Documentation Portals & DevPortals

CATALOG LEDGER · Showing 109–120 of 164

Firefox Addons

4.0/5.01 verified review
Free

Official directory for extensions, themes, and add-ons for the Mozilla Firefox web browser.

  • Vast catalog of open-source and proprietary add-ons
  • Native integration with the Firefox browser engine
  • Automated and manual security reviews for extensions

Grasmere

4.0/5.01 verified review
Paid

Markdown editor for academic research and manuscript writing.

  • Native handling of bibliographic references and BibTeX formatting.
  • Distraction-free writing interface with Markdown support.
  • Advanced web clipping and PDF document annotation capabilities.

Query the Murder

4.0/5.01 verified review
Free

Learn SQL by solving murder mysteries based on Agatha Christie novels.

  • Completely free with no account registration required.
  • Unique practical approach based on real mystery cases.
  • Pedagogical progression from basic SELECT queries to advanced functions.

HackerEverything

4.0/5.01 verified review
Free

Curated directory of resources recommended on Hacker News since 2007

  • Comprehensive compilation of technical resources extracted from Hacker News comments since 2007
  • Structured thematic classification by engineering and technology topics
  • Free and direct access to recommendations validated by the technical community

Predictygraph

4.0/5.01 verified review
FreemiumOpen SourceApache-2.0

Predictable graph generation using readable text definitions and custom CSS styling.

  • Plain text graph definitions perfectly suited for Git version control.
  • Full styling flexibility using standard CSS stylesheets.
  • Prevents disruptive automatic layout shifts when editing individual nodes.

1stars on GitHub

AI-Free Search Guide

4.0/5.01 verified review
Free

Technical guide to hide Google AI Overview and restore traditional search results.

  • Immediate restoration of organic results via the official udm=14 parameter.
  • Zero account creation or registration required.
  • Verified step-by-step guides for all major desktop and mobile web browsers.

Concepts

4.0/5.01 verified review
Freemium

Interactive explainers for computer science and engineering concepts with adjustable inputs.

  • Interactive simulations based on real input parameters.
  • Direct focus on software engineering fundamentals.
  • Lightweight web interface focused on visual understanding.

1stars on GitHub

PHackerProducts

4.0/5.01 verified review
Freemium

Software recommended by the Hacker News technical community backed by real comment context.

  • Sourced entirely from real discussions within the Hacker News community.
  • Detailed categorization across developer tools, infrastructure, and DevOps.
  • Includes concrete pros and cons grounded in actual user experiences.

WikiHack

4.0/5.01 verified review
Free

Aggregating and ranking Wikipedia articles frequently referenced by commenters on Hacker News.

  • Automated aggregation of technical references from Hacker News discussions.
  • Minimalist user interface focused on rapid documentation discovery.
  • Completely open public access without requiring user registration.

HackerTube

4.0/5.01 verified review
Free

Curated collection of YouTube videos recommended by the Hacker News community.

  • Automatic curation based on real engineer discussions on Hacker News
  • Minimalist interface free from commercial distractions
  • Free and direct access to highly recommended technical videos

Academic Ancestry

4.0/5.01 verified review
Free

Explore academic family trees and researcher supervision lineages.

  • Indexes millions of thesis records from global open repositories.
  • Traceability of references with verifiable sources on each connection.
  • Enables visualization of supervision, co-authorship, and thesis committee networks.

No self-hosted or open-source platforms found in this page view.

Market Quadrant & Architecture: Documentation Portals & DevPortals

Vector evaluation comparing audited technical score (Y-Axis) against feature coverage (X-Axis). 100% SSR rendered without client scripts.

Q1

LEADERS

High score and broad feature coverage

Q2

HIGH PERFORMERS

High score focused on core specialized capabilities

Q3

CONTENDERS

Broad feature set with developing technical scores

Q4

NICHE

Focused solutions for specific lightweight use cases

Market Quadrant & Architecture: Documentation Portals & DevPortals
ToolAssigned QuadrantTechnical ScoreVerified Features
Firefox AddonsHIGH PERFORMERS4.0/5.02 features
Roblox Idea GeneratorHIGH PERFORMERS4.0/5.03 features
GrasmereHIGH PERFORMERS4.0/5.01 features
Query the MurderHIGH PERFORMERS4.0/5.03 features
HackerEverythingHIGH PERFORMERS4.0/5.01 features
PredictygraphHIGH PERFORMERS4.0/5.02 features
AI-Free Search GuideHIGH PERFORMERS4.0/5.03 features
ConceptsHIGH PERFORMERS4.0/5.03 features
PHackerProductsHIGH PERFORMERS4.0/5.02 features
WikiHackHIGH PERFORMERS4.0/5.02 features
HackerTubeHIGH PERFORMERS4.0/5.02 features
Academic AncestryHIGH PERFORMERS4.0/5.02 features