Developer Tools — leaderboards.

Startup Program by Recall.ai

Recall

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Mdpreview

Mdpreview is a command-line tool designed for reading and rendering Markdown directly inside the terminal

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Historical daily weather for any US ZIP code Python Package

A lightweight Python package designed to retrieve historical daily meteorological data across US ZIP codes

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Flint

Flint is a web platform designed to simplify workflows and project execution for developers

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Diff Glance

Diff Glance is a command-line tool designed to parse repository code changes into readable summaries and architectural diagrams

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RealDiff

RealDiff inspects and compares the dynamic execution behavior of code changes in pull requests across six languages

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Bhowra Ink

Bhowra Ink is an ultra-compact C# library for converting HTML documents into high-quality PDFs with a sub-megabyte footprint

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Restoredrill

Restoredrill is a developer utility designed to validate and test PostgreSQL backups through automated restore drills

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PR Lens

PR Lens turns pull request diffs into dynamic, animated system architecture visualizations

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Meridian

Meridian helps software teams capture and acknowledge unplanned developer efforts like debugging, code reviews, and incident support

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MyPRs

MyPRs automatically generates a developer resume highlighting your open-source contributions

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Lightweight system monitor for Linux VPS written in Go

vpsmon is a lightweight system resource monitor designed specifically for Linux VPS instances

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Wireshark in a TUI

pktscope brings packet inspection and network traffic analysis into a sleek terminal user interface

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Spinifex

Spinifex lets you operate core AWS services like EC2, S3, IAM, and EKS on-premises while keeping the standard AWS CLI unchanged

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JeopardyGithub: GitHub Repo to Jeopardy Game

JeopardyGithub lets you import a GitHub repository and instantly generate a classic Jeopardy game for multiple players

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Orbit

Orbit is a command‑line tool that lets developers work across many Git repositories using real worktrees without needing an index

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LatticeDB

LatticeDB is an open‑source graph database designed for easy local development

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MulmoTerminal

MulmoTerminal lets developers spin up multiple Claude code sessions directly from the terminal and monitor their progress side‑by‑side

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Typeclip

Typeclip simulates natural typing of clipboard contents, making screen recordings look authentic

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TeXbrain, a LaTeX editor that runs pdfTeX in the browser via WASM

TeXbrain lets you write LaTeX files locally and compile them to PDF directly in the browser using WebAssembly

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Reachpad CLI

Reachpad CLI lets developers spin up isolated sandbox environments in seconds, eliminating setup overhead

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Use

Use provides a React hook that monitors directories via OPFS, instantly reflecting file changes in your app

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Browser automation with no chromedriver and no Node driver

Orion enables headless browser automation without requiring ChromeDriver or a Node

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A Ruby IDE running on a microcontroller

AREA512 lets you write, compile, and execute Ruby programs right on the M5Stack Cardputer

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Forst

Forst compiles to native code, delivering lower memory usage and better CPU efficiency for server‑side workloads

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Structural code grep across public GitHub repositories

Find code snippets across public repositories using AST‑based patterns

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Wharf

Wharf lets you run PostgreSQL, MySQL, MongoDB, Redis, and ClickHouse locally using Docker

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CtrlTool

CtrlTool bundles over a hundred lightweight utilities—JSON formatting, JWT decoding, Base64 encoding, URL parsing, and more—directly in your browser

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One portal for all your MCP servers

A lightweight, user‑friendly web interface that consolidates Cloudflare MCP portals into a single dashboard

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ArchSentry

ArchSentry is a tool that validates your codebase against defined architectural constraints during continuous integration

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linecast

Linecast bundles six ANSI‑styled terminal apps—weather, radar, sunshine, moon, tides, and maps—into a single open‑source package

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Zcomplete

Zcomplete watches your terminal input and suggests the correct command when a typo is detected, saving time and frustration

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PgExtAssure

PgExtAssure provides a framework to verify security properties of PostgreSQL extensions before they are installed

