Pharo 14(pharo.org)
6 points by xkriva11 | 0 comments
Official announcement of the Pharo 14 release, detailing new development tools, refactoring infrastructure, and virtual machine improvements such as RISC-V JIT support.
#open-source on Hacker News
278 stories tagged open-source, newest first.
New Open-Source Cybersecurity Platform Uses AI Agents to Hunt Threats(medium.com)
13 points by is_dev_active | 1 comments
Medium post describing ARGUS, an MIT-licensed open-source cybersecurity platform on GitHub using AI agents for threat hunting, automated response, and pentesting.
Google has officially turned these Nest thermostats back into dumb thermostats(makeuseof.com)
42 points by gnabgib | 32 comments
MakeUseOf article explaining how Google ended cloud support for first- and second-gen Nest Learning Thermostats, leaving them as manual thermostats, and mentions an open-source fix.
Argus – a free, open-source agentic security operations platform – MIT(thomasunise.com)
25 points by humxn | 7 comments
Landing page for Argus, a free MIT-licensed self-hosted security operations platform using AI agents for detection, investigation, and guarded autonomous response.
Show HN: Argus- open source security platform to protect against agentic attacks(github.com)
11 points by thomasunise | 1 comments
GitHub repository for Argus, an open-source agentic security operations platform with an evidence graph, swarm-aware detections, governed AI agents, and an approval-gated action broker.
ThinkRail from JetBrains(thinkrail.ai)
31 points by wilsonjholmes | 23 comments
Landing page for ThinkRail, an open-source agentic IDE from JetBrains InnovationHub using git-worktree workspaces, the pi coding agent, and a spec graph.
CowAgent – Open-Source Super AI Assistant(cowagent.ai)
3 points by ankitg12 | 0 comments
Landing page for CowAgent, an open-source self-hosted AI assistant and agent harness supporting multiple LLMs, chat channels, memory, skills, and multi-agent teams.
Twelve years of distributed SQLite(philipotoole.com)
365 points by otoolep | 62 comments
Philip O'Toole's blog post recounting the history of distributed SQLite since he launched rqlite in 2014, covering dqlite, Litestream, LiteFS, libSQL/Turso, cr-sqlite and Cloudflare D1.
Rune 1.3: adds TypeScript, a Helix editor, Kitty graphics and OSC-7501(rune.build)
50 points by ernestrc | 12 comments
Release announcement for Rune 1.3, an open-source editor/terminal adding a graphics pipeline, TypeScript support, a Helix editor preset, headless mode, and OSC 7501 status.
Phone Is About to Stop Being Yours: 70 Days Until Lockdown(keepandroidopen.org)
340 points by NackerHughes | 326 comments
Keep Android Open campaign page counting down to Google's 2027 developer verification requirement that would block apps from unregistered developers on Android devices.
Show HN: CATT 0.2.1: Test agents/services against a Muse/Instinct-alike, in CI(github.com)
4 points by botacode | 0 comments
GitHub repository for CATT, an MIT-licensed tool for testing MCP servers, APIs and apps against surrogate Muse/Instinct-like consumer agents locally or in CI.
OpenShell – A safe, private runtime for fleets of autonomous AI agents(github.com)
483 points by niemandhier | 209 comments
GitHub repository for NVIDIA OpenShell, an Apache-2.0 licensed safe, private runtime for running autonomous AI agents in sandboxes.
The Quake Fan who built the map editor everybody uses(funcarena.com)
156 points by klaussilveira | 18 comments
An interview on func_arena with Kristian Duske, creator of the TrenchBroom Quake map editor, covering its history, rewrites, Qt switch, CSG challenges and linked groups.
Pragtical v3.14 Lua-based text editor adds menus, floating views, and sessions(pragtical.dev)
21 points by rd07 | 3 comments
Release blog post for Pragtical v3.14.0, a Lua-based code editor, detailing application menus, floating views, workspace sessions, a new Plugin Manager and lower idle CPU.
Show HN: VoidAccess – open-source dark web OSINT, from query to a graph(github.com)
100 points by coding-maniac | 11 comments
GitHub repository for VoidAccess, an open-source tool that automates dark web OSINT investigations, filtering noise and NSFW content and presenting results as a graph.
Tsrs: A Port of TypeScript to Rust(blog.cloudflare.com)
409 points by hnisjafx40 | 213 comments
Cloudflare blog post announcing tsrs, a port of the TypeScript compiler to Rust, covering performance gains, motivation, and maintenance plans.
