Software Engineering
Products & Services

Since 1997, SourceGear has been creating development tools, trusted distributions, and custom applications for a variety of business needs.

Our products Vault and Zumero, and our authoritative SQLite packages, are used by millions of developers and applications every day.

Vault

Vault

Centralized Version Control
SQLite

SQLite

Distributions for .NET
Services

Services

Custom App Development
Zumero

Zumero

Mobile Sync to SQL Server
Vault 11.1 with Visual Studio 2026 integration is available now! Click here to download.

Nearly 30 Years of Innovative Excellence

Whether you're managing source code, facing a supply chain compliance review, needing mobile sync to SQL Server, or designing a custom app - our tools, distributions, and services are designed to meet your requirements.
Vault

Centralized Version Control for Professional Teams

Intuitive, User-Friendly Interface. Flexible Security. Built on SQL Server and IIS.

For over 20 years, professional development teams have trusted SourceGear Vault for reliable, centralized version control and work item tracking.

Learn more about Vault
SQLite

The Trusted Distribution of SQLite for .NET

Authoritative, signed, and audit-ready SQLite distribution for .NET, delivered via NuGet.

SourceGear's SQLite distribution provides production-ready NuGet packages — so you can ship with confidence, meet compliance requirements, and avoid the pitfalls of maintaining your own builds.

Learn more about our SQLite Distribution
Services

Software Engineering Services and Custom Development

Let us build your next mobile, cloud, database, or web application.

We are experts at building custom applications across a wide range of platforms, from handheld devices to server applications in the cloud.

Learn more about Software Services
Zumero

Replicate and sync SQL Server data to SQLite on mobile devices

Work Offline, Sync Online. Zumero keeps a copy of the data on the device, so database operations do not involve the network.

In the world of mobile apps, the network is still the least reliable part of the story. Zumero's approach is faster, more reliable, and works perfectly offline.

Learn more about Zumero

Founders

SourceGear is owned and managed by Eric Sink and Corey Steffen. Eric and Corey began working together in 1996 at Spyglass, developing the web browser that later became known as Microsoft Internet Explorer. Both have Computer Science degrees from the University of Illinois at Urbana-Champaign.

Eric Sink

SourceGear Founder

Eric founded SourceGear in 1997, and was the chief architect behind SourceGear's flagship product, SourceGear Vault. He is a noted author in the software industry, having published “Eric Sink on the Business of Software”, and is a former Microsoft .NET MVP.

Corey Steffen

SourceGear Founder

Corey was the creator of SourceOffSite, a remote access solution for Microsoft Visual SourceSafe, and SourceGear's first product. He later led the Teamprise division, a suite of cross-platform client applications for Microsoft Visual Studio Team System, until it was acquired by Microsoft in 2009.