Alternatives

Products that do what I built a tool for (formal) model-based specification and testing does

1. 1ID
   I Design with Code▲149

   2016 · codepen.io

2. 2IV
   I've created a tool to design sequence diagrams with my team▲29

   2020 · diagrams.menduz.com

3. 3IM
   I made a free documentation tool▲77

   2021 · sidepage.co

4. 4IM
   I made an app for designing Embedded Systems and code generation▲25

   2020 · fsmpro.io

5. 5TM
   Took me a year to release a candidate testing tool with code challenges▲6

   2024 · testzebra.com

6. 6IC
   I created a Laboratory Customer Relationship Management Tool▲14

   2014 · limscentral.com

7. 7IW
   I wrote a toy functional programming language▲5

   2020 · github.com

8. 8IB
   I built a programming language for beginners▲25

   2020 · dip-lang.org

9. 9IB
   I built a tool that detects bad cases of the Log4j vulnerability▲19

   2021 · log4shell.tools

10. 10IM
    I made a tool to create software project estimates▲11

    2020 · estimake.it

11. 11IM
    I made a AI Code Review tool that knows how your company works▲5

    Mar 2026 · matrixreview.io

12. 12MF
    My first open source project (micro check library)▲13

    2015 · arasatasaygin.github.io

13. 13TI
    Today I Learned, tool I created to help me document things I learn▲15

    2020 · todayilearned.wiki

14. 14IB
    I Built an AI Tool That Humorously Roasts Your Product's Design▲7

    2024 · mockmymockup.co

15. 15DA
    Developing a game using the tool I made▲10

    2020 · victorribeiro.com

16. 16IM
    I made an API builder for side projects▲6

    2022 · getquickbase.com

17. 17IC
    I created a tool to measure code quality [With a collaborative ranking]▲5

    2021 · codekhana.xyz

18. 18IO
    I open-sourced my content analysis tool▲6

    2016 · github.com

19. 19IB
    I built an open-source data viz tool that connects to DBs and APIs▲8

    2019 · github.com

20. 20IB
    I built a tool to quickly connect APIs to LLMs like OpenAI models▲5

    2025 · interlify.com

21. 21IS
    I started building an open-source suite of tools for web apps▲9

    2024 · github.com

22. 22IB
    I built an SVG-generation tool▲7

    Oct 2025 · scalablevector.graphics

23. 23IM
    I'm making an integrated learning tool, like Anki and Workflowy in one▲5

    2021 · learnobitforhn.firebaseapp.com

24. 24IC
    I created a tool to test web applications without any code▲7

    2022 · testkit.app

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