DeepInfer: High-performance inference framework for DeepSeek models(github.com)
2273 points by ggcr | 890 comments
GitHub repository for DeepInfer, DeepSeek's open-source high-performance, large-scale inference framework for DeepSeek models.
Drupal is now light-years ahead of its reputation(dri.es)
110 points by scottfalconer | 116 comments
Dries Buytaert's blog post recapping his DrupalCon Rotterdam 2026 keynote on Drupal CMS, Canvas Headless, Drupal AI, the Tool module, and a new Advocacy Program.
Show HN: Open-source early-reading reader with phonics help(github.com)
15 points by zoozla | 2 comments
GitHub repository for YaraReads, an open-source early-reader app where kids tap words to hear phonemes, with MCP support for importing books via AI assistants.
Launch HN: Laminar (YC S24) – RL-trained model that finds errors in agent traces
57 points by skull8888888 | 23 comments
Launch HN post for Laminar, an open-source AI agent observability platform introducing flow-1, an RL-trained model that finds errors in agent traces.
Harness2 by Google Research – Recursive Agent Harnessing(github.com)
54 points by irthomasthomas | 13 comments
GitHub repository for Harness2, an open-source recursive agent harnessing framework from Google Research, licensed Apache-2.0.
Nordwand Mono – A monospace font for coders and adventurers(github.com)
536 points by noriax86 | 148 comments
GitHub repository for Nordwand Mono, a compact monospace neo-grotesque font designed for developers, licensed under MIT and OFL-1.1.
Show HN: Sphinx – A hook that quizzes you on your AI's code before shipping(sphinx-six-theta.vercel.app)
240 points by critiquebrowser | 83 comments
Landing page for Sphinx, a free open-source Git hook that quizzes developers about AI agent-written code before it ships.
Pele – Mermaid diagrams as themeable SVG(pele.run)
553 points by dchest | 52 comments
Documentation site for Pele, a lightweight open source library that renders Mermaid diagrams to SVG themed with CSS variables, with an interactive playground.
Show HN: Esp32sim – Run ESP32 firmware in the browser(github.com)
183 points by joakimeriksson | 34 comments
GitHub repository for esp32sim, an open-source ESP32 emulator that runs real firmware locally or in the browser without physical hardware.
Postgres 19 delayed after AI reviewers find more bugs than humans can fix(theregister.com)
148 points by magoghm | 56 comments
The Register article reporting that PostgreSQL 19's release was pushed to November and up to 10 features reverted after AI review tools surfaced more bugs than developers could fix.
Thank You, Deno(vlt.io)
111 points by jcbhmr | 25 comments
A vlt blog post by Darcy Clarke reflecting on Deno joining Cloudflare and winding down its investment in the Deno runtime, praising its impact on JavaScript.
A new model for open source: closed to pull requests, open to remix(ghuntley.com)
9 points by ghuntley | 5 comments
Geoffrey Huntley blog post proposing an open source model where projects reject pull requests but invite others to fork and remix the code.
Show HN: A guided 3D Leonardo da Vinci museum, built in code(museumofages.org)
82 points by micstradev | 33 comments
Museum of Ages' free browser-based 3D guided tour of a Leonardo da Vinci museum, featuring his paintings, rebuilt machines, manuscripts, and his house in Amboise.
Iosevka is an open-source, sans-serif and slab-serif monospace font(typeof.net)
699 points by otobrglez | 286 comments
Homepage of Iosevka, an open-source sans-serif and slab-serif monospace font family, with download, customization, repository, and specimen links.
Nexus-Q: un motor open source de Rust para PQC(nexus-q.link)
3 points by ManuelAxiom | 0 comments
Project site for Nexus-Q, an open-source Rust engine for post-quantum cryptography (PQC).
Show HN: Parsimony – an open-source benchmark for how much code AI models add(parsimony.lasu.dev)
67 points by lasu | 13 comments
Parsimony is an open-source benchmark and leaderboard measuring how much net code AI models add when solving tasks, counting syntax-level coding units from published benchmark patches.
Thunderbird for iOS(blog.thunderbird.net)
440 points by mjorgers | 187 comments
Thunderbird blog post giving a first look at the in-development native Thunderbird email app for iPhone/iOS.
LittleJS is 2D and 3D now(frankforce.com)
91 points by dmit | 36 comments
Blog post by Frank Force announcing that LittleJS, a small open source JavaScript web game engine, now supports 3D in addition to 2D.
