AI · alternatives · 2026

24 alternatives to Praex

The coding agent that runs on its own AI models

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 7 we have checked on their own sites, 7 of them free or with a free tier.

1. 1
   Reika▲72

   A coding agent CLI designed around small local models first

   14d ago · reikacode.com · its alternatives →

2. 2
   Semwright▲67

   Give AI agents structured access to real software

   13d ago · semwright.com · its alternatives →

3. 3
   Tidenfree tier, from $49/mo▲208

   Intent verification for coding agents

   12d ago · tiden.ai · its alternatives →

4. 4
   AI Sandboxes by Buddy▲88

   Isolated cloud machines for your AI coding agents

   7d ago · buddy.works · its alternatives →

5. 5
   M9Rfree▲56

   Multiplayer space for your AI coding agents and teams

   Sep 2026 · app.m9r.workers.dev · its alternatives →

6. 6
   Catenary▲90

   Spatial canvas IDE for AI coding agents

   Sep 2026 · thecatenary.app · its alternatives →

7. 7
   AgentSDR▲106

   Open-source AI SDR

   15d ago · agentsdr.ai · its alternatives →

8. 8
   Desert Ant Labs▲134

   Small specialized AI models for speech, text, vision

   Sep 2026 · desertant.com · its alternatives →

9. 9
   ruOSfree tier▲103

   A cloud desktop where AI agents do the work for you

   16d ago · ruos.cognitum.one · its alternatives →

10. 10
    Atelier▲55

    The studio your AI coding agents work in

    6d ago · appsbymo.app · its alternatives →

11. 11
    devpit▲117

    A native control room for your Claude Code agents

    18d ago · devpit.app · its alternatives →

12. 12
    Evlatfree▲97

    Know which AI coding agent is waiting on you

    22d ago · evlat.kalaomer.com · its alternatives →

13. 13
    Juggler▲95

    A visual AI coding harness

    Sep 2026 · juggler.studio · its alternatives →

14. 14
    Koreshield▲91

    Security and evidence for AI support agents

    29d ago · koreshield.ai · its alternatives →

15. 15AI
    Agent Interface▲79

    Give AI agents a better way to use computers

    Sep 2026 · unjuno.github.io · its alternatives →

16. 16
    Harness Managerfree▲83

    Your AI coding stack manager, all in one place

    28d ago · harnessmanager.devmesh.xyz · its alternatives →

17. 17
    ContextsBasefree tier▲75

    Context Infrastructure for Coding Agents

    Sep 2026 · contextsbase.com · its alternatives →

18. 18
    Eggshell▲74

    Local memory for AI agents to reuse work, spend fewer tokens

    Sep 2026 · github.com · its alternatives →

19. 19SC
    Serverless code execution, but for AI agents▲7

    2024 · sandboxed.ai · its alternatives →

20. 20
    Aperture▲63

    An AI code editor that checks its own work

    17d ago · github.com · its alternatives →

21. 21
    AEXGrid▲55

    Coordinate AI agents. From anywhere.

    Sep 2026 · aexgrid.com · its alternatives →

22. 22AC
    AI Coding Companion▲6

    2024 · codepal.vercel.app · its alternatives →

23. 23BA
    Brig – A MicroVM sandbox for AI coding agents on Mac and Linux▲9

    29d ago · its alternatives →

24. 24
    Coordination Layer for Coding Agentsfree▲9

    We built an open sourced coordination layer for AI agents working on the same repository. Detects work duplication and design conflicts early

    Aug 2026 · twing.dev · 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 →