Excalibur.LeaderElection 10.0.0-alpha.9

This is a prerelease version of Excalibur.LeaderElection.

dotnet add package Excalibur.LeaderElection --version 10.0.0-alpha.9

NuGet\Install-Package Excalibur.LeaderElection -Version 10.0.0-alpha.9

This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.

<PackageReference Include="Excalibur.LeaderElection" Version="10.0.0-alpha.9" />

For projects that support PackageReference, copy this XML node into the project file to reference the package.

<PackageVersion Include="Excalibur.LeaderElection" Version="10.0.0-alpha.9" />
                    

                            Directory.Packages.props

<PackageReference Include="Excalibur.LeaderElection" />
                    

                            Project file

For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.

paket add Excalibur.LeaderElection --version 10.0.0-alpha.9

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

#r "nuget: Excalibur.LeaderElection, 10.0.0-alpha.9"

#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.

#:package Excalibur.LeaderElection@10.0.0-alpha.9

#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.

#addin nuget:?package=Excalibur.LeaderElection&version=10.0.0-alpha.9&prerelease
                    

                            Install as a Cake Addin

#tool nuget:?package=Excalibur.LeaderElection&version=10.0.0-alpha.9&prerelease
                    

                            Install as a Cake Tool

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

Excalibur.LeaderElection

Distributed leader election infrastructure for the Excalibur framework.

Installation

dotnet add package Excalibur.LeaderElection

Features

ILeaderElection - Leader election abstraction
ILeaderElectionFactory - Factory for multi-resource leadership
IHealthBasedLeaderElection - Health-aware leader election
InMemoryLeaderElection - In-memory implementation for testing
TypeForwarders for backward compatibility
AOT-compatible with full Native AOT support

Usage

// Register leader election with in-memory (for testing)
services.AddInMemoryLeaderElection();

// Subscribe to leadership changes
leaderElection.LeaderChanged += (sender, args) =>
{
    if (args.IsLeader)
        Console.WriteLine("I am now the leader!");
};

// Acquire leadership
await leaderElection.AcquireLeadershipAsync(cancellationToken);

Provider Packages

Choose the provider that matches your infrastructure:

Package	Backend	Use Case
`Excalibur.LeaderElection.SqlServer`	SQL Server	On-premises, Azure SQL
`Excalibur.LeaderElection.Redis`	Redis	High-performance, distributed cache
`Excalibur.LeaderElection.Consul`	HashiCorp Consul	Service mesh, multi-datacenter
`Excalibur.LeaderElection.Kubernetes`	Kubernetes Lease API	Cloud-native Kubernetes deployments

Excalibur.Dispatch.LeaderElection.Abstractions - Canonical interfaces

License

This project is multi-licensed under:

See LICENSE for details.

Product	Compatible and additional computed target framework versions.
.NET	net10.0 is compatible. net10.0-android was computed. net10.0-browser was computed. net10.0-ios was computed. net10.0-maccatalyst was computed. net10.0-macos was computed. net10.0-tvos was computed. net10.0-windows was computed.

Compatible target framework(s)

Included target framework(s) (in package)

Learn more about Target Frameworks and .NET Standard.