3

3D Engine for Rust Programs

A Rust-based engine bridging low-level GPU APIs and high-level game frameworks

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Get Your IP Address

A lightweight web service that returns your IP address in various representations, supporting both IPv4 and IPv6

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A comic and manga viewer component for React

A lightweight React component that renders comics and manga with pagination and zoom support

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Waltier

Waltier extends the concept of a Git‑style write‑ahead log to Amazon S3, allowing large‑scale snapshots and read‑replica integration

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Diffview, a fast Git diff viewer written in Rust

Diffview is a high-performance Git diff viewer built in Rust

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SteppeWM

SteppeWM brings an IceWM‑style stacking window manager to Wayland, offering a familiar, keyboard‑driven experience for Linux users

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A coding

Ticketry lets you manage ideas from concept to review using tmux-powered terminal agents

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BoardLab

BoardLab lets developers run ESP32 and Arduino code directly in the browser, complete with virtual SPI screen output

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ctx 1.0

ctx 1

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Proliferate

Proliferate is an open-source, self-hosted development environment that brings together Claude Code, Codex, OpenCode, Cursor, and Grok under a single interface

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CSVtoTable

CSVtoTable converts spreadsheet files into a self-contained HTML page, making data sharing simple and visual

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Zroar

Zroar implements the Roaring Bitmaps data structure directly in Zig, storing keys and containers in a flat byte buffer for zero-copy serialization

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ServerKit

ServerKit provides a unified web interface to manage applications, Docker containers, and databases on your own servers

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Spec4j makes your REST APIs YAMLless

Spec4j lets developers create OpenAPI specifications straight from Java code, eliminating the need to write YAML files manually

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WaveHouse

WaveHouse streamlines IoT telemetry pipelines by providing rapid, reliable ingestion into Clickhouse without the complexity of Kafka

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Kandelo

Kandelo is an open‑source, WebAssembly‑based kernel that enables multi‑process POSIX programs to execute directly in the browser and Node

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Meridian(PH #1)

Meridian records on‑screen activity locally, encrypts it, and turns it into concise daily summaries, stand‑up notes, and time reports

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Huzzah

Huzzah is a lightweight code editor designed to reduce the verbosity required when working with coding agents

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A data viewer for choosing Frigate

This open‑source web app presents a curated list of IP cameras that work with Frigate

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ParqDB

ParqDB lets you perform fast vector similarity searches directly in the browser without installing a server

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Craton Bolt

Craton Bolt is an open‑source SQL engine written in Rust that compiles queries just‑in‑time to run on GPUs

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macOS data protection keychain for Electron apps

A lightweight library that enables Electron apps to store secrets in macOS Data Protection Keychain, leveraging code‑signing groups for tighter access control

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PantheonGPU

PantheonGPU runs a suite of over 45 tests to evaluate GPU compute, tensor, memory, cache, PCIe, thermals, stability, and AI workloads

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Runbook.v1

Runbook

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Git·vodka

Git·vodka is a lightweight custom Git remote that runs entirely on Cloudflare Workers, R2, and D1

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Extctl, a super simple systemd

Extctl provides a minimalistic command-line interface to manage systemd-sysext extensions

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Clinch

Clinch is a privacy‑focused fork of the Warp terminal that removes telemetry and account requirements

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Automatically detect and patch walking

Lucasartsifier decompiles Sierra resource files, identifies unwinnable game states, and auto-generates patches to prevent them

Shepherd Terminal

Shepherd Terminal lets developers run AI coding agents in a resilient terminal environment, preserving each session even after the app closes

CrewTower

CrewTower lives in the MacBook notch and monitors every AI coding assistant you run, surfacing permission requests with full context

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A community library for Claude Code status lines

A shared collection of status line designs captured from live sandbox containers

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Eve Software Factory

Eve Software Factory provides a ready‑to‑use open‑source template that lets teams spin up a complete software production pipeline in minutes

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Saggar, a Mac terminal that keeps sessions and your attention organized

Saggar is a macOS terminal app that lets you manage multiple sessions without losing context

