Life & fun · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Oasys – system design interview platform launched in 2021; newer entries below may have overtaken it.

1. 1
   Toby▲113

   Realistic mock interviews with an AI hiring manager

   10d ago · usetoby.ai · its alternatives →

2. 2
   Hireica▲74

   Virtual interviewing platform

   2017 · its alternatives →

3. 3
   User Interviews▲221

   Make better decisions with feedback from real people

   2016 · userinterviews.com · its alternatives →

4. 4IS
   Interviewer.space – candidate assessment platform for engineering teams▲6

   2021 · interviewer.space · its alternatives →

5. 5
   LeetSys▲7

   I built a free platform for practicing system design interviews!: https://leetsys.dev. The currently available problems will always be listed as free! It lets you chat with an interviewer in real time as you work through a system design problem. It also gives you detailed feedback at the end of the interview that you can use to assess your performance and see where you can improve. Please try it out and let me know what you think!

   2025 · leetsys.dev · its alternatives →

6. 6
   Pramp 2.0▲190

   Peer-to-peer practice for live technical interviews

   2017 · tyn.ee · its alternatives →

7. 7IM
   I made an interview platform for hardware engineers in Verilog▲5

   2023 · bithacker.io · its alternatives →

8. 8
   The Muse▲127

   Curated career platform.

   2014 · themuse.com · its alternatives →

9. 9IE
   Interview Engine▲5

   2010 · interview2010.com · its alternatives →

10. 10
    99 Bottles of OOP▲66

    A practical guide to object oriented design

    2016 · sandimetz.com · its alternatives →

11. 11
    Whiteboard▲92

    the open-source IDE for thoughtful software design

    4d ago · dev.fast · its alternatives →

12. 12
    Mitya▲87

    Prototyping for Interaction Designers

    2014 · mitya-app.com · its alternatives →

13. 13
    Stack▲88

    A task manager for Devs & Designers

    2015 · macropod.com · its alternatives →

14. 14
    Talking Code - Product Design and User Experience▲59

    Sven Lenaerts shares his expertise on product design and us…

    2015 · talkingcode.com · its alternatives →

15. 15
    Opbeat▲75

    An ops collaboration platform for developers.

    2014 · its alternatives →

16. 16
    Tech Interview Experience from Google, Microsoft, and Atlassian▲6

    2024 · techinterviewexp.site · its alternatives →

17. 17
    Avocado▲69

    A new toolbox for interaction designers

    2014 · ideo.com · its alternatives →

18. 18
    GoodQuestion: A job interview note taking and collaboration tool▲9

    2023 · goodquestion.io · its alternatives →

19. 19
    HackerEarth Recruit▲26

    A Talent Assessment Platform

    2017 · hackerearth.com · its alternatives →

20. 20
    Discourse▲43

    New open source discussion platform from Jeff Atwood.

    2014 · discourse.org · its alternatives →

21. 21
    Technical Interview for an Open Source Team (Grove Engineering)▲6

    The interview is spinning up our local development environment. Feels like the perfect bidirectional way to really check if someone is a technical fit.

    2025 · github.com · its alternatives →

22. 22
    Refdash▲7

    A better way to interview

    2016 · its alternatives →

23. 23OG
    OpenDesign – Getting More Designers Involved in Open-Source▲9

    2014 · opendesign.io · its alternatives →

24. 24OS
    Open-source, developer-first prompt engineering platform▲6

    2024 · docs.hatchet.run · 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 →