OpenTTD
OpenTTD is a volunteer-developed, open-source transport simulation game based on Transport Tycoon Deluxe, serving a global community of simulation-game enthusiasts since 2004 via free downloads and Steam/GOG distribution.
- Company typePrivate
- Founded2004
- HeadquartersBoston, United States
- Headcount1–10
- GTM typeB2C
- OfferingSoftware
What OpenTTD does
OpenTTD is an open-source transport simulation game project founded in 2004, developed and maintained by the OpenTTD Team, a distributed group of volunteer developers. The product is a feature-rich evolution of Chris Sawyer's Transport Tycoon Deluxe (1994/1995), enabling players to build and manage transportation networks using trains, road vehicles, ships, and aircraft. Core technology comprises a custom game engine with improved pathfinding, encrypted multiplayer client-server communication, a scenario editor, and an extensive modding framework (NewGRF for custom graphics and vehicles, Game Scripts for rule modifications, and user-created AI opponents). The project distributes official base sets (OpenGFX, OpenSFX, OpenMSX) under GPL v2 and CC BY-SA 3.0 to replace proprietary TTD assets, and supports Windows, macOS, and Linux.
The business model is freemium and community-funded. The core game is freely downloadable from openttd.org; on Steam and GOG, OpenTTD is available only as part of a $9.99 bundle with Atari's re-released Transport Tycoon Deluxe following a March 2026 distribution change. Revenue streams are limited to voluntary player donations via the official website and a non-equity contribution from Atari toward server infrastructure costs. There is no sales force, no paid pricing tier, no enterprise customer base, and no disclosed financials. The customer base consists of a global, long-tail audience of transport simulation enthusiasts and Transport Tycoon franchise fans, supported by a community of 66-language translators, content creators, and a public server browser.
The project operates without a physical headquarters, runs on volunteer labor (1-10 contributors), and retains full independence as an open-source initiative despite the Atari commercial partnership. Development cadence in 2025-2026 included major release 15.0 and beta 16.0-beta1, reflecting a stable, maintenance-and-feature-extension trajectory rather than commercial scaling.
OpenTTD firmographics
Firmographics- Name
- OpenTTD
- Legal name
- OpenTTD Team
- Website
- https://openttd.org
- Company type
- Private
- Founded year
- 2004
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- OpenTTD is a volunteer-developed, open-source transport simulation game based on Transport Tycoon Deluxe, serving a global community of simulation-game enthusiasts since 2004 via free downloads and Steam/GOG distribution.
- Ownership category
- akta.pro rank
Where OpenTTD is headquartered
LocationHeadquarters
- HQ city
- Boston
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
OpenTTD business model
Business model- GTM type
- B2C
- Offering type
- Software
- Cost components
- Technology or R&D, Infrastructure, Personnel, Others
Revenue model
- Donations: Voluntary donations from the player community support server infrastructure and ongoing development costs.
- Atari Partnership Contribution: Atari contributes towards server infrastructure costs as part of the Transport Tycoon Deluxe re-release collaboration on Steam and GOG.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Pay-as-you-go | Free Download (Website) |
| One time/ perpetual license | Pay-as-you-go | Steam/GOG Bundle with TTD |
| Other | Pay-as-you-go | Donations |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels5 records
OpenTTD product offering
Product offeringCore offering
OpenTTD is an open-source transport simulation game originally derived from Chris Sawyer's Transport Tycoon Deluxe, in which players build and manage transportation networks across trains, road vehicles, ships, and aircraft. The core game is freely downloadable from the official website for Windows, Mac, and Linux, with extended distribution through Steam and GOG as part of a $9.99 bundle with Transport Tycoon Deluxe managed by Atari.
Product overview
OpenTTD is a single open-source transport simulation game based on Transport Tycoon Deluxe. The product portfolio consists of the core OpenTTD game engine, supplemented by the official base sets (OpenGFX for graphics, OpenSFX for sound effects, OpenMSX for music), and the NewGRF system for content creation. The game supports trains, road vehicles, aircraft, and ships for building transportation networks, with a built-in scenario editor, multiplayer support, and extensive customization through scripts and modifications.
Differentiator
Problem solved
Functional benefit
Products and services
- OpenTTD OpenTTD is an open-source transport simulation game that allows players to build and manage transportation networks across various terrains, supporting trains, road vehicles, ships, and aircraft for individual consumers interested in transport simulation, city building, and management games.
