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AI · alternatives · 2026

24 alternatives to Transform Cursor into Devin in One Minute (Open Source)

This repository gives you everything needed to supercharge your Cursor or Windsurf IDE with advanced agentic AI capabilities—similar to the $500/month Devin—but at a fraction of the cost. In under a minute, you’ll gain: * Automated planning and self-evolution, so your AI “thinks before it acts” and learns from mistakes * Extended tool usage, including web browsing, search engine queries, and LLM-driven text/image analysis * [Experimental] Multi-agent collaboration, with o1 doing the planning, and regular Claude/GPT-4o doing the execution.

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

    Our first coding model and new interface for agents

    Oct 2025 · cursor.com · its alternatives →

  2. 2

    No one’s got money for another AI subscription. So we made our browser agent totally FREE. What's the catch? Just ads while Retriever AI fetches you leads, does your exams, applied to jobs, and sends connection requests. Think like a Claude Code or Clay level tool in your browser, but free for everyone! After 35K+ users and 7M+ workflows, we spent the last few months attacking the cost of every agent step: - switching to DeepSeek Flash - Code Mode to one shot complex workflows - optimizing for 80%+ token cache hits So that now just an ad impression covers the entire cost of the agent (LLM…

    2025 · rtrvr.ai · its alternatives →

  3. 3

    The stack: two agents on separate boxes. The public one (nullclaw) is a 678 KB Zig binary using ~1 MB RAM, connected to an Ergo IRC server. Visitors talk to it via a gamja web client embedded in my site. The private one (ironclaw) handles email and scheduling, reachable only over Tailscale via Google's A2A protocol. Tiered inference: Haiku 4.5 for conversation (sub-second, cheap), Sonnet 4.6 for tool use (only when needed). Hard cap at $2/day. A2A passthrough: the private-side agent borrows the gateway's own inference pipeline, so there's one API key and one billing relationship…

    Mar 2026 · georgelarson.me · its alternatives →

  4. 4WA

    At Codeium, we've been building AI-powered extensions for a while (we first launched our VSCode extension with autocomplete a little over 2 years ago!), but we've always thought there would come a day where we would hit the limits of what could be achieved within existing IDEs, so we decided to build our own: Windsurf (yes, it's yet another VSCode fork :) We've stuffed a lot of cool features into Windsurf—a super fast autocomplete model, an inline diff generation experience that feels truly native, but we're most proud of Cascade, which is an evolution of the sidebar chat experience that…

    2024 · codeium.com · its alternatives →

  5. 5
    Viberia▲146

    Hey HN, This is my take on the agent harness. Everything on an isometric map. Agents are grouped into "buildings" that run in a sequence or a loop; e.g., the CodeForge has an agent that writes a PRD, another one that implements, and a third that reviews. Everything is customizable, you build your own buildings/teams however you want. It's a Tauri app, really light (about 8x less energy than the closest competitor I benchmarked, so it actually runs from a coffee shop on battery). It's macOS only for now, but ping me if you are willing to test the Windows or Linux version. I've been…

    May 2026 · getviberia.com · its alternatives →

  6. 6
    Freebuff▲310

    Free coding agents to kill Claude, Cursor, Replit, and Devin

    Aug 2026 · freebuff.com · its alternatives →

  7. 7
    Basin MCP▲168

    tl;dr - try Basin AI with Cursor/Windsurf, instruction here (https://mcp.basin.ai), and use API key hackernews to gain access. Hey HN — I’m Henry, co-founder of Basin, and I wanted to share something we’ve been working on called Basin MCP, a kind of QA infrastructure for AI coding copilots like Cursor, Windsurf, etc. We built Basin because we kept noticing the same thing: agentic coding tools are great at generating code, but have no idea if the thing they built actually works — or even matches the original intent, and so they're prong to hallucinations. Basically, they have…

    2025 · mcp.basin.ai · its alternatives →

  8. 8

    Effortlessly save & revive your Cursor AI chats

    2025 · eekayonline.gumroad.com · its alternatives →

  9. 9

    Talk to your cursor, get instant answers right where you are

    2025 · mightycursor.com · its alternatives →

  10. 10CI

    Hi, I'm Daniel from Zep. I've integrated the Cursor IDE with Graphiti, our open-source temporal knowledge graph framework, to provide Cursor with persistent memory across sessions. The goal was simple: help Cursor remember your coding preferences, standards, and project specs, so you don't have to constantly remind it. Before this integration, Cursor (an AI-assisted IDE many of us already use daily) lacked a robust way to persist user context. To solve this, I used Graphiti’s Model Context Protocol (MCP) server, which allows structured data exchange between the IDE and Graphiti's temporal…

    2025 · its alternatives →

  11. 11

    I've been building computer-use tools for a while, and I quietly launched this about a month ago (122 Stars on GH). I figured it was worth sharing here. Over the last few months, a lot of computer-use agents have come out: Codex, Claude Code, CUA, and others. Most of them seem to work roughly like this: 1. Take a screenshot 2. Have the model predict pixel coordinates 3. Click x,y 4. Take another screenshot 5. Repeat That works, but it's slow, expensive in tokens, and fragile. If the UI shifts a few pixels, things break. And the model still doesn't know what any element actually is. But the…

    May 2026 · github.com · its alternatives →

  12. 12
    Omentir▲19

    Turn your AI agent into a salesman and grow your revenue.

