatives →

  24. 24

    A local command room for AI coding agents.

    Jun 2026 · luckeysystems.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →