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oauth2-test-server

v0.2.2 Experimental

A fast, fully configurable, in-memory OAuth 2.0 + OpenID Connect authorization server for testing, zero-HTTP mode and DCR support for testing auth flow in MCP Servers and MCP Clients

MIT Edition 2021
Development tools::TestingAuthenticationWeb programming #testing#oauth2#mock-server#oidc#openid-connect

Quick Verdict

  • โœ“Actively maintained (updated 10d ago)
  • !Pre-1.0: API may have breaking changes
  • !Heavy dependency tree (26 direct deps)
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
3.9K
Dependents
61
Releases
6
Size
333KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

1.4K downloads in the last 30 days (46/day), up 203% from the previous period.

๐Ÿ“ฆ
Heavy dependency tree

26 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐ŸŒŸ
Used by top crates

Notable dependents include qcs, qcs-api-client-common, rust-mcp-extra, bias-rust-mcp-extra. When high-quality crates choose oauth2-test-server, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 11/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 4/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
33/day avg+35%
010020030012/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.1.3
59%
v0.1.2
38%
v0.1.1
1%
v0.2.2
1%
v0.1.0
1%

Release Timeline

6 releasessince 2025
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Feature Flags

default =["testing", "config"]

config*testing*

README

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Maintainers

Dependencies
26
direct dependencies
Dependents
61
crates depend on oauth2-test-server

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