Open Mat Locator
LoginOpening...
LoginOpening...
Onyx Combat Sports logo
Onyx Combat Sports
Newtown Square, Pennsylvania
Open Mat Locator

Browse-first BJJ event discovery focused on helping practitioners find nearby open mats quickly and helping gyms publish clearly.

Browse

  • Find an open mat
  • Open mats by city
  • Gym directory
  • Seminar instructors
  • Tournament organizers
  • News

Company

  • List your gym or events
  • Creator program
  • About
  • Contact

Legal

  • Privacy Policy
  • Data Deletion
  • Terms of Service
  • Cookie Policy

Trust & Support

  • Trust & Safety
  • How Verification Works

© 2026 Open Mat Locator LLC. All rights reserved.

Share
Share

About Onyx Combat Sports

Onyx Combat Sports in Newtown Square offers both gi and no-gi Brazilian Jiu-Jitsu training, with a kids program available.

Upcoming (1)Previous (0)
Open Mat
EVERYSUN
Open Mat

Open Mat

Hosted here

10:00 AM - 11:30 AM

1
Upcoming events
1
Open mats
0
Attending

Programs

BJJ (Gi)No-Gi / Submission GrapplingKids

Links

(484) 915-1120

Last updated Aug 10, 2026

Download on the App Store
@onyxcombatsports
@onyxcombatsports
Website
Class schedule

Is this your gym?

Claim this profile to manage events, invite instructors, and publish open mats.

Claim this gym