Snehasish Roy

streambed. Stream Postgres to Apache Iceberg on S3 via logical replication, queryable over the Postgres wire protocol.

JCTools. Java

sheets. Terminal based spreadsheet tool

guppylm. A ~9M parameter LLM that talks like a small fish.

aws-self-hosted-url-shortener.

sonar. CLI tool for inspecting and managing services listening on localhost ports

leetcode-compensation. Software engineering salaries (india) from leetcode compensation

EVCache. A distributed in-memory data store for the cloud

copyparty. Portable file server with accelerated resumable uploads, dedup, WebDAV, SFTP, FTP, TFTP, zeroconf, media indexer, thumbnails++ all in one file

manticoresearch. Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.

parseable. Parseable is an open source, unified infrastructure observability platform built in Rust on a data lake architecture. It tracks logs, metrics, traces, and events across apps, agents, and systems, reducing storage costs by up to 90% through columnar telemetry compression.

winutil. Chris Titus Tech's Windows Utility - Install Programs, Tweaks, Fixes, and Updates

awesome-selfhosted. A list of Free Software network services and web applications which can be hosted on your own servers

definitive-opensource. The definitive list of the best of (consumer facing) open source.

stash. An organizer for your porn, written in Go. Documentation: https://docs.stashapp.cc

heavy-keeper-project. C++

LowLevelDesign. Various Low Level Object Oriented System Design problems are discussed in this space

PySkyWiFi. Completely free, unbelievably stupid wi-fi on long-haul flights

async-profiler. Sampling CPU and HEAP profiler for Java featuring AsyncGetCallTrace + perf_events

failsafe. Fault tolerance and resilience patterns for the JVM

jqwik. Property-Based Testing on the JUnit Platform

logbook. An extensible Java library for HTTP request and response logging

ShedLock. Distributed lock for your scheduled tasks

s3srv. S3-compatible server written in Java for educational purposes.

goscheduler. Go based Open Source Scheduler Service

AfloatDB. Proof-of-concept distributed key-value store implementation on top of MicroRaft, Protocol Buffers, and gRPC

ratis. Open source Java implementation for Raft consensus protocol.

tikv. Distributed transactional key-value database, originally created to complement TiDB

tigerbeetle. The financial transactions database designed for mission critical safety and performance.

hermes. Fast and reliable message broker built on top of Kafka.

puter. 🌐 The Internet Computer! Free, Open-Source, and Self-Hostable.

KurrentDB. KurrentDB is a database that's engineered for modern software applications and event-driven architectures. Its event-native design simplifies data modeling and preserves data integrity while the integrated streaming engine solves distributed messaging challenges and ensures data consistency.

quartz. Code for Quartz Scheduler

zookeeper-book-example. This is a code example that complements the material in the ZooKeeper O'Reilly book.

seaweedfs. SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables, designed to handle billions of files with O(1) disk access and effortless horizontal scaling.

fail2ban. Daemon to ban hosts that cause multiple authentication errors

automerge. A JSON-like data structure (a CRDT) that can be modified concurrently by different users, and merged again automatically.

dragonboat. A feature complete and high performance multi-group Raft library in Go.

bit-db. 1️⃣ & 0️⃣ A database implementation based upon Bitcask paper

draw-a-ui. Draw a mockup and generate html for it

universal-android-debloater. Cross-platform GUI written in Rust using ADB to debloat non-rooted android devices. Improve your privacy, the security and battery life of your device.

system-design-101. Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.

oceanbase. The Fastest Distributed Database for Transactional, Analytical, and AI Workloads.

beencode. Java Library for handling be-encoded (torrent) files and data

py-caskdb. (educational) build your own disk based KV store

dragonfly. A modern replacement for Redis and Memcached

libtorrent. an efficient feature complete C++ bittorrent implementation

cams2csv. A simple piece of software that will extract CAMS Mutual fund PDF statement (India) data on to a CSV file.

wgcf. 🚤 Cross-platform, unofficial CLI for Cloudflare Warp

nginx-rtmp-server. :tv: Self-host your own video live-streaming solution that supports both RTMP and HLS protocols. Powered by Nginx (with RTMP module), Express.js, and FFmpeg.

leetcode-companywise-interview-questions. Contains latest company wise questions of LeetCode as of May 2026.

