Where source availability, license fine print, and project survival collide — separating open-weight theater from software you can actually fork, audit, and outlive.https://groundy.com/en-ushttps://groundy.com/articles/open-source-workspace-suite-tinycld-takes-on-google-and-nextcloud/https://groundy.com/articles/open-source-workspace-suite-tinycld-takes-on-google-and-nextcloud/TinyCld bundles mail, calendar, drive, docs, and spreadsheets into one self-hosted container. Whether it replaces Google Workspace depends entirely on email deliverability.Tue, 02 Jun 2026 21:08:07 GMTGroundy Editorial2026-06-03T00:00:00.000Ztinycldself-hostedproductivity-suiteemail-deliverabilitydockernextcloudopen-sourceGroundy Editorialhttps://groundy.com/articles/darpas-aixcc-postmortem-what-autonomous-cyber-reasoning-systems-got-right/https://groundy.com/articles/darpas-aixcc-postmortem-what-autonomous-cyber-reasoning-systems-got-right/A USENIX Security 2026 SoK paper dissects DARPA's AIxCC cyber reasoning systems, which found 77% of synthetic bugs but proved unusable outside their competition sandboxes.Tue, 02 Jun 2026 20:29:00 GMTGroundy Editorial2026-06-03T00:00:00.000Zdarpa-aixccautonomous-patchingvulnerability-discoverycyber-reasoningoss-securityllm-securityGroundy Editorialhttps://groundy.com/articles/an-open-source-home-camera-that-encrypts-end-to-end-instead-of-trusting-ring/https://groundy.com/articles/an-open-source-home-camera-that-encrypts-end-to-end-instead-of-trusting-ring/Secluso is a GPLv3 camera system that encrypts footage on a Raspberry Pi so the relay server cannot read it. Key management, hosting, and hardware limits fall to the operator.Tue, 02 Jun 2026 19:44:09 GMTGroundy Editorial2026-06-03T00:00:00.000Zend-to-end-encryptionhome-security-cameraraspberry-piopen-sourceprivacyself-hostedGroundy Editorialhttps://groundy.com/articles/your-open-source-license-wont-stop-someone-phishing-with-your-code/https://groundy.com/articles/your-open-source-license-wont-stop-someone-phishing-with-your-code/The Axios attack exposed that permissive licenses grant irrevocable, abuse-blind rights, forcing maintainers to rely on trademark policy and registry takedowns.Tue, 02 Jun 2026 16:05:03 GMTGroundy Editorial2026-06-02T00:00:00.000Zopen-source-licensingsupply-chain-securitynpmmit-licensephishingtrademarkGroundy Editorialhttps://groundy.com/articles/an-open-source-80386-rebuilt-around-intels-original-microcode/https://groundy.com/articles/an-open-source-80386-rebuilt-around-intels-original-microcode/z386 is an 80386 FPGA core driven by Intel's original microcode ROM, recovered from die photographs. It runs Doom at 16.5 FPS, but the microcode's IP status is unresolved.Sat, 30 May 2026 18:41:00 GMTGroundy Editorial2026-06-02T00:00:00.000Zfpgaretrocomputing80386microcodeopen-source-hardwareintellectual-propertyGroundy Editorialhttps://groundy.com/articles/models-dev-turns-scattered-ai-model-pricing-into-one-open-database/https://groundy.com/articles/models-dev-turns-scattered-ai-model-pricing-into-one-open-database/Models.dev aggregates 1,000+ AI model specs into a TOML database with a public JSON API, but one stale price field silently corrupts every downstream cost estimate.Fri, 29 May 2026 11:25:07 GMTGroundy Editorial2026-05-29T00:00:00.000Zai-model-pricingopen-source-databasellm-costmodels-devmodel-routingdeveloper-toolsGroundy Editorialhttps://groundy.com/articles/frontier-ai-has-broken-open-ctfs-why-claude-code-now-one-shots-medium-pwn/https://groundy.com/articles/frontier-ai-has-broken-open-ctfs-why-claude-code-now-one-shots-medium-pwn/Frontier AI agents solve most medium CTF challenges for under $100 in API costs. BSidesSF 2026 saw 16 