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Visimer

Visimer provides a drag‑drop visual editor that lets you create and modify Mermaid diagrams directly on a canvas

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Nikala UI

Nikala UI is a lightweight component library that streamlines building interfaces with SolidJS and Tailwind CSS

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Graphlib

Graphlib provides a modern C++ API to create and manipulate directed graphs efficiently

envfix

envfix is a lightweight CLI that scans your

Treg

Treg provides a single endpoint that aggregates over 2,600 APIs for tasks like SEO, social, ads, and scraping

Vendo

Vendo is an open‑source layer that lets SaaS providers let each customer define and add their own micro‑apps or features via simple descriptions

Replay QA for Teams

Replay QA for Teams simulates real user interactions to find broken flows and UI issues in web applications

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PyScrappy, self

PyScrappy adds automatic selector repair to web scraping workflows and includes a multi-client protocol server for coordinated crawling

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Widen, a native Postgres GUI using Apple's on

Widen offers a sleek desktop interface for PostgreSQL, leveraging Apple's on-device language model to provide intelligent query assistance and schema insights

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PeekCSS

PeekCSS provides a lightweight CSS inspector directly inside Firefox, letting developers view and edit styles without leaving the browser

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Grafana agent observability for Hermes Agent

A compact agent that ships Grafana metrics and traces from Hermes services

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Termique, an SSH client with E2E encrypted sync across desktop and iOS

Termique provides a native SSH client that keeps your connections and credentials synchronized securely across devices

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Bench on Your Network

Bench on Your Network lets you run quick network speed and latency tests directly from your browser

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PLC Lint

PLC Lint scans PLC programs written in CODESYS or PLCopenXML to catch bugs and enforce best practices

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Atlas.nvim

Atlas

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Flynt.js

Flynt

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Interactive component to map fibre breaks (OTDR)

A React-based UI component that renders OTDR trace data for datacenter and network applications

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A visual ping utility that is pretty

A Rust‑based CLI that turns ICMP ping results into a clean, colorful display

Blume

Blume lets developers turn plain markdown into fast, SEO‑optimized documentation sites

HarnessRouter Community Edition

HarnessRouter CE provides a single API layer to access multiple AI agent harnesses like Codex, Claude Code, and Hermes on your own infrastructure

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Kvcachescope

Kvcachescope uncovers memory leaks in Nvidia-smi that go unnoticed during vLLM inference

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I spent 3 months making desktop automation stop lying to AI agents

A command‑line tool that lets developers script native and Chromium desktop applications for reliable automation

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Hopsum

Hopsum transforms network routers into programmable calculators, applying arithmetic operations to packets that have exceeded their TTL

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Bento Term

Bento Term brings a modern, native tmux experience enhanced with AI-driven agent states and hands‑free voice input

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I built a native app for coding agents with Rust and GPUI

A native desktop application crafted in Rust using the GPUI framework, designed to streamline development of AI-powered coding agents

Clamshell

Clamshell lets MacBook users keep processes alive when the lid is closed

Inferock Bench

Inferock Bench is a local proxy that intercepts calls to OpenAI, Anthropic, Gemini, or OpenRouter and records token usage, failures, and retries

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Gnat

Gnat delivers product analytics through a compact Go binary that includes an MCP server for event collection

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Artifex

Artifex provides a machine‑first, headless CLI environment where autonomous agents can author, validate, and render media node graphs

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Burla

Burla lets developers launch and manage Python workloads on hundreds or thousands of cloud VMs without complex permissions

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Online SNMP MIB database

A web-based repository for SNMP Management Information Base files

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DST this DST that, test your containers

A lightweight tool for testing Docker containers, now integrated with dtrun to ensure reproducible environments

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PasteDaemon

PasteDaemon automatically strips tracking parameters from any URL you paste, ensuring privacy and cleaner links

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Embed a real Linux terminal on your website

Provides an embeddable component that brings a genuine Linux terminal to your website, enabling users to execute commands in a real shell environment