Dev tools · alternatives · 2026

24 alternatives to Codario

Open source security made easy

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Codario launched in 2019; newer entries below may have overtaken it.

1. 1
   Coda▲1,647

   It's a new day for docs

   2017 · coda.io · its alternatives →

2. 2
   Opengrep▲340

   The open source code security engine

   2025 · opengrep.dev · its alternatives →

3. 3
   Open SaaS▲505

   Open-source & 100% free React & Node.js SaaS starter

   2024 · github.com · its alternatives →

4. 4
   Coda 3.0▲332

   The doc that brings it all together

   2022 · coda.io · its alternatives →

5. 5
   Coda 1.0 + Mobile▲390

   A doc as powerful as an app.

   2019 · coda.io · its alternatives →

6. 6
   Corso▲90

   Free, secure, open-source backup for Microsoft 365

   2023 · its alternatives →

7. 7
   Codiga▲177

   Code snippets management made easy

   2022 · codiga.io · its alternatives →

8. 8
   GoCodeo SaaS Builder▲162

   An open-source AI agent that builds full-stack SaaS apps

   2025 · github.com · its alternatives →

9. 9
   Coda 4.0▲258

   The all-in-one platform for businesses, now with AI.

   2023 · coda.io · its alternatives →

10. 10
    Codiva▲97

    Online compiler & IDE that developers love

    2018 · codiva.io · its alternatives →

11. 11
    Metlo API Security▲207

    Open source API security platform

    2022 · metlo.com · its alternatives →

12. 12
    FOSSA▲184

    Effortlessly track & comply with open source licenses

    2017 · fossa.com · its alternatives →

13. 13
    Open Source Security Page▲223

    Easily build a security page on your website

    2018 · its alternatives →

14. 14
    Codidate▲66

    A code interview platform with support for 30+ languages

    2019 · its alternatives →

15. 15
    Coda 2.5 by Panic▲130

    A fast, clean, and powerful text editor

    2014 · panic.com · its alternatives →

16. 16
    OpenTrade▲162

    Open-source trading harness for Claude Code / Codex.

    Aug 2026 · github.com · its alternatives →

17. 17
    Open sourcing a data flow engine for Clojure/Script▲116

    2019 · domino-clj.github.io · its alternatives →

18. 18NY
    Nestor – Your team's intelligent assistant on Slack▲87

    2015 · asknestor.me · its alternatives →

19. 19OO
    oso – Open-Source Policy Engine for Authorization▲44

    Oso helps companies run agents in production with confidence using monitoring, access controls, and automated least privilege.

    2020 · osohq.com · its alternatives →

20. 20
    Libretto – Making AI browser automations deterministic▲134

    Libretto (https://libretto.sh) is a Skill+CLI that makes it easy for your coding agent to generate deterministic browser automations and debug existing ones. Key shift is going from “give an agent a prompt at runtime and hope it figures things out” to: “Use coding agents to generate real scripts you can inspect, run, and debug”. Here’s a demo: https://www.youtube.com/watch?v=0cDpIntmHAM. Docs start at https://libretto.sh/docs/get-started/introduction. We spent a year building and maintaining browser automations for EHR and payer portal…

    Apr 2026 · github.com · its alternatives →

21. 21
    CodaSite▲66

    Write code, press button, get webpage, for free.

    2021 · its alternatives →

22. 22
    Keep▲108

    Alerting, by developers, for developers

    2023 · github.com · its alternatives →

23. 23
    Saas.do – Build powerful webapplications without coding▲53

    No-Code Plattform zur schnellen Digitalisierung und Automatisierung von Unternehmensprozessen. Flexibel, skalierbar und ohne Programmieraufwand.

    2016 · saas.do · its alternatives →

24. 24
    Codio▲7

    Codio is a web-based platform used to teach computer science

    2016 · codio.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 →