    Jul 2026 · omentir.com · its alternatives →

  13. 13

    3,000+ AI skills for Claude, Cursor & ChatGPT

    May 2026 · getskillsai.org · its alternatives →

  14. 14

    I built Gemini Cursor, an open-source multimodal AI cursor that guides users through tasks on their desktop by pointing and speaking. It leverages Gemini 2.0 Flash and Google's live multimodal API to analyze what's on screen and provide real-time assistance. In this demo, my friend tries to add a payment method to Amazon, and the AI cursor walks them through the entire process with visual cues and spoken instructions. I've also used it to interpret diagrams from research papers—curious to see what other use cases people find this useful for! Demo:…

    2025 · github.com · its alternatives →

  15. 15

    Hi HN! Creator of CursorBird here. I've recently built and published a fun side project I think you might enjoy: It's a simple Cursor extension that lets you play a flappy bird clone while the agents are running. It uses Cursor's hook system to detect agent activity: the game automatically opens when an agent starts working and closes when all agents finish. Press Tab to flap. 100% open source. Repo: https://github.com/i-am-noamg/cursorbird Install: https://open-vsx.org/extension/cursorbird/cursor-bird or from Cursor's extensions search It started…

    Nov 2025 · github.com · its alternatives →

  16. 16

    Hey HN, I'm Saai, one of the creators of Sylix. I made this open-minded version of Cursor where you can get all of the core features of Cursor but in a fully customizable IDE (Ctrl+K, @docs, parallel agents). We love Cursor so much, but there are so many other features we're building, including all things like multi-edit, parallel swaps, agent indexing (but not the traditional one), parallel LSP, or maybe... we might give agents a better understanding of the codebase via multi-semantic memory instead, alongside in-search grep for your system files or workspace. Sylix will be open source once…

    Jul 2026 · sylixide.com · its alternatives →

  17. 17AA

    I'm a solo dev in Taiwan. I built 4 AI agents that handle content, sales leads, security scanning, and ops for my tech agency — all on Gemini 2.5 Flash free tier (1,500 req&#x2F;day). I use ~105. Monthly LLM cost: $0. Architecture: 4 agents on OpenClaw (open source), running on WSL2 at home with 25 systemd timers. What they do every day: - Generate 8 social posts across platforms (quality-gated: generate → self-review → rewrite if score < 7&#x2F;10) - Engage with community posts and auto-reply to comments (context-aware, max 2 rounds) - Research via RSS + HN API + Jina Reader → feed…

    Mar 2026 · its alternatives →

  18. 18

    So, you know how bigtech gives nearly unlimited credits for coding tools and in the same time put a huge admin whitelist of what commands are allowed? So, instead of becoming a 100x engineers, you (including me) simply become a multi-window-enter-clicker I build a tool to solve this. It works locally, using OCR finds the "run" (or any other label you put e.g. accept, allow, fetch etc. ) and just clicks this button. Originally this was a tool for me and my team, but people seamed to love it so much, they encouraged me to share with you. I do understand that workflows in each bigtech company…

    May 2026 · github.com · its alternatives →

  19. 19

    Cursor isn't your IDE anymore. It's your company.

    Aug 2026 · agentickit.co · its alternatives →

  20. 20

    As a consultant I foot my own Cursor bills, and last month was $1,263. Opus is too good not to use, but there's no way to cap spending per session. After blowing through my Ultra limit, I realized how token-hungry Cursor + Opus really is. It spins up sub-agents, balloons the context window, and suddenly, a task I expected to cost $2 comes back at $8. My bill kept going up, but was I really going to switch to a worse model? No. So I built l6e: an MCP server that gives your agent the ability to budget. It works with Cursor, Claude Code, Windsurf, Openclaw, and every MCP-compatible application.…

    Apr 2026 · l6e.ai · its alternatives →

  21. 21

    Generate custom Cursorrules in seconds

    2025 · vibeforge.app · its alternatives →

  22. 22

    AI coding assistant for indie developers and small teams

    Jul 2026 · marketplace.visualstudio.com · its alternatives →

  23. 23
    1mins▲6

    Deploy your own AI assistant on fly in 60 seconds

    Feb 2026 · 1mins.in · its alternatives →

  24. 24

    Cursor published a great post last week on scaling long-running autonomous coding agents to build a browser. We’ve been exploring a similar idea, but applied to math proofs We show how a swarm of agents, coordinated via shared memory, can generate a Lean proof for a non-trivial multi-step math problem-Putnan A2-that a single agent struggled with. We were feeling fancy so we wrote a full post and captured the runtime. Harness will be public soon(tm) for you to run it yourself.

    Mar 2026 · ensue.dev · 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 →