Octokit.net: the .NET client for the GitHub API

What Octokit.net actually solves for a .NET codebase

Calling the GitHub API by hand means writing HTTP requests, attaching a token, parsing JSON into your own types, and handling pagination and rate limits for every endpoint you touch. Octokit.net removes that layer. The README describes it as "a client library targeting .NET Framework 4.6 or greater and .NET Standard 2.0 and above that provides an easy way to interact with the GitHub API", and the usage example is three lines long: construct a GitHubClient with a ProductHeaderValue, call github.User.Get("half-ogre"), read the returned object. The response is a typed C# object, not a JsonDocument.

The audience is narrow and specific. This is for people writing C# or F# tooling: release automation, repository maintenance scripts, bots that comment on pull requests, internal dashboards that read issue data, or migration utilities that walk an organisation. If your stack is not .NET, nothing here applies to you. If your stack is .NET but you only ever call one endpoint once, the dependency may cost more than the raw HttpClient call it replaces.

How the client is put together

The repository is organised as several projects rather than one monolithic assembly. Octokit/ holds the core client, Octokit.Reactive/ holds an IObservable-based variant built on Reactive Extensions, Octokit.AsyncPaginationExtension/ is a separate package for async pagination, and Octokit.Generators/ plus Octokit.Tests.Conventions/ sit alongside the test projects. The README calls Octokit "a single assembly designed to be easy to deploy anywhere", which refers to the core package you ship, not to the layout of the source tree.

The data flow is conventional. You create a GitHubClient with a product header, optionally supply credentials, call a method on one of the client's endpoint groups (User, Repository, Issues and so on), and receive a deserialised model. Authentication is not shown in the README example, which uses only public data; the documentation site is where credentials and the rest of the surface are described. That split matters when you evaluate the project: the README is a signpost, and octokitnet.readthedocs.io is the reference.

Two packaging decisions are worth noting. Octokit.Reactive is a genuinely separate package, so teams that do not want a Reactive Extensions dependency never pull one in. The async pagination support lives in its own extension project as well, which keeps the core smaller. That is a deliberate trade: more packages to track, less forced surface area.

Installing Octokit.net and making a first authenticated call

Installation is a single NuGet command. The README gives it directly, and the package name is Octokit:

dotnet add package Octokit

If you want the IObservable-based client instead, the README lists a second package, Octokit.Reactive, installed the same way:

dotnet add package Octokit.Reactive

The README's own example reads public data and needs no token. It constructs the client with a product header and fetches a user:

var github = new GitHubClient(new ProductHeaderValue("MyAmazingApp"));
var user = await github.User.Get("half-ogre");
Console.WriteLine(user.Followers + " folks love the half ogre!");

Run that and you should see a follower count for the named account printed to the console. The ProductHeaderValue is not decoration: GitHub asks clients to identify themselves, and the README example makes it a required constructor argument rather than an optional setting.

For anything that writes, or reads private data, you need credentials. The README does not show the credentials call, so treat the documentation site as the source for that step rather than guessing at the API from the example above. Build requirements are stated plainly: .NET Framework 4.6.1 (Desktop or Server) or greater, or .NET Standard 2.0 or greater. If you are on an older framework, this library will not load.

Building the repository itself, rather than consuming the package, is also documented. Clone it, then run `./build.sh` on Linux or macOS, or `.\build.ps1` on Windows. The README does not document a rollback or uninstall procedure beyond removing the package reference.

Where Octokit.net is the wrong choice

The library targets the GitHub REST API. The README links to developer.github.com/v3/ and says nothing about GraphQL. If your queries need the GraphQL API, for example to fetch a nested set of fields in one round trip, Octokit.net does not cover that surface and you should not adopt it expecting otherwise.

The second limitation is coverage. A hand-written client library has to be extended endpoint by endpoint, and the repository layout reflects that ongoing work: Octokit.Generators/, a conventions test project, and a large integration test suite exist precisely because keeping a typed wrapper in step with a moving API is continuous labour. The README does not claim complete coverage of the GitHub API. Before you commit, check that the specific endpoints your tool needs are present in the client; if one is missing, you are back to raw HTTP for that call, and now you maintain two code paths.

The third is dependency weight. .NET Framework 4.6.1 is the floor. Projects pinned to older targets cannot use it at all, and there is no lighter alternative package from this project for them.

Octokit.net against calling the API directly

The real alternative is not another library, it is HttpClient plus your own models, or a source generator such as Refit over a hand-written interface. The difference is where the maintenance sits. With Octokit.net, the endpoint definitions, request shaping and response models come from the project, and you upgrade by bumping a package version. With HttpClient, you control every request exactly, you take on no third-party dependency, and you write the deserialisation yourself.

That second path is defensible when your usage is small and stable. If you call two endpoints and they have not changed in years, a few dozen lines of HttpClient code will outlive any wrapper. The moment your usage widens to pagination, conditional requests, or a dozen endpoint groups, the balance shifts, and that is the point at which a typed client starts paying for itself.

Within the Octokit family there is also a choice to make. Octokit.Reactive exists for codebases already built on Reactive Extensions. If your application is not, adding Octokit.Reactive means adding Rx to your dependency graph for no benefit, and the plain Octokit package is the right pick.

Maintenance, versioning and the MIT licence

The repository is not archived, and the last push was on 2026-09-14. The release history shows v13.0.0 and v13.0.1 in mid-2024, then v14.0.0 on 2025-01-08. That is a major version bump after roughly six months, which is the kind of event that should trigger a read of the release notes before you upgrade, not after. The README does not describe a deprecation policy or a support window for older major versions.

On licensing, the README states the project is licensed under the MIT License, with copyright attributed to GitHub, Inc. MIT is permissive: it allows commercial and closed-source use, and it requires that the licence text and copyright notice be preserved. That is a summary of what the licence file says, not legal advice. If your organisation has rules about vendoring or attributing third-party code, route the LICENSE.txt through whoever handles that.

Upgrade cost in practice is a package version change plus whatever the release notes flag as breaking. There is no server component, no migration step, and no configuration file to update. The cost is entirely in API surface changes, which is why reading the notes for v14.0.0 matters more than the version number itself.

Editorial conclusion

Adopt Octokit.net when your code is already .NET and you want typed calls against the GitHub REST API without hand-writing HTTP and JSON. Do not adopt it if you need GraphQL, or if you cannot take a third-party dependency into your build. Before committing, verify that the endpoints you need are covered by the client, and check the v14.0.0 release notes for breaking changes against whatever version you are currently on.

Frequently asked questions

Official sources

1. License: MIT
2. octokit/octokit.net on GitHub
3. Project website
4. README
5. Releases