Name: tessl/npm-express-rate-limit
Author: tessl

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tessl/npm-express-rate-limit

Express middleware for IP-based rate limiting with flexible configuration options and multiple storage backends

Overall
score

96%

Overview

Eval results

Files

Evaluation results

100%

67%

Rate Limit Metadata API

Request rate-limit metadata exposure

Criteria

Without context

With context

Limiter setup

20%

100%

Metadata property

70%

100%

Standard headers

26%

100%

Exceed handler

100%

Metadata echo

50%

100%

Express Rate-Limited API Setup

Rate-limit middleware setup

Criteria

Without context

With context

Global defaults

100%

Shared limiter

100%

Config overrides

100%

Header & Retry-After

100%

80%

-10%

Rate-Limited Message Service

Store integration with MemoryStore default

Criteria

Without context

With context

rateLimit middleware

100%

Default MemoryStore

50%

Reset via helper

100%

No manual counters

100%

Timer cleanup

100%

Window reset timing

100%

Draft-8 Multi-Quota Rate-Limited Endpoint

Draft-8 quota metadata and multi-limiter headers

Criteria

Without context

With context

Draft8 headers

100%

Quota identifiers

100%

Multi-limiter stack

100%

Partition tokens

100%

Quota windows

100%

53%

Plan-Aware Rate Limiter

Async/dynamic option resolvers

Criteria

Without context

With context

Async limit

16%

100%

Async keyGenerator

40%

100%

Custom handler

72%

100%

Fallback plan

70%

100%

Skip-Aware Access Control

Skip and counter adjustment controls

Criteria

Without context

With context

Limiter setup

100%

Health skip

100%

MFA redirect handling

100%

Download error ignore

100%

35%

Fail-Open Rate Limit Service

Error handling and fail-open store errors

Criteria

Without context

With context

Fail-open config

100%

Store error bubble

80%

100%

Store option usage

100%

Handler propagation

100%

Limiter wiring

100%

80%

-5%

IPv6-Aware Rate Keys

IP-based key generation with IPv6 subnetting

Criteria

Without context

With context

Middleware setup

100%

IPv6 subnet mask

100%

Subnet disabled

100%

IPv4 isolation

100%

Request metadata

25%

100%

Rate Limit Header Sandbox

Rate limit response headers (legacy & standard)

Criteria

Without context

With context

Standard setup

100%

Standard values

100%

Legacy setup

100%

Legacy values

100%

Header isolation

100%

18%

Validation Profiles for Request Throttling

Configurable validation checks

Criteria

Without context

With context

Middleware factory

100%

Strict preset validations

100%

Validation opt-out

53%

100%

Proxy-only preset

60%

100%

Override merging

100%

Config surfaced

70%

100%

Install with Tessl CLI

npx tessl i tessl/npm-express-rate-limit

Evaluated: about 2 months ago
Agent: Codex

Table of Contents

Rate Limit Metadata API Express Rate-Limited API Setup Rate-Limited Message Service Draft-8 Multi-Quota Rate-Limited Endpoint Plan-Aware Rate Limiter Skip-Aware Access Control Fail-Open Rate Limit Service IPv6-Aware Rate Keys Rate Limit Header Sandbox Validation Profiles for Request Throttling