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Open-source projects. Clever little tools. Big ideas.
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2,872unique repositories
4,114Show HN stories¹
3,330GitHub links¹
July 2026 snapshot

Developer tools✳

1,382 repos
↵
Ranked by HN points, not GitHub stars
hypersonic-js /

hypersonic-js

Just shipped rate limiting for hypersonic.js

Developer toolsLicense unchecked
11#541
MKRWW /

wortlaut

Wortlaut

Developer toolsLicense unchecked
11#542
iiamit /

MyTailLog

Digitized airplane logbooks – open-sourced it and looking for feedback (free)

Developer toolsLicense unchecked
11#543
eProsima /

Fast-DDS

Fast DDS – C++ implementation of DDS standard of the OMG

Developer toolsLicense unchecked
11#544
dk8827 /

ra-port

Command and Conquer: Red Alert Mac/Android/iOS ported using Codex

Developer toolsLicense unchecked
11#545
Show HN
HeyMeco /

MecoSerial

Modern Serial Console for macOS based on libghostty written in Swift

Developer toolsLicense unchecked
11#546
Show HN
Vansh-j /

CopyCopy

Cpcp – A smarter pbcopy for macOS that strips ANSI and newlines

Developer toolsLicense unchecked
11#547
Show HN
riponcm /

GemType

Gemtype – an open source Grammarly alternative Chrome extension

Developer toolsLicense unchecked
11#548
Show HN
inhumantsar /

plex-proxy

I MitM'd Plex to make remote streaming suck less

Developer toolsLicense unchecked
11#549
Quality-Max /

9lives

9lives – Self-healing test runner that refuses to mask real bugs (

Developer toolsLicense unchecked
11#550
stumpyfr /

loop-spec

Proposed spec to share SKILL and "loop"/"Workflow" by OCI registry

Developer toolsLicense unchecked
11#551
mjtrac /

pbss

Paper Ballot GPL'd software suite

Developer toolsLicense unchecked
11#552
markrussinovich /

DoomPaint

Doom in MS Paint from Mark Russinovich

Developer toolsLicense unchecked
11#553
jonahgigi534-wq /

PDF-Pilot

I Made Open Source Adobe Acrobat – Windows 11

Developer toolsLicense unchecked
11#554
octonezd /

oldlander

OldLander: An extension to make old Reddit more usable on phone

Developer toolsLicense unchecked
11#555
s-bose /

arrest

Arrest 0.2.1, an HTTP client with data validation

Developer toolsLicense unchecked
11#556
kevingosse /

ManagedDotnetGC

Fable wrote a .NET GC in C#, got within range of the stock GC in 2 days

Developer toolsLicense unchecked
11#557
Show HN
DevMando /

MandoCode.Desktop

MandoCode Desktop – Native Windows AI Coding Assistant on Ollama .NET

Developer toolsLicense unchecked
11#558

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