Companies that use OpenTTD
Customer profileSegments2 records
Ideal customer profiles2 records
OpenTTD technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
OpenTTD partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- AtaricoreAtari, as rights holder of Transport Tycoon Deluxe, collaborated with OpenTTD on the TTD re-release for Steam and GOG. As part of this agreement, Atari makes a contribution towards OpenTTD's server infrastructure costs. OpenTTD retains full independence and continues as an open source project.
Scale indicators3 records
Recent moves5 records
Expansion highlights4 records
OpenTTD competitors and assessment
Company assessmentDirect peers
- OpenRCT2: Open-source community remake of RollerCoaster Tycoon 2. Highly comparable to OpenTTD in business model (volunteer open-source project reviving a classic Chris Sawyer-era IP) and is a strong analog for how such a project is governed, monetized, and distributed.
- Urban Games (Transport Fever / Transport Fever 2): Developer of the commercial Transport Fever and Transport Fever 2 transport simulation franchises. Direct competitor in the transport-tycoon genre, offering modern 3D graphics and paid DLC where OpenTTD offers a free, mod-driven 2D alternative.
- Simutrans: Open-source transport simulation game focused on building rail, road, and air networks. Closely comparable to OpenTTD in genre, open-source license, and community-driven development model, and competes for the same niche of transport-tycoon enthusiasts.
Others
- Atari: Rights holder of the Transport Tycoon Deluxe IP and OpenTTD's strategic partner. Relevant as both an ecosystem participant (Steam/GOG bundle partner) and a potential future distribution or funding counterparty, rather than as a direct competitor.
- Chris Sawyer (Locomotion): Creator of the original Transport Tycoon, Transport Tycoon Deluxe, and Locomotion. Relevant as the IP originator whose work OpenTTD is built upon; Locomotion is an adjacent transport-tycoon title rather than a direct head-to-head competitor.
Broad incumbents
- Paradox Interactive (Cities in Motion series): Publisher of the Cities in Motion series of transport-focused city builders. Comparable as a transport-themed commercial simulation, though Paradox operates at a much larger scale and broader portfolio than OpenTTD.
- Maxis / Electronic Arts (SimCity): Original creator of the SimCity franchise, the spiritual predecessor of transport-tycoon style city builders. Comparable as a large incumbent in the simulation genre, though broader in scope than OpenTTD's transport-specific focus.
- Paradox Interactive (Cities: Skylines): Publisher of Cities: Skylines, the dominant modern city-builder with strong transport mechanics. Indirect competitor for player time and attention within the broader city/transport simulation genre.
Emerging players
- Wube Software (Factorio): Developer of Factorio, a deeply moddable factory/logistics simulation with a passionate community and direct-purchase model. Comparable to OpenTTD as a long-running, community-driven simulation game that has sustained engagement over many years.
- Dinosaur Polo Club (Mini Metro / Mini Motorways): Independent developer of minimalist transport network games (Mini Metro, Mini Motorways). Comparable as a modern transport-themed simulation with a much smaller, focused design philosophy and an indie commercial model.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights5 records
Customer concentration
OpenTTD social profiles
Digital presenceOpenTTD compliance and trust
Trust signalCompliance2 records
OpenTTD financial estimates
Financial estimateRevenue estimate
Valuation estimate
OpenTTD leadership team
Management profileNumber of profiles
OpenTTD funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
OpenTTD M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about OpenTTD
What does OpenTTD do?
OpenTTD is an open-source transport simulation game originally derived from Chris Sawyer's Transport Tycoon Deluxe, in which players build and manage transportation networks across trains, road vehicles, ships, and aircraft. The core game is freely downloadable from the official website for Windows, Mac, and Linux, with extended distribution through Steam and GOG as part of a $9.99 bundle with Transport Tycoon Deluxe managed by Atari.
Is OpenTTD a public or private company?
OpenTTD is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was OpenTTD founded?
OpenTTD was founded in 2004. It employs 1 to 10 people.
Where is OpenTTD based?
OpenTTD is headquartered in Boston, United States, in the North America region.
How does OpenTTD make money?
Two revenue lines are on record. Donations are the primary driver. The others are atari Partnership Contribution.
Who are OpenTTD's main competitors?
Direct peers on record are OpenRCT2, Urban Games (Transport Fever / Transport Fever 2) and Simutrans. Others are Atari and Chris Sawyer (Locomotion). Broad incumbents are Paradox Interactive (Cities in Motion series), Maxis / Electronic Arts (SimCity) and Paradox Interactive (Cities: Skylines). Emerging players are Wube Software (Factorio) and Dinosaur Polo Club (Mini Metro / Mini Motorways).
Does OpenTTD have an API?
No public API is recorded for OpenTTD.