full-solve teams, up from one. The open CTF format has lost calibration.Thu, 28 May 2026 20:38:23 GMTGroundy Editorial2026-05-28T00:00:00.000Zctfai-securitycybersecurityvulnerability-researchsecurity-trainingllm-capabilitiesGroundy Editorialhttps://groundy.com/articles/audiomass-adds-multitrack-to-the-browser-only-open-source-audio-editor/https://groundy.com/articles/audiomass-adds-multitrack-to-the-browser-only-open-source-audio-editor/AudioMass added multitrack editing to its 65 KB browser audio editor with no install step. The update targets locked-down devices, but browser memory limits cap project size.Thu, 28 May 2026 00:59:55 GMTGroundy Editorial2026-05-28T00:00:00.000Zaudio-editingwebaudioaudiomassopen-sourcebrowser-basedmultitrackGroundy Editorialhttps://groundy.com/articles/one-coding-agent-per-kanban-card-kanbots-stress-tests-parallel-ai-workflow/https://groundy.com/articles/one-coding-agent-per-kanban-card-kanbots-stress-tests-parallel-ai-workflow/Kanbots spawns a coding agent per kanban card using isolated git worktrees, exposing a merge-conflict bottleneck that kanban's single-owner model was never built to handle.Tue, 26 May 2026 15:49:30 GMTGroundy Editorial2026-05-26T00:00:00.000Zkanbotscoding-agentskanbangit-worktreesparallel-developmentai-workflowGroundy Editorialhttps://groundy.com/articles/microsoft-open-sources-the-earliest-known-dos-source-code-what-1980-tim/https://groundy.com/articles/microsoft-open-sources-the-earliest-known-dos-source-code-what-1980-tim/Microsoft released 86-DOS 1.00 on GitHub, the earliest known DOS source, giving researchers a primary document to trace the QDOS to MS-DOS chain and compare it with CP/M.Tue, 26 May 2026 09:43:06 GMTGroundy Editorial2026-05-26T00:00:00.000Zms-dosopen-sourcesoftware-historymicrosoftassemblydigital-preservationGroundy Editorialhttps://groundy.com/articles/nesbitts-open-source-death-taxonomy-exposes-a-health-score-blind-spot/https://groundy.com/articles/nesbitts-open-source-death-taxonomy-exposes-a-health-score-blind-spot/Nesbitt catalogs seven open source project death categories, showing that health dashboards miss bot-driven maintenance, burnout plateaus, and transitive dependency failures.Mon, 25 May 2026 18:01:31 GMTGroundy Editorial2026-05-26T00:00:00.000Zopen-sourcedependency-managementoss-sustainabilityopenssfsupply-chain-securityproject-healthGroundy Editorialhttps://groundy.com/articles/colorado-sb051-carves-out-open-source-from-age-verification-after-maintainer/https://groundy.com/articles/colorado-sb051-carves-out-open-source-from-age-verification-after-maintainer/Colorado SB051 exempts open source repos from age-verification mandates, but ambiguous language leaves dual-licensed and donation-funded projects exposed before 2028.Mon, 25 May 2026 11:42:14 GMTGroundy Editorial2026-05-26T00:00:00.000Zopen-sourceage-verificationcoloradocompliancelegislationsoftware-licensingGroundy Editorialhttps://groundy.com/articles/colorado-sb26-051-shields-non-commercial-open-source-by-omission-not-by-design/https://groundy.com/articles/colorado-sb26-051-shields-non-commercial-open-source-by-omission-not-by-design/Colorado's SB26-051 implicitly exempts non-commercial open-source distributors from age-attestation rules through a 'commercial basis' qualifier that remains untested.Mon, 25 May 2026 11:13:35 GMTGroundy Editorial2026-05-26T00:00:00.000Zage-verificationopen-source-compliancecolorado-legislationfederated-softwaresb26-051state-regulationGroundy Editorialhttps://groundy.com/articles/files-md-bets-on-plain-markdown-folders-as-the-obsidian-exit-ramp/https://groundy.com/articles/files-md-bets-on-plain-markdown-folders-as-the-obsidian-exit-ramp/Files.md's HN traction