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Dev tools · alternatives · 2026

24 alternatives to Open-Source M&A Tools

The Main Street Wealth open source hub: 100 free M&A tools, calculators, and open datasets for lower middle-market deals in HVAC, plumbing, roofing, pest control, landscaping, pool, and electrical.

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

    Hey everyone, A couple years ago, I got into programming and fell down the rabbit hole of open-source software. I started realizing a lot of the commercial software I used had open-source alternatives. In 2020, those alternatives were good but not perfect replacements. With LLMs entering the scene, there are even more open-source alternatives now and they're narrowing the gap between proprietary options. LLMs also got me thinking: will people continue using proprietary or opensource applications in the future when they can build their own personal application tailored specifically for their…

    2020 · opensource.builders · its alternatives →

  2. 2
    Scoutflo▲228

    The first-ever commercial open-source marketplace - for Free

    2023 · atlas.scoutflo.com · its alternatives →

  3. 3

    Launch micro SaaS apps fast with Open Source Next.js toolkit

    2024 · open-micro-saas-docs.vercel.app · its alternatives →

  4. 4
    ToolHub▲13

    Free online tools & calculators

    2025 · sassifly.vercel.app · its alternatives →

  5. 5

    All-in-one free online tools & utilities

    Oct 2025 · easyutilityhub.com · its alternatives →

  6. 6

    Calculators, converters & utilities

    Nov 2025 · utility-tools-ecru.vercel.app · its alternatives →

  7. 7

    I Built a Comprehensive Suite of Free Online Tools: 300+ Calculators, Converters, and Random Generators After months of coding and development, I'm excited to share my website offering a vast collection of free online calculators, unit converters, and random generators all in one place. This project was created to simplify everyday tasks and provide accurate tools for various needs. What You'll Find on My Site: Calculators: - Financial tools: ROI, APY, mortgage calculators - Business tools: Break-even, commission calculators - Mathematics: From basic to advanced functions - Health: BMI, BMR,…

    2025 · calculatinghub.com · its alternatives →

  8. 8

    Massive opensource collection of perks for builders/founders

    2025 · cloudcredits.io · its alternatives →

  9. 9

    Smart online tools | calculators, converters, generators

    2025 · its alternatives →

  10. 10

    Your privacy-first business toolkit, 100% free to use

    Mar 2026 · freesmbtools.com · its alternatives →

  11. 11
    Cloistr▲15

    Free online tools that just work

    Jul 2026 · cloistr.io · its alternatives →

  12. 12

    Common tools for your convenience — fast, free, and private.

    Jul 2026 · diy-tools-hub.replit.app · its alternatives →

  13. 13

    15 free tools that never ask for your email first

    Jun 2026 · onetaptool.com · its alternatives →

  14. 14

    Free HVAC calculators and practical reference tools

    Aug 2026 · hvactoolshub.com · its alternatives →

  15. 15

    1000+ Tools Available For Free - SEO & Marketing

    2025 · toolszu.com · its alternatives →

  16. 16
    Paylic▲3

    8 smart finance tools to plan, invest & grow better

    2025 · paylic.vercel.app · its alternatives →

  17. 17

    Free tools for business, finance, work & everyday life.

    Jun 2026 · practicaltools.co · its alternatives →

  18. 18

    Free tools. No ads. No signup. Just results.

    Jul 2026 · thetoolshive.com · its alternatives →

  19. 19

    A working due-diligence system for first-home buyers

    Jul 2026 · extycreate.gumroad.com · its alternatives →

  20. 20

    Free online tools for everyday tasks

    2025 · toolsmystro.com · its alternatives →

  21. 21

    In-one app hubYour free suite of 15 essential daily tools.

    Oct 2025 · 15freeapps.netlify.app · its alternatives →

  22. 22

    Smart, fast & free calculators for everything you need

    2025 · solveme.net · its alternatives →

  23. 23

    Free online tools & calculators

    2025 · its alternatives →

  24. 24

    Find the right tools to run and grow your small business

    May 2026 · toolbasemarketplace.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 →

Open-Source M&A Tools alternatives (2026): 24 similar tools