Dev tools · alternatives · 2026

24 alternatives to OpenMRP – an open-source manufacturing ERP built over 4 years

OpenMRP's public API. Contribute to open-mrp/api development by creating an account on GitHub.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 2 we have checked on their own sites, 2 of them free or with a free tier.

1. 1
   Open-source alternative to Retool▲420

   🔥 🔥 🔥 The Open Source Retool Alternative. Contribute to openblocks-dev/openblocks development by creating an account on GitHub.

   2022 · github.com · its alternatives →

2. 2
   mcp-usefree tier, from $25/mo▲581

   Hi HN, Luigi here. We maintain mcp-use an open-source TypeScript framework for building MCP servers and MCP Apps: https://github.com/mcp-use/mcp-use MCP is now (finally) stateless so we rewrote mcp-use v2 from scratch for the 2026-07-28 MCP spec revision: https://blog.modelcontextprotocol.io/posts/2026-07-28/ Thanks to the rebuild: - Throughput: +27% → from 8,615 to 10,982 median ops/sec - Cold launch: 2.2x faster → from 151.6 ms to 68.1 ms - Clean install: 82% smaller → from 404.6 MiB to 74.4 MiB Benchmark with methodology here:…

   2025 · manufact.com · its alternatives →

3. 3
   Secure MCP Framework by Arcade.dev▲272

   Skip migration and launch MCP with built-in Auth

   Nov 2025 · arcade.dev · its alternatives →

4. 4
   Cursor for your API▲473

   Generate, edit, lint & test your API workflow in one place

   2025 · app.getelva.ai · its alternatives →

5. 5
   DPAPI Multiplayer▲89

   Open-source multiplayer infrastructure

   2023 · multiplayer-dpapi.webflow.io · its alternatives →

6. 6
   Open-source alternative to Retool, Internal.io, etc.▲429

   Open-source foundation of ToolJet AI - the enterprise app generation platform for internal tools, dashboards, business applications, workflows and AI agents. Build visually, from a prompt, or from Claude Code, Codex and Cursor over MCP 🚀 - ToolJet/ToolJet

   2021 · github.com · its alternatives →

7. 7
   FastMCP 3.0▲205

   The fast, Pythonic way to build MCP servers and clients

   Jan 2026 · gofastmcp.com · its alternatives →

8. 8
   xmcp▲331

   The framework for building & shipping MCP applications

   2025 · xmcp.dev · its alternatives →

9. 9
   GitHub MCP Server▲324

   The Official MCP Bridge to GitHub APIs

   2025 · github.com · its alternatives →

10. 10
    OpenMCP – An open, code-first fork of the Model Context Protocol▲9

    Open Model Context Protocol (omcp) — a community-driven hard fork. Build without permission. - enclawed/omcp

    Sep 2026 · github.com · its alternatives →

11. 11
    Cortexfree▲306

    Turn API specs into docs, SDKs, and MCP servers

    Sep 2026 · cortexdocs.dev · its alternatives →

12. 12
    MCP Builder▲115

    Instantly create & deploy MCP servers from any API spec

    2025 · mcp.ag2.ai · its alternatives →

13. 13
    create-api.dev by Kong▲150

    Generate and share OpenAPI specs with AI

    2025 · api.dev · its alternatives →

14. 14
    Octri.dev▲136

    Octri provides API teams a single platform to publish docs, generate SDKs, add MCP access, and monitor APIs in production. API Studio includes editable API docs with Ask the Docs, agent-readable docs, custom guides, code examples, and an API playground. SDK Studio generates clien

    Sep 2026 · octri.dev · its alternatives →

15. 15
    OpenRPA▲4

    World first enterprise grade opensource RPA

    2021 · github.com · its alternatives →

16. 16
    An open-source manufacturing ERP/MES/QMS▲54

    Own the stack: run Carbon on your own infrastructure — on-prem, in your VPC, or fully air-gapped. ERP, MRP, MES and QMS on Postgres you own, source available, with an AGPL-3.0 Community edition.

    30d ago · carbon.ms · its alternatives →

17. 17WM
    We made an MCP Server so Cursor can build things from REST API docs▲102

    2025 · npmjs.com · its alternatives →

18. 18
    Open-Source Postman for MCP▲6

    Contribute to baristaGeek/open-source-postman-for-mcp development by creating an account on GitHub.

    Mar 2026 · github.com · its alternatives →

19. 19
    KickStarter for open source projects and LinkedIn for OSS contributors▲86

    AI You Own Owned Intelligence. Built for Enterprise. The open infrastructure, tools, and expertise to build AI your organization actually owns, not rents. T ...

    2019 · openteams.com · its alternatives →

20. 20
    PRToken▲74

    Earn incentives while contributing to open source projects

    2022 · prtoken.io · its alternatives →

21. 21
    Trust My MRR▲20

    Prove your MRR, not your faith — the open-source TrustMRR.

    Nov 2025 · trustmymrr.com · its alternatives →

22. 22
    Open API Directory MCP Server▲12

    The world's largest API directory, now in your AI toolkit

    2025 · openapidirectory.com · its alternatives →

23. 23
    OpenSourcePal▲21

    Make contributing to Open Source 10x less confusing for you

    2024 · chromewebstore.google.com · its alternatives →

24. 24
    Open-Source Infra for a Single MCP Server to Search and Use 600 Tools▲41

    ACI.dev is the open source tool-calling platform that hooks up 600+ tools into any agentic IDE or custom AI agent through direct function calling or a unified MCP server. The birthplace of VibeOps. - aipotheosis-labs/aci

    2025 · github.com · its alternatives →

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 →