OpenFatigue™ – Open is the new closed(openfatigue.ai)
169 points by ajcp | 33 comments
A parody landing page for "OpenFatigue™," satirizing the overuse of "Open" in tech product names like OpenAI and Open WebUI.
Show HN: Atticus – Hold-to-talk voice assistant for macOS that runs on Claude -p(github.com)
105 points by SaarthRanka | 19 comments
GitHub repository for Atticus, an open-source hold-to-talk macOS voice assistant that handles simple tasks locally and routes complex ones to Claude via claude -p.
Total Annihilation, rebuilt for modern computers(nanolathe.gg)
653 points by jttnr | 247 comments
Landing page for Nanolathe, an open-source MIT-licensed 2.5D RTS engine that rebuilds Total Annihilation for modern computers, with a playable demo.
LineageOS 24(lineageos.org)
402 points by timschumi | 163 comments
LineageOS blog post 'Changelog 32' announcing LineageOS 24, covering the new release based on Android 17, updated apps, and universal USB tools.
PVX-001: open-source Covid-19 vaccine starts Phase 1 trial(chronicles.popvax.com)
108 points by jajoosam | 22 comments
PopVax blog post announcing the first participants dosed in Melbourne in a Phase 1 first-in-human trial of its broadly-protective COVID-19 vaccine candidate PVX-001.
REA Reverse – Engineer Anything(rea.tools)
716 points by modinfo | 308 comments
Landing page for REA, a tool that gives AI coding agents capabilities to reverse engineer and explain how programs work, with setup instructions.
Bevy 0.20(bevy.org)
196 points by Philpax | 45 comments
Official Bevy news post announcing the 0.20 release of the open-source Rust game engine, by the Bevy contributors.
Fabrice Bellard: The Ghost in the Code(zbruceli.org)
5 points by ptidhomme | 0 comments
A long-form blog essay profiling Fabrice Bellard, the reclusive programmer behind widely used software like FFmpeg and QEMU.
Docker Agent(github.com)
290 points by saikatsg | 132 comments
GitHub repository for docker-agent, an Apache-2.0 licensed AI agent builder and runtime from Docker Engineering.
DuckDB Ducklake(github.com)
225 points by saikatsg | 32 comments
GitHub repository for DuckLake, DuckDB's integrated data lake and catalog format released under the MIT license.
Show HN: Pinrail – A desktop inbox where coding agents wait for your review(github.com)
3 points by pnezis | 0 comments
GitHub repository for Pinrail, an Apache-2.0 desktop app and CLI that queues coding agent work in an inbox for human review.
Open source 160 sound visualization experiments(kagan.in)
49 points by kaganin | 13 comments
A visual archive of 160+ open source sound visualization experiments across 25+ categories, including waveform animations, spectrum patterns, matrix displays and particles.
Show HN: NanoMuse – An open-source AI agent for your phone and computer(github.com)
49 points by ilreb | 13 comments
GitHub repository for nanoMuse, an open-source personal AI agent that runs across Android, iOS, desktop, and browser and can operate your phone and computer.
OpenWAM: An Open Framework for Composable World-Action Models(openwam.stanford.edu)
9 points by ilreb | 3 comments
Project page for OpenWAM, a Stanford open framework combining video prediction and robot control via composable world-action models on a causal video backbone.
Account bans on Reddit(orchidfiles.com)
44 points by theorchid | 31 comments
A blog post recounting an open-source developer's repeated Reddit account bans while trying to share a GitHub project, and the unwritten rules behind them.
OpenSCAD the Programmers Solid 3D CAD Modeller(openscad.org)
157 points by b-man | 120 comments
Homepage of OpenSCAD, free software for creating solid 3D CAD models via a scripting language, available for Linux, Windows and macOS.
Berthd(berthd.app)
52 points by handfuloflight | 66 comments
Landing page for Berth, an open-source macOS app that runs coding agents like Claude Code and Codex on your own dev boxes so they keep working when your laptop sleeps.
Open Source as We Know It Is Dead(jross.me)
34 points by vinhnx | 13 comments
A personal essay by a self-taught developer reflecting on growing up with open source and GitHub and arguing that open source as we know it is dead.
The Era of Software Quality, or the Era of Ostriches?(blogs.gnome.org)
60 points by birdculture | 39 comments
A blog post by GNOME developer Michael Catanzaro titled "The Era of Software Quality, or the Era of Ostriches?" discussing software quality.
