Greenroom vs Untitled Conference

Greenroom9.4Visit Untitled Conference8.9Visit

Higher score Greenroom #1 in Speaker Management Software 9.4/10 Open source ✓ 4 of 6 features Visit Greenroom

vs

Untitled Conference #6 in Speaker Management Software 8.9/10 Free plan Free plan✓ 0 of 6 features Visit site

• Greenroom fits best

  Open-source teams managing speakers end to end

• Untitled Conference fits best

  Open-source conferences needing collaboration features

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Side by side

Feature	Greenroom 9.4/10 Visit ↗	Untitled Conference 8.9/10 Visit ↗
At a glance
Editor score	9.4	8.9
Ranking	#1 in Speaker Management Software	#6 in Speaker Management Software
Best for	Open-source teams managing speakers end to end	Open-source conferences needing collaboration features
Pricing model	Free	Free
Starting price	Open source	Free plan
Free plan	Not checked yet	✓ (best)
Free trial	—	—
Deployment	Cloud, Self-hosted	Cloud, Self-hosted
Platforms	Web	Web
Support	Docs	Docs
Built for	Solo, Small business, Mid-market	Small business, Mid-market, Enterprise
Features Greenroom 4/6 · Untitled Conference 0/6
Application forms	✓ (best)	Not checked yet
Speaker portal	✓ (best)	Not checked yet
Contract management	Not checked yet	Not checked yet
Travel details	Not checked yet	Not checked yet
Session assignments	✓ (best)	Not checked yet
Email automation	✓ (best)	Not checked yet
Specs
Speaker limit	Not checked yet	Not checked yet
Our review
Pros	Covers CFPs, blind review, onboarding, scheduling, and publishing Reusable speaker CRM with sourcing, segments, merging, and bulk outreach REST API, signed webhooks, embeds, and Airtable synchronization	Covers CFPs, reviews, speaker deliverables, scheduling, and public agendas Supports co-speaker collaboration, configurable reviews, and conflict detection Free, open-source deployment with hosted, self-hosted, API, and MCP options
Cons	Airtable is the listed third-party integration Self-hosting requires the team to manage deployment responsibilities Its broad event workflow may exceed the needs of simple CFP programs	Self-hosting places hosting and deployment responsibility on the organizing team Its focus is conference programs rather than broader event-management workflows The free open-source model may not suit buyers seeking conventional paid tiers
Our verdict	Greenroom is an open-source conference program platform for organizers managing speakers from call for speakers through publication. It combines application forms, blind review, speaker status tracking, onboarding tasks, agenda building,… Read the review →	Untitled Conference is open-source software for organizing conference programs from calls for proposals through review, speaker coordination, scheduling, and publication. It suits conference teams that need shared workflows for… Read the review →

Strengths and trade-offs

• Greenroom — where it wins

  • Covers CFPs, blind review, onboarding, scheduling, and publishing
  • Reusable speaker CRM with sourcing, segments, merging, and bulk outreach
  • REST API, signed webhooks, embeds, and Airtable synchronization

  Where it doesn't

  • Airtable is the listed third-party integration
  • Self-hosting requires the team to manage deployment responsibilities
  • Its broad event workflow may exceed the needs of simple CFP programs

• Untitled Conference — where it wins

  • Covers CFPs, reviews, speaker deliverables, scheduling, and public agendas
  • Supports co-speaker collaboration, configurable reviews, and conflict detection
  • Free, open-source deployment with hosted, self-hosted, API, and MCP options

  Where it doesn't

  • Self-hosting places hosting and deployment responsibility on the organizing team
  • Its focus is conference programs rather than broader event-management workflows
  • The free open-source model may not suit buyers seeking conventional paid tiers

• Greenroom9.4/10 · Open source

  A broad, self-hostable workspace covering speaker management from CFP to publication.

  Visit GreenroomFull verdict →
• Untitled Conference8.9/10 · Free plan

  A free, open-source hub for CFPs, speaker coordination, reviews, scheduling, and publication.

  Visit siteFull verdict →