Libraries tagged by regressive

A pure-PHP biostatistics library implementing descriptive, bivariate and multivariate methods (logistic regression, VIF, Box-Tidwell, GLMM by PQL, GEE with Liang-Zeger sandwich variance, MICE multiple imputation, Rubin's pooling) for survey-based epidemiological studies.

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Wraith - A Terminus plugin to assist with visual regression testing of Pantheon site environments.

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k-Nearest Neighbors algorithm implementation in php for classification and regression

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Analyze data and try to find a significant trend

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Record the answers your code got from the outside world while handling a request, and replay that exact request against the real code. A PHP implementation of the frozen tape-v1 wire format.

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Acceptance tests php framework based on phpunit

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Adds assertions to compare screenshots taken during Laravel Dusk tests

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Craft tells Playwright what to test: finds where every Matrix block is actually used and runs desktop + mobile browser checks on those pages, without writing a single test.

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Lightweight, framework-agnostic PHP library to predict background worker memory leaks and queue overflow time before process crashes occur.

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Record real HTTP flows once, replay them deterministically as regression tests.

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Send a notification to a Drupal site when an Autopilot visual regression test is complete

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bin/altair profile — framework-native sampling profiler. Answers "where does my code spend time?" via excimer (or xdebug) sampling, builds a weighted call tree + hotspot table + flamegraph SVG, and diffs two profiles to flag regressions. Deterministic JSON for agents and CI.

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Visual regression tests for Codeception

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Visual regression tests integrated in Codeception

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PHP library for calculating Multivariate Linear Regression

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