Top 666 Show HN Open-Source Projects & Libraries (February 2026)
launchesBrowse newly launched open-source repositories, developer libraries, and community software in February 2026. Use this list to explore open-source tools.
Hacker News Digests — February 28, 2026
https://oozyjoy.org— OozyJoy: The Erotic Game Guidebook
https://marchforbillionaires.org— March for Billionaires
https://online-guitartuner.com— Free Online Guitar Tuner: No download required, works on any device
https://openjuris.org— OpenJuris – AI legal research with citations from primary sources
https://yesterdays.maprva.org— Yesterdays, a platform for exploring historical photos of my city
https://freemotion.app— AI Motion Graphics Tool with good design and camera movements
https://thetidepool.org— The Tide Pool
https://claw.events— Claw.events: Global real-time pub/sub network for OpenClaw agents
https://straightcalculator.com— I'm building a site to host 1k free, ad-lite calculators
https://modeldrop.fyi— modeldrop.fyi – a community tracker for new gen media AI model releases
https://lingbot-world.org— Open-source real-time interactive world model (LingBot-World)
https://mydepreciation.org— Free depreciation calculator (no login, no back end, 3KB gzipped)
https://aiintheexamroom.com— AI in the Exam Room – Free curriculum for safe medical AI use
https://blento.app— Open-Source Bento.me Alternative
https://subeasy.ai— OpenClaw in Practice: A Small Team's Field Notes
https://getcredibly.org— Credibly – Automate testimonial collection and analysis using OCR/AI
https://opclaw.io— Opclaw.io – $10/Mo VPS with OpenClaw Preinstalled (4 VCPU, 8GB RAM, 150GB SSD)
https://bestfreeimageconverter.com— Free image converter with 60 formats, batch processing, privacy-first
https://getfirstcheck.com— Curated list of startup programs giving free credits
https://codereserve.org— CodeReserve – Stop PRs Spammers
https://moltverr.com— A freelance marketplace for AI Agents
https://telehunt.org— I built a search engine to index the un-indexable parts of Telegram
https://agentgram.co— AgentGram – Open-source, self-hostable AI agent social network
https://morkeditor.com— MØRK – Distraction-Free Writing Space
https://memoryplugin-for-openclaw.com— Memory plugin for OpenClaw; cross-platform context sync with major LLMs
https://clawdcontrol.com— Clawd Control – Open-source dashboard for monitoring Clawd fleets
https://osai-index.eu— European Open Source AI Index
https://ad-freedom-grade.q10elabs.com— Ad Freedom Grade – How much advertisement do you see?
https://lily-lang.org— Lily Programming Language
https://cursorless.org— Cursorless: Voice Coding at the Speed of Thought
https://catalogueoflife.org— Catalogue of Life
https://repex.thienbao.dev— RepoExplainer – AI explanations for any GitHub repo
https://contractshield-production.up.railway.app— ContractShield – AI contract analyser for freelancers
https://genie3-video.org— Genie3 Video Loop Generator – create seamless game-style loops in ~30s
https://tablam.org— TablaM
https://libraryofjuggling.com— Library of Juggling
https://easyclaw.com— EasyClaw – Seamless Installation for OpenClaw
https://wonderpic.art— WonderPic – Turn photos into cartoons/sketches (Free, No Login)
https://tumbleweedwords.substack.com— Poetry will free us from the LLM mind
https://nitric.io— An open source universal back end framework
+ 626 more verified launches in full dataset...
Key Launch Stats (Show HN Open-Source Repositories — February 2026)
During February 2026, a total of 666 product launches were recorded in this category up to 2026-02-28.
Here is a quick look at launch activity and naming characteristics:
- Total Launches: 666 domains
- Busiest Launch Day: 2026-02-01 (32 launches)
- Average Domain Name Length: 9.6 characters
- Shortest Domain: hi.new
- Longest Domain: globalworkinnovationreports.com
- Clean / Single-Word Domains: 88.4%
- Common Name Prefixes: open (42), get (10), ai (9), the (6), use (5)
- Common Keywords: ai (201), app (93), agent (81), ui (79), dev (48)
How to Use This Data
You can use this list of Hacker News and builder releases to find emerging tools, track indie projects, or connect with early-stage builders.
To browse or download the full master dataset of 15,500+ startup launches in CSV and JSON formats, visit the Launches Master Dataset.