The era of software quality, or the era of ostriches?(blogs.gnome.org)
28 points by vinhnx | 64 comments
Blog post by Michael Catanzaro on GNOME blogs discussing whether the industry is entering an era of software quality or ignoring quality problems.
Memory-Safe WebP Decoding(halide.cx)
56 points by computerbuster | 18 comments
Blog post from Halide Compression introducing wpd, a faster, memory-safe WebP image decoder.
Debian Inference Portal(inference.debian.net)
6 points by ColinWright | 2 comments
Landing page of the Debian Inference Portal, a self-service site where Debian Developers and Maintainers log in via Salsa to get LLM inference API keys and track budgets.
Show HN: Pi pod – Run your pi coding agent in sandboxes on your own server(pipod.dev)
98 points by edverma2 | 39 comments
Landing page for pi pod, an open-source tool that runs pi coding agent sessions in isolated sandboxes on a self-hosted server, with a waitlist for a hosted service.
gpuvis: GPU Trace Visualizer(github.com)
67 points by luu | 10 comments
GitHub repository for gpuvis, an MIT-licensed GPU trace visualizer tool for viewing GPU and CPU event timelines.
DeepSeek Harness Desktop for macOS and Windows(deepseek.com)
375 points by Kuyawa | 196 comments
Landing page for DeepSeek Harness, an open-source AI agent desktop app in public preview for macOS and Windows with composable plugins.
Show HN: Rhun, an open-source code editor written in assembly(rhun.app)
28 points by vladcodes | 9 comments
Landing page for rhun, a small, fast open-source code editor written in assembly for Linux, Windows and Apple silicon Macs, with Vim mode and AI agent panels.
ExplainDB: A Database System Built for Understandability(github.com)
64 points by pykello | 8 comments
GitHub repository for ExplainDB, an AGPL-licensed educational database system designed for understandability, with notebooks and tutorials.
EDG C++ Compiler is open source(github.com)
25 points by zx2c4 | 1 comments
GitHub repository for the Edison Design Group (EDG) C++ compiler front end, newly released as open source.
Show HN: Parrot – Open-Source Smart Meeting Recorder with Co-Pilot on Mac(openparrot.app)
14 points by turantekin | 7 comments
Landing page for Parrot, a free open-source Mac meeting recorder with a live AI copilot that suggests answers during calls, using local or cloud models.
We found 24 Android vulnerabilities using our open source AI security agent(github.blog)
6 points by fourfire | 2 comments
GitHub Blog post describing how GitHub's open source AI security agent and its taskflows found 24 Android app vulnerabilities, and how to run it yourself.
One Month Without AI(blog.bustikiller.com)
148 points by saibotk | 153 comments
Personal blog post about a developer spending a month without AI tools at work, reflecting on how AI use made them lazier and a worse developer.
Ollaya – Ollama for open-source, Jev-style decision models(ollaya.dev)
580 points by Ardakilic | 139 comments
Landing page for Ollaya, an open-source beta tool for running decision models locally to get calibrated typed answers about text or JSON.
Show HN: Doom or Bloom, map your AI worldview(doom-or-bloom.com)
45 points by transitivebs | 39 comments
Doom or Bloom is an interactive site where users answer questions to plot their AI worldview on a doom-to-bloom chart alongside notable public figures.
Show HN: AgentRun: DSL to turn agents into workflows(github.com)
38 points by miguelrios | 6 comments
GitHub repository for AgentRun, an open-source DSL by Parcha for composing AI agents, tool calls, and code into inspectable workflows.
Will Open Source Survive the Agents That Replaced It?(albertoarena.it)
18 points by albertoarena | 33 comments
Blog post by Alberto Arena on whether open source can survive as AI coding agents replace its use; the page showed a captcha verification screen.
AX – Google’s Open Agentic Orchestrator(agentexecutor.io)
623 points by blazarquasar | 284 comments
Landing page for AX, an open agentic orchestrator from Google that sandboxes declared agent tasks, sets up workspaces, fences networks, and runs them at scale.
I trained a small transformer in 1.5hrs and it beats many LLMs(mvakde.github.io)
578 points by porridgeraisin | 149 comments
Personal blog post describing a small transformer trained from scratch in 1.5 hours on an RTX 5090 that scores 44% on ARC-AGI-1 for 67 cents.
