What are some alternatives?
When comparing Visual Studio Team Services and pre-commit, you can also consider the following products
Helix ALM - Helix ALM is the single, integrated application that lets you centralize and manage requirements, test cases, issues, and other development artifacts and their relationships.
GitStats - A local GitHub-like contributions calendar
codeBeamer ALM - Integrated application lifecycle management (ALM) platform
TortoiseGit - TortoiseGit is an easy to use client for the Git distributed revision control system.
Atlassian Bitbucket Server - Atlassian Bitbucket Server is a scalable collaborative Git solution.
Git-Repo - Manage Gitlab, GitHub and Bitbucket from the command line