AccA. Acc app allows to edit acc config file and add a tile to start and stop acc deamon

safaribooks. Download and generate EPUB of your favorite books from O'Reilly Learning (aka Safari Books Online) library.

Time-Card. Develop an end-to-end hypothetical reference model, network architectures, precision time tools, performance objectives and the methods to distribute, operate, monitor time synchronization within data center and much more...

leetcode-rating-predictor. Leetcode Rating Predictor built with Node. Browser extension and web interface.

agoda-code-competition-codegoda-2021. Agoda Code Competition 2021 - codegoda

karngyan.com. Personal site + blog template: TanStack Start, React 19, Tailwind CSS v4, shadcn/ui, MDX articles, RSS - deploys to Cloudflare Workers. Fork it and make it yours.

Coding_Notes.

competitive-programming. Solutions to problems from various online judges / contest sites.

comcast. Simulating shitty network connections so you can build better systems.

IntelliJ-Key-Promoter-X. Modern IntelliJ plugin to learn shortcuts for buttons

NotesApp-Kotlin-MVVM-Room-SQLite-ViewModel-RecyclerView-LiveData-AndroidArchitectureComponents. Kotlin

leetcode_MostLikedQuests. Using API calls to get all leetcode questions and store its like/dislike counts to get the top like/dislike ratio questions

AlDente-Battery_Care_and_Monitoring. Menubar Tool to set Charge Limits and Prolong Battery Lifespan

leetcode-patterns. A pattern-based approach to learn technical interview questions

slacktyping. i'm typing when you're typing

Leetcode-Questions-Scraper. Scrape Algorithm Questions from leetcode and generate html and epub file

LeetcodeCompanyScraper. Scrapes questions by company from a leetcode premium account

ExtAnalysis. Browser Extension Analysis Framework - Scan, Analyze Chrome, firefox and Brave extensions for vulnerabilities and intels

Privacy-Indicator-App. 🔔 Get the famous "Recording Indicators" feature of iOS14 to android. Get notified every time a third-party app or a service uses camera or microphone.

LeetcodeHistory. This is a project to generate the users contest history for Leetcode platform

LeetPlug. This is a browser extension that is able to interact with LeetCode official site. The main goal is to be able to track the activities on each problem and all the related events: submissions, time spent coding the solution, repetitions of a problem.

hacker-scripts. Based on a true story

touchbar-systemmonitor. A better simple reactive system monitor on macOS for your MacBook pro. Built with Electron.

whatsapp-web-reveng. Reverse engineering WhatsApp Web.

hacker-laws. 🧠 Laws, Theories, Principles and Patterns for developers and technologists.

SponsorBlock. Skip YouTube video sponsors (browser extension)

jarvis. Your robotic butler.

subreddit-analyzer. A comprehensive Data and Text Mining workflow for submissions and comments from any given public subreddit.

SecLists. SecLists is the security tester's companion. It's a collection of multiple types of lists used during security assessments, collected in one place. List types include usernames, passwords, URLs, sensitive data patterns, fuzzing payloads, web shells, and many more.

markdown-here. Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.

uds. 📀 Unlimited Google Drive Storage by splitting binary files into base64

public-apis. A collective list of free APIs

build-your-own-x. Master programming by recreating your favorite technologies from scratch.

awesome. 😎 Awesome lists about all kinds of interesting topics

algo. Set up a personal VPN in the cloud

VideoLinkBot. Reddit bot that posts a comment with all of the video links in a submission. Currently only supports YouTube.

Aerial. Apple TV Aerial Screensaver for Mac

v86. x86 PC emulator and x86-to-wasm JIT, running in the browser

CatchMouse. Move the cursor between multiple displays using a shortcut. (Version 1.2)

heroku-buildpack-ffmpeg. Install ffmpeg into heroku

chartist. Simple responsive charts