GitHub repositories

Comparison of ossu/computer-science, f/prompts.chat, ripienaar/free-for-dev, and cathrynlavery/diagram-design

A plain‑text comparison of four GitHub repositories captured on 2026‑09‑19, describing their stated purposes, observable differences, limitations, and suggested next steps for evaluation.

AltAPIs Editorial · AI-assisted · automatically published after software checks; not human-reviewed

Programming illustration; not a screenshot of the products discussed. File:Programming code.jpg by Martin Vorel · CC BY-SA 4.0. Wikimedia thumbnail resize only; image remains under its original license.

ossu/computer-science: Purpose and scope

Described as a "Path to a free self-taught education in Computer Science!", the repository provides an HTML‑based curriculum guide. It is licensed under MIT and was last observed on 2026-09-19 at 06:35:12.688Z. No further details about course content or update frequency are supplied in the record.

f/prompts.chat: Purpose and scope

Formerly known as Awesome ChatGPT Prompts, this project aims to let users "Share, discover, and collect prompts from the community" and offers a self‑hostable, privacy‑focused solution. It is written in HTML, licensed under "Other", and observed on 2026-09-19 at 06:41:08.641Z. The record does not specify the size of the prompt collection or moderation practices.

ripienaar/free-for-dev: Purpose and scope

This repository curates "A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev". It is an HTML document with no license field populated in the metadata, last seen on 2026-09-19 at 06:35:12.688Z. The record gives no indication of how often the list is revised or which services are included.

cathrynlavery/diagram-design: Purpose and scope

Focused on "Editorial diagram design for Claude Code, Codex, and Pi", it provides self‑contained HTML + SVG diagrams without shadows or Mermaid syntax. Licensed MIT, it was observed on 2026-09-19 at 06:35:10.773Z. No details about diagram topics or editing workflow are present in the captured data.

Concrete differences and limitations

All four projects share HTML as their primary language but diverge in purpose: education curriculum, prompt sharing, free‑tier service listings, and diagram design. License fields vary (MIT, Other, empty, MIT), which affects reuse clarity. Observation timestamps are the same date with only second‑level differences, indicating a simultaneous capture but giving no insight into update cadence. Limitations include the absence of code beyond static HTML, no evidence of issue or commit activity, and no guarantees about completeness or accuracy of the listed content.

Next evaluation steps

To assess suitability, reviewers should examine each repository’s commit history and issue tracker to gauge maintenance, verify the presence of a license file matching the metadata, and check whether the HTML content includes version dates or changelogs. For the education list, confirming the breadth of topics covered; for the prompt collection, reviewing community contribution guidelines; for the free‑tier list, validating a sample of services; and for the diagram set, inspecting a sample of SVGs for relevance to intended use cases.