Stack alternatives and similar libraries

Based on the "Middlewares" category.
Alternatively, view Stack alternatives based on common mentions on social networks and blogs.

Expressive

6.6 0.6 L5 Stack VS Expressive

DISCONTINUED. PSR-7 Middleware framework from Zend
PSR7-Middlewares

5.7 0.0 L4 Stack VS PSR7-Middlewares

DISCONTINUED. Inspiring collection of handy middlewares.

Stream - Scalable APIs for Chat, Feeds, Moderation, & Video.

Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.

Promo getstream.io

zend-stratigility

4.4 0.4 L4 Stack VS zend-stratigility

DISCONTINUED. Middleware for PHP built on top of PSR-7
Relay

4.1 6.9 L5 Stack VS Relay

A PSR-15 server request handler.
Slim Middleware

2.1 0.0 L5 Stack VS Slim Middleware

DISCONTINUED. Slim Framework 2 middleware