Alternatives

Products that do what OSS Discovery does

The open source intelligence layer

1. 1
   oss.gallery▲508

   Discover the best open-source projects

   2024

2. 2OC
   OsintRadar – Curated directory for osint tools▲83

   A project which groups together curated open source intelligence tools, frameworks, and techniques.

   Apr 2026 · osintradar.com

3. 3OG
   OSS Gallery – Crowdsourced list of the best open-source projects▲23

   2024 · oss.gallery

4. 4OA
   OSwatch – A News Aggregation Site for Open-Source Software▲150

   2016 · oswatch.net

5. 5
   OSS Database▲142

   A crowdsourced database of open source alternatives

   2022

6. 6
   1000.tools▲558

   The 1000 best tools and deals

   2023

7. 7IB
   I built an OSINT tools directory▲53

   I work on R00M 101, a Reddit-based OSINT profiler. While building it, I realized most open-source intelligence (OSINT) tools are scattered across GitHub, outdated blog posts, or random Discords. So I put together a public-facing directory of 100+ OSINT tools used by analysts, journalists, and security folks, free, filterable, and categorized by risk, platform, and use case. The idea was to make something useful and no-friction. Built with static HTML + SQL backend + a lot of caffeine. Would love feedback on how to improve the UX or tool curation. If anyone wants to contribute tools or help…

   2025 · r00m101.com

8. 8
   OS Ninja▲301

   Explore and learn open source using AI

   Jan 2026 · os.ninja

9. 9
   Awesome OSS Developer Security Tools▲100

   A curated list of free OSS developer-first security tools

   2022

10. 10
    21OSS▲5

    Discover open-source tools through stories, not lists.

    Oct 2025

11. 11OD
    OSS Database, A crowdsourced database of Open Source alternatives▲56

    2022 · ossdatabase.com

12. 12
    FOSSA▲184

    Effortlessly track & comply with open source licenses

    2017

13. 13OS
    Open-source alternatives to tools You pay for▲245

    hey makers, I've spent the whole night to compile this list out of > winners of Product Hunt > best dev tools on DevHunt > recently active on GitHub > most internet backlinks > most mentions as "alternative to .." Let me know if I should add anything there.

    2023 · osssoftware.org

14. 14FP
    Fossfox – paid opportunities for open-source devs▲235

    The index lists either companies that work on open-source products or those that heavily contribute to open-source. Either way, ideal for devs that want to keep an eye out for opportunities. Engineering teams can post for free. Open directory of available positions is here [0]. [0] https://github.com/fossfox-com/fossfox

    2023 · fossfox.com

15. 15
    Libraries.io▲150

    The open source discovery of libraries for programmers

    2015

16. 16
    Creator Economy Tools ▲300

    1000+ tools, platforms & startups in the Creator Economy

    2024

17. 17
    DeepSource Discover▲101

    Make your first meaningful open-source contribution

    2020

18. 18EO
    Every open source tool from the "What's HN working on" thread▲169

    2024 · github.com

19. 19
    ossjobs.dev▲131

    Land your next job in open source

    2023

20. 20
    CodeGroupie▲135

    Find your next coding project

    2024

21. 21FF
    Find Free and Open Source Software – Awsmfoss▲27

    2024 · awsmfoss.com

22. 22
    Notion Resources List▲99

    A curated list of 150+ Notion tools and resources

    2022

23. 23
    Profitable developer tools database▲80

    A database of 103+ hand-curated profitable developer tools

    2020

24. 24
    OSINT Tools▲2

    OSINT,OSINT Tools, OSINT Email,Free OSINT Tools

    Jan 2026 · osinttools.me

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