net10.0
- Ben.Demystifier (>= 0.4.1)
- CloudNative.CloudEvents (>= 2.8.0)
- CloudNative.CloudEvents.SystemTextJson (>= 2.8.0)
- Cronos (>= 0.12.0)
- Dapper (>= 2.1.72)
- Excalibur.Dispatch.Abstractions (>= 10.0.0-alpha.9)
- Excalibur.Dispatch.LeaderElection.Abstractions (>= 10.0.0-alpha.9)
- Excalibur.Hosting (>= 10.0.0-alpha.9)
- Excalibur.Outbox (>= 10.0.0-alpha.9)
- FluentValidation (>= 12.1.1)
- FluentValidation.DependencyInjectionExtensions (>= 12.1.1)
- IdentityModel (>= 7.0.0)
- JsonNet.ContractResolvers (>= 2.0.0)
- Medo.Uuid7 (>= 3.2.0)
- MemoryPack (>= 1.21.4)
- Microsoft.ApplicationInsights (>= 3.1.0)
- Microsoft.Extensions.Caching.Abstractions (>= 10.0.10)
- Microsoft.Extensions.Caching.Memory (>= 10.0.10)
- Microsoft.Extensions.Configuration (>= 10.0.10)
- Microsoft.Extensions.Configuration.Abstractions (>= 10.0.10)
- Microsoft.Extensions.Configuration.Binder (>= 10.0.10)
- Microsoft.Extensions.Configuration.CommandLine (>= 10.0.10)
- Microsoft.Extensions.Configuration.EnvironmentVariables (>= 10.0.10)
- Microsoft.Extensions.Configuration.Json (>= 10.0.10)
- Microsoft.Extensions.DependencyInjection (>= 10.0.10)
- Microsoft.Extensions.DependencyInjection.Abstractions (>= 10.0.10)
- Microsoft.Extensions.Diagnostics.HealthChecks (>= 10.0.10)
- Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions (>= 10.0.10)
- Microsoft.Extensions.Hosting (>= 10.0.10)
- Microsoft.Extensions.Hosting.Abstractions (>= 10.0.10)
- Microsoft.Extensions.Http (>= 10.0.10)
- Microsoft.Extensions.Logging (>= 10.0.10)
- Microsoft.Extensions.Logging.Abstractions (>= 10.0.10)
- Microsoft.Extensions.Logging.Console (>= 10.0.10)
- Microsoft.Extensions.ObjectPool (>= 10.0.10)
- Microsoft.Extensions.Options (>= 10.0.10)
- Microsoft.Extensions.Options.ConfigurationExtensions (>= 10.0.10)
- Microsoft.Extensions.Options.DataAnnotations (>= 10.0.10)
- Microsoft.IdentityModel.Tokens (>= 8.17.0)
- OpenTelemetry (>= 1.15.3)
- OpenTelemetry.Api (>= 1.15.3)
- OpenTelemetry.Extensions.Hosting (>= 1.15.3)
- Polly (>= 8.6.6)
- System.IdentityModel.Tokens.Jwt (>= 8.17.0)
- System.IO.Hashing (>= 10.0.7)
- System.Threading.RateLimiting (>= 10.0.7)

NuGet packages (7)

Showing the top 5 NuGet packages that depend on Excalibur.LeaderElection:

Package	Downloads
Excalibur.LeaderElection.SqlServer SQL Server implementation of leader election for the Excalibur framework. Uses sp_getapplock for distributed coordination with automatic failover and session-based locking. PRE-RELEASE: the public API is not frozen and may change between pre-release builds. Not recommended for production use. Known issues: https://docs.excalibur-dispatch.dev/docs/known-issues	5.4K
Excalibur.LeaderElection.Redis Redis implementation of leader election for the Excalibur framework. Uses SET NX with TTL for distributed coordination with automatic lease renewal. PRE-RELEASE: the public API is not frozen and may change between pre-release builds. Not recommended for production use. Known issues: https://docs.excalibur-dispatch.dev/docs/known-issues	5.3K
Excalibur.LeaderElection.Consul Consul-based leader election implementation for the Excalibur framework using session-based distributed locking. PRE-RELEASE: the public API is not frozen and may change between pre-release builds. Not recommended for production use. Known issues: https://docs.excalibur-dispatch.dev/docs/known-issues	5.2K
Excalibur.LeaderElection.Postgres PostgreSQL implementation of leader election for the Excalibur framework. Uses advisory locks for distributed coordination with automatic failover and session-based locking. PRE-RELEASE: the public API is not frozen and may change between pre-release builds. Not recommended for production use. Known issues: https://docs.excalibur-dispatch.dev/docs/known-issues	5.1K
Excalibur.LeaderElection.Kubernetes Kubernetes-based leader election implementation for the Excalibur framework. Provides distributed coordination using Kubernetes Lease resources for cloud-native applications. PRE-RELEASE: the public API is not frozen and may change between pre-release builds. Not recommended for production use. Known issues: https://docs.excalibur-dispatch.dev/docs/known-issues	5.1K

GitHub repositories

This package is not used by any popular GitHub repositories.

Version	Downloads	Last Updated
10.0.0-alpha.9	76	8/31/2026
10.0.0-alpha.8	103	8/14/2026
10.0.0-alpha.7	99	8/13/2026
10.0.0-alpha.6	107	8/11/2026
10.0.0-alpha.5	105	8/10/2026
10.0.0-alpha.4	91	8/10/2026
3.0.0-alpha.216	121	6/30/2026
3.0.0-alpha.215	110	6/23/2026
3.0.0-alpha.214	109	6/23/2026
3.0.0-alpha.208	115	6/11/2026
3.0.0-alpha.207	109	6/11/2026
3.0.0-alpha.205	106	6/10/2026
3.0.0-alpha.204	109	6/8/2026
3.0.0-alpha.203	111	6/8/2026
3.0.0-alpha.202	101	6/8/2026
3.0.0-alpha.201	107	6/8/2026
3.0.0-alpha.199	107	6/8/2026
3.0.0-alpha.198	100	5/28/2026
3.0.0-alpha.197	119	5/28/2026
3.0.0-alpha.194	112	5/20/2026

Release notes and versioning policy: https://docs.excalibur-dispatch.dev/docs/migration/version-upgrades