Packagist · #638 most downloaded on Packagist

promphp/prometheus_client_php

v2.15.134M downloads/moPromPHP/prometheus_client_php ↗New releases in your daily digest, changelog included.

Prometheus instrumentation library for PHP applications.

Last release 4 months ago
28 May 2026
Release timing varies
gaps range from 8 days to 11 months
Rarely documented
notes for 10 of 47 stable releases
Nothing withdrawn
no release was ever pulled
10 years old
47 releases · first in 2016

Release timeline

47 releases since 2016

2016201820202022

Releases

v2.15.128 May 2026
fix: stabilize blackbox tests by @simPod in #205
What's Changed

fix: stabilize blackbox tests by @simPod in #205

fix: handle null Predis set members by @simPod in #204

Update squizlabs/php_codesniffer requirement from ^3.6 to ^3.6 || ^4.0 by @dependabot[bot] in #203

New Contributors

@dependabot[bot] made their first contribution in #203

Full Changelog: v2.15.0...v2.15.1
Open source →
v2.15.024 Mar 2026
CI: Test against Redis 8 by @simonhammes in #188

One column per quarter.

What's Changed

CI: Test against Redis 8 by @simonhammes in #188
Add Slack workspace link to README by @simPod in #199
CI: Allow Docker Hub login to fail gracefully for fork PRs by @simPod in #197
Match host PHP version to Docker (8.2) to fix blackbox tests by @simPod in #200
CI: Test against PHP 8.5 by @simPod in #198
Drop support for EOL PHP versions, require PHP 8.2+ by @simPod in #201
Add Predis support by @mtk3d in #186

New Contributors

@simonhammes made their first contribution in #188
@mtk3d made their first contribution in #186

Full Changelog: v2.14.1...v2.15.0

Open source →

v2.14.114 Apr 2025

Changed the parent class for MetricNotFoundException to improve the exception hierarchy by @SevaWeb011 in #181

What's Changed

Changed the parent class for MetricNotFoundException to improve the exception hierarchy by @SevaWeb011 in #181
create index if not exist to prevent duplicate error by @Sergio-Acevedo in #180
Storage/Redis & RedisNG: Remove usage of str_replace to get metrics a… by @LKaemmerling in #185

New Contributors

@Sergio-Acevedo made their first contribution in #180

Full Changelog: v2.14.0...v2.14.1

Open source →

v2.14.05 Mar 2025

Use PHP 8.4 for tests and fix phpstan issue by @LKaemmerling in #176

What's Changed

Use PHP 8.4 for tests and fix phpstan issue by @LKaemmerling in #176
Catch invalid JSON from Redis and throw an error by @SevaWeb011 in #174
feat: add metric name to MetricsRegistrationException by @simPod in #163
Prevent php error when data was removed from redis by @pluk77 in #149
APCng storage - avoid worst-case memory usage in buildPermutationTree by @Princemachiavelli in #123

New Contributors

@SevaWeb011 made their first contribution in #174
@Princemachiavelli made their first contribution in #123

Full Changelog: v2.13.1...v2.14.0

Open source →

v2.13.110 Dec 2024

Correctly handle empty username for Redis/RedisNg AUTH by @breda in #170

What's Changed

Correctly handle empty username for Redis/RedisNg AUTH by @breda in #170

New Contributors

@breda made their first contribution in #170

Full Changelog: v2.13.0...v2.13.1

Open source →

v2.13.02 Dec 2024

Ignore phpstan argument.type lint in test by @lianatech-matias-ylipelto in #169

What's Changed

Ignore phpstan argument.type lint in test by @lianatech-matias-ylipelto in #169
Use explicit nullable type parameters by @lianatech-matias-ylipelto in #168
Redis - Metrics collection should not write anything by @iKsSs in #165
Redis ACL AUTH two argument supporting. by @Ragaga in #167

New Contributors

@lianatech-matias-ylipelto made their first contribution in #169
@iKsSs made their first contribution in #165
@Ragaga made their first contribution in #167

Full Changelog: v2.12.0...v2.13.0

Open source →

v2.12.018 Oct 2024

Add PostgreSQL support in Storage/PDO.php and other fixes by @2646298 in #162

What's Changed

Add PostgreSQL support in Storage/PDO.php and other fixes by @2646298 in #162
Ensure that label values are strings in APCNg adapter by @filakhtov in #159

New Contributors

@2646298 made their first contribution in #162
@filakhtov made their first contribution in #159

Full Changelog: v2.11.0...v2.12.0

Open source →

v2.11.05 Aug 2024

Fix PHPStan errors by @LKaemmerling in #158

What's Changed

Fix PHPStan errors by @LKaemmerling in #158
Add PDO storage adapter. by @slashrsm in #157

New Contributors

@slashrsm made their first contribution in #157

Full Changelog: v2.10.0...v2.11.0

Open source →

v2.10.01 Feb 2024

feat: add support for rendering Infinity by @simPod in #144

What's Changed

feat: add support for rendering Infinity by @simPod in #144
Avoid possible infinite loops on APCu eviction by @TobiasBengtsson in #136

Full Changelog: v2.9.0...v2.9.1

Open source →

v2.9.020 Dec 2023

[RenderTextFormat] Allow value errors to be rendered as comments by @joec4i in #142

What's Changed

[RenderTextFormat] Allow value errors to be rendered as comments by @joec4i in #142

New Contributors

@joec4i made their first contribution in #142

Full Changelog: v2.8.0...v2.9.0

Open source →

v2.8.024 Nov 2023