Developer Apps

Code formatters, regex testers, API clients, JSON tools, diff viewers, and utilities built by developers, for developers.

31 apps

Developer

Engineering.fyi

Search across tech engineering blogs

0.0(0)

Score

High Quality

engineering-blogsreading

Developer

Hacker News Trends

Google Trends for Hacker News topics

0.0(0)

Score

High QualityOpen Source

hacker-newsanalytics

Developer

picknplace.js

Drag-and-drop alternative for web UI

OverType

WYSIWYG markdown that's just a textarea

0.0(0)

Score

High QualityOpen Source

markdowneditor

🛠️Fatal Core Dump

Developer

Fatal Core Dump

Fatal Core Dump – A debugging murder mystery played with GDB

SQL Noir

Learn SQL by solving detective cases

0.0(0)

Score

High QualityOpen SourceEditor's Pick

sqllearning

Developer

Email.md

Markdown to responsive email HTML

0.0(0)

Score

High QualityOpen Source

emailmarkdown

🛠️v86

Developer

v86

Run KolibriOS, Linux or Windows 98 in your browser

Git History

Quickly browse the history of a file from GitHub, GitLab, Bitbucket or any git repository

0.0(0)

Score

data-toolscolor

🛠️HTMX playground & examples

Developer

HTMX playground & examples

Learn HTMX with examples, and use the playground to write code in a backend-like environment, running entirely inside...

repo-slopscore

repo-slopscore: Detecting AI/LLM contributions in git repositories via commit history analysis

git-async web demo

git-async web demo - A git browser in the browser

Heynote

Heynote – A dedicated scratchpad for developers

Parinfer

Parinfer - simpler Lisp editing

SQL Online IDE

SQL OnLine - SQLite, DuckDB, PGLite, MariaDB / MySQL, PostgreSQL, MS SQL Server.

TikZ Editor

Free WYSIWYG editor for TikZ diagrams in LaTeX.

Geomatic

Geometric editor with slash command autocomplete

CSS Pro

Try your design ideas in seconds with a universal visual CSS editor that generates code for you.

0.0(0)

Score

gsapstripe

🛠️SadServers: Linux, DevOps & SRE Labs

Developer

SadServers: Linux, DevOps & SRE Labs

Linux Troubleshooting Labs Interview DevOps SRE

PCBJam

Early-access alpha of PCBJam — KiCad running in your browser.

GitPodcast

Turn any GitHub repository into an engaging podcast in seconds.

Web Audio Studio

Explore the Web Audio API visually.

RisingEdge.pro

Learn digital hardware design in the browser: write VHDL and SystemVerilog, simulate, read waveforms, and synthesize ...

RFC Hub

Track the lifecycle of Request For Comment (RFC) / Technical Design Doc (TDD) technical proposals.

CodeNow

Learn to code with interactive problems

Bedrock

benbridle.com

lambduck

Lambduck, a Functional Programming Brainfuck

Coalton Playground

Interactive Statically-Typed Lisp

Thoth

Master coding speed, accuracy and compete with real code snippets.

0.0(0)

Score

data-toolscolor

🛠️OpenRouter Model Price Comparison

Developer

OpenRouter Model Price Comparison

Compare pricing across different AI models available on OpenRouter

RapidChart

Create professional UML diagrams instantly with AI.

0.0(0)

Score

generatorcolor