Relive The
2026 Invitational.
The official photo gallery from the 2026 OSA Female Invitational is here — relive the best moments from a weekend of elite competition in Westminster, CA.
What's happening
across the alliance.
What Every Parent Should Know About the Liga MX Scouting Process
Champions Crowned at the 2026 OSA Mother's Day Tournament in Westminster
Elite competition.
Festive atmosphere.
OSA tournaments combine elite competition, a festive family atmosphere, and the exclusive benefits of the OSA EDGE program — offering players scouting exposure and tryout opportunities with professional clubs from Liga MX and MLS.
OSA Day of the Dead Tournament
A festive Día de los Muertos-themed showcase bringing elite youth competition to Halloween weekend, with certified officiating and OSA EDGE scouting exposure for standout talent.
Get UpdatesEntry Fees
- 3 games guaranteed
- Referee fees included
- OSA EDGE scouting exposure
Past Tournaments
A pathway for every
stage of the game.
Summer Season 2026
OSA's flagship summer competition returns — regional play across Southern California with guaranteed matches, certified referees, and a clear path toward playoff glory.
Learn More FeaturedU19 Edge Elite Division
Where ambition meets opportunity. High-level, competitive play with real prize money on the line — the bridge between youth and adult soccer.
Learn MoreOSA Mens League
Serious competition with professional support. Choose Full-Service Membership — OSA handles referees, field access, registration, scheduling, and media — or Independent Membership, where clubs manage their own fields and admin while competing in a high-quality, full-season league.
OSA Youth League
Character-driven development for $475 per season. Expert coaching, top-tier facilities, structured competition, and a strong emphasis on discipline, leadership, and academic excellence — shaping champions in life, not just on the field.
OSA Women
Stay tuned for more details! OSA Women is coming soon — join our mailing list via the contact section to be the first to know.
The pathway to
the next level.
OSA EDGE is the elite youth development platform of Open Soccer Alliance — built on high-performance training, tactical development, and competitive excellence. Through expert coaching, college recruitment support, and connections to professional opportunities, EDGE prepares players to rise from standout youth talent to scholarship-level student-athletes and beyond.
Whether the goal is NCAA soccer or a professional career — at OSA EDGE, we don't just develop players, we shape futures.
Join The MovementOpportunities
Exposure to professional scouting from top leagues including MLS and Liga MX — a clear pathway to the next level.
Strategy
Driven by innovation — technology, data-driven development, and an open system model built to scale.
Alliance
Independent clubs across regions united under a shared vision of collaboration and collective advancement.
Community
Partnering with clubs, schools, and organizations to promote development, youth outreach, and participation.
From the pitch, on Instagram.
Ready to join
the alliance?
Whether you're a club, a player, or a parent with questions about pathways, tournaments, or OSA EDGE — we'd love to hear from you.
