# lincanbin/Carbon-Forum

A high performance open-source forum software written in PHP. Discussions Tags based with Quora/StackOverflow style.

Repository: https://github.com/lincanbin/Carbon-Forum
Canonical: https://ross.abutalabs.com/products/carbon-forum
Homepage: https://www.94cb.com/
Language: PHP
License: Apache-2.0
License Family: permissive
Topics: carbon-forum, php, mysql, forum
Last push: 2020-01-05T17:35:26+00:00

## Health v2 (maintenance only)
Score: 23/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 8, longevity 100
- inputs: {"age_days": 4320, "days_push": 2432, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1842, forks 418 (observed 2026-08-28T04:05:43.226168+00:00)

## What it is
Carbon Forum is a high-performance open-source forum application written in PHP with a MySQL backend. It organizes discussions around tags in a Quora/StackOverflow style and includes real-time notifications, mobile support, and SEO features.

## Use cases
- self-host a community discussion forum
- run a Q&A site like StackOverflow
- create a tag-based discussion board
- host a lightweight PHP forum on shared hosting
- build a community with real-time notifications
- set up a forum with good SEO and mobile support

## When to choose
- you want a self-hosted PHP/MySQL forum with tag-based discussions
- you need a lightweight Quora/StackOverflow-style Q&A community
- you want built-in mobile support and SEO out of the box

## When to avoid
- you need a modern stack or actively maintained software (last release 2020)
- you require plugin ecosystems or integrations common in Discourse/Flarum
- your environment cannot run PHP 5.4+ with PDO MySQL and URL rewriting

## Facets
- artifact type: application
- maturity: maintenance
- function: web-framework, search-engine, http-server
- domain: web-development, cms, self-hosted
- platform: php, self-hosted
- tags: forum-software, discussion-board, tag-based, quora-style, stack-overflow-style, community, notifications, seo, mysql, linux, web-server

## Member repositories
- lincanbin/Carbon-Forum (main) score 23

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:43.226168+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T03:17:59.832007+00:00, confidence not recorded.
  - readme: https://github.com/lincanbin/Carbon-Forum (fetched 2026-08-28T04:05:43.226168+00:00, sha ce9aacdff5d2)
- Data as of 2026-08-30T08:39:29.467469+00:00.