Tailcat – Like netcat, but over Tailscale’s data plane(github.com)
635 points by nderjung | 114 comments
GitHub repository for tailcat, a netcat-like tool that works over Tailscale's data plane without using Tailscale's control plane.
AWS Acquires DuckLabs(ducklabs.com)
1061 points by onderkalaci | 307 comments
Announcement by DuckLabs founders that the company will join Amazon Web Services while DuckDB, DuckLake, and Quack remain open source.
Gloomberb(gloom.sh)
381 points by rbanffy | 193 comments
Landing page for Gloomberb, an open-source, keyboard-driven, extensible finance terminal available as a desktop app or TUI.
Devtools must be open source(blog.exe.dev)
695 points by bryanmikaelian | 227 comments
Blog post by David Crawshaw on exe.dev arguing that developer tools must be open source, starting from how engineers rarely wrote software for themselves.
Android may soon restrict on-device ADB(kitsumed.github.io)
941 points by shscs911 | 459 comments
Blog post warning that proposed Android changes may restrict on-device ADB, affecting Shizuku, libadb, power-user apps and developer setups.
Nativ: Run frontier open models locally on your Mac(blaizzy.github.io)
361 points by aratahikaru5 | 122 comments
Landing page for Nativ, an open-source macOS app for downloading and running open AI models locally on Apple Silicon without accounts or cloud.
Transcribe.cpp(workshop.cjpais.com)
696 points by sebjones | 144 comments
Project page announcing transcribe.cpp, a ggml-based speech transcription library supporting recent models, from the author of the Handy speech-to-text app.
The state of open source AI(stateofopensource.ai)
456 points by rellem | 328 comments
Mozilla's "The State of Open Source AI" report landing page, with a downloadable full report and a letter from CTO Raffi Krikorian.
Grok Build is open source(github.com)
560 points by skp1995 | 591 comments
GitHub repository for xAI's Grok Build, an open-source coding agent harness and fullscreen, mouse-interactive, extensible terminal UI under Apache-2.0.
Blender 5.2 LTS(blender.org)
367 points by makizar | 148 comments
Blender.org release page for Blender 5.2 LTS, which currently returns a 404 "no longer here" error page.
Interview with Mitchell Hashimoto about Ghostty and Zig(alexalejandre.com)
367 points by veqq | 207 comments
Blog interview by Alex Alejandre with Mitchell Hashimoto, creator of Vagrant and Terraform, discussing terminals, the Ghostty project, Zig, and open source.
My Thoughts on the Bun Rust Rewrite(andrewkelley.me)
369 points by kristoff_it | 269 comments
Andrew Kelley, creator of Zig, writes a blog post reflecting on Bun's rewrite from Zig to Rust and Jarred Sumner's history with the Zig community.
Show HN: Davit, a Apple Containers UI(davit.app)
364 points by xinit | 93 comments
Landing page for Davit, a free, MIT-licensed native macOS app providing a UI for Apple's container platform to run Linux containers on Apple silicon.
EVE Online's Carbon engine is now open source: Fenris Creations explains why(gamesindustry.biz)
389 points by Stevvo | 138 comments
GamesIndustry.biz feature interviewing Fenris Creations' Ben Hunter on open-sourcing EVE Online's Carbon engine, covering security concerns, LLM coding, and Godot.
Box3D, an open source 3D physics engine(box2d.org)
464 points by makepanic | 105 comments
Blog post announcing the release of Box3D, an open source 3D physics engine forked from Box2D with features like triangle mesh and height-field collision.
HackerRank open sourced its ATS. My resume scored 90/100. Oh wait 74. No – 88(danunparsed.com)
927 points by sambellll | 395 comments
Blog post testing HackerRank's open-sourced AI hiring agent ATS, finding the same resume gets inconsistent scores across runs, arguing hiring is becoming luck-based.
OpenRA(openra.net)
760 points by tosh | 142 comments
Homepage of OpenRA, an open-source project that rebuilds classic Westwood RTS games like Red Alert, Command & Conquer, and Dune 2000 for modern systems.
Fired by Google for creating the Google workspace CLI(twitter.com)
575 points by justinwp | 339 comments
An X post by Justin Poehnelt saying Google fired him after he created the viral Google Workspace CLI, and describing internal reactions and legal concerns.
Unlimited OCR: One-shot long-horizon parsing(github.com)
447 points by ingve | 102 comments
GitHub repository for Baidu's Unlimited-OCR, an MIT-licensed OCR model for one-shot long-horizon document parsing.