Developer Tools on Legit.Show

60 tested Developer Tools, each with an objective 7-Frame production-readiness benchmark measured from the public surface.

notebooklm-py — Unofficial Python API and agentic skill for Google NotebookLM. Full programmatic access to NotebookLM's features—including
@expo/cli — The Expo CLI
SyncodeLive — Real-time collaborative code editor with AI review, no signup required
ECC — Open agent harness system for coding agent skills, automation, and security
VuConvert — VuConvert is a free, browser-based toolkit for converting and editing files
obsidian-skills — Agent skills for Obsidian. Teach your agent to use Markdown, Bases, JSON Canvas, and use the CLI
stack-on-a-budget — A collection of services with great free tiers for developers on a budget. Sponsored by Mockoon, the best mock API tool
sequelize-cli — The Sequelize CLI
frontend-slides — Create beautiful slides on the web using a coding agent's frontend skills
tekyous — Browse developer tools and build visual tech stack diagrams in one place
StructOCR — AI-powered OCR API that extracts structured data from identity, finance, and logistics documents
DevHive — A collection of 1,000+ free, browser-based tools requiring no login or account
Parallax Free Online MKV Player — Parallax is a free online MKV player and private browser video player for MKV, MP4, WebM, AVI, TS, MP3, FLAC, and Ogg files
@formatjs/cli — A CLI for formatjs
meow — CLI app helper
Port Detective Pro — Native Windows tool that identifies which process owns a port and lets you terminate it
strapi — Strapi is an open-source, TypeScript-based headless CMS for building content APIs
Zernio — A single REST API for WhatsApp messaging that bypasses Meta's developer setup
Netlora — Free internet diagnostic measuring bufferbloat, loaded latency, jitter, and packet loss — the connection quality metrics that
humanizer — Claude Code skill that removes signs of AI-generated writing from text
DeltaARBIM — AR platform that overlays live BIM/IFC models onto construction sites in real time
PDFPipe — A document API that converts HTML markup into PDFs via a single HTTP request
scientific-agent-skills — Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 160,000+ scientists worldwide. 140
module-federation.io — CLI tool for implementing Module Federation micro-frontend architecture
WebSearch.co.il — Anonymous search engine focused on Israeli, academic, and scientific content
Meeting Notes Sync — Obsidian plugin that syncs meeting transcripts, notes, and AI summaries into your vault
Tenure — Tenure is a fully local AI memory layer that runs on localhost. Persistent, structured memory that follows you across every tool
changedetection.io — Monitor websites for changes and receive alerts when pages update
sherlock — Command-line tool to find social media accounts by username across 400+ networks
hoppscotch — Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source
Reasonix — DeepSeek-native coding agent that runs in your terminal with cache-optimised sessions
NAPI-RS — Cli tools for napi-rs
deploy-your-own-saas — List of "only yours" cloud services for everyday needs :black_flag
Dotenv — VS Code extension that detects missing and unused environment variables in your project
Stealth Analytics — Lightweight, privacy-first web analytics with a 0.8 KB script and no cookies
<image-3d> — A web component that turns any photo into a rotatable 3D scene in the browser
inspector — Visual testing tool for MCP servers
Vue Devtools — Browser devtools extension for debugging Vue.js applications
Resonate — Low-latency algorithm for real-time perceptually relevant spectral analysis of audio signals
SQL Beautifier — Online tool to format and beautify SQL code for readability