exposed that Obsidian's core is closed-source, reframing its plugin ecosystem as a migration tax for developers evaluating plain-markdown alternatives.Sun, 24 May 2026 14:07:25 GMTGroundy Editorial2026-05-24T00:00:00.000Zmarkdownobsidiannote-taking-appsopen-sourcepwaknowledge-managementGroundy Editorialhttps://groundy.com/articles/nx-console-18-95-0-compromise-hides-a-multi-stage-credential-stealer/https://groundy.com/articles/nx-console-18-95-0-compromise-hides-a-multi-stage-credential-stealer/A compromised Nx Console extension used orphan commits to deliver a credential-stealing payload, exposing structural gaps in marketplace security and Sigstore provenance.Sat, 23 May 2026 11:30:21 GMTGroundy Editorial2026-05-23T00:00:00.000Zsupply-chainvscodecredential-theftsigstoreopen-sourcenpm-securityGroundy Editorialhttps://groundy.com/articles/oppo-open-sources-x-omniclaw-edge-native-android-agent-that-runs-vision-and-ocr/https://groundy.com/articles/oppo-open-sources-x-omniclaw-edge-native-android-agent-that-runs-vision-and-ocr/OPPO ships X-OmniClaw, an on-device Android agent with multimodal perception and reasoning, but the technical report provides no benchmarks to validate its edge-native claims.Mon, 18 May 2026 16:38:14 GMTGroundy Editorial2026-05-18T00:00:00.000Zandroid-agenton-device-aiedge-inferencemobile-mlbehavior-cloningopen-sourcemultimodal-aiGroundy Editorialhttps://groundy.com/articles/nvidia-open-sources-sana-wm-60s-720p-video-from-one-rtx-5090-with-hybrid-linear/https://groundy.com/articles/nvidia-open-sources-sana-wm-60s-720p-video-from-one-rtx-5090-with-hybrid-linear/NVIDIA's SANA-WM generates 60-second 720p video on one RTX 5090, collapsing the H100 barrier and shifting open world models from hardware scarcity to honest evaluation.Mon, 18 May 2026 12:03:30 GMTGroundy Editorial2026-05-18T00:00:00.000Zvideo-generationnvidiaworld-modelslinear-attentiongpu-inferenceopen-sourceGroundy Editorialhttps://groundy.com/articles/browseract-open-sources-stealth-browser-engine-with-93-token-reduction-claim/https://groundy.com/articles/browseract-open-sources-stealth-browser-engine-with-93-token-reduction-claim/BrowserAct released browser-act and skill-forge as MIT-licensed open source on May 14, 2026, claiming 93% lower token use and 90% fewer retries versus raw HTML workflows.Mon, 18 May 2026 10:33:00 GMTGroundy Editorial2026-05-18T00:00:00.000Zbrowser-automationopen-sourceai-agentsstealth-browsercomputer-usebrowser-fingerprintingGroundy Editorialhttps://groundy.com/articles/fisker-owners-open-source-the-ocean-ev-can-bus-maps-home-assistant/https://groundy.com/articles/fisker-owners-open-source-the-ocean-ev-can-bus-maps-home-assistant/After Fisker's 2024 bankruptcy, 4,000 owners reverse-engineered the Ocean EV's cloud API, published CAN bus maps, and proved vendor death need not brick a fleet.Sun, 17 May 2026 14:53:28 GMTGroundy Editorial2026-05-17T00:00:00.000Zfisker-oceanopen-source-evcan-bushome-assistantsoftware-defined-vehiclesright-to-repairev-communityGroundy Editorialhttps://groundy.com/articles/pgbackrest-is-no-longer-maintained-postgresql-backup-alternatives-after/https://groundy.com/articles/pgbackrest-is-no-longer-maintained-postgresql-backup-alternatives-after/pgBackRest was archived on April 27, 2026, then revived within two weeks by a coalition of sponsors. PGX's simultaneous pgxbackup fork creates a two-tree decision landscape for PostgreSQL shops evaluating backup tooling.Wed, 29 Apr 2026 20:15:27 GMTGroundy Editorial2026-05-24T00:00:00.000Zpgbackrestpostgresqlbackupswal-gbarmankubernetesopen-sourceGroundy Editorialhttps://groundy.com/articles/free-claude-code-routes-claude-code-through-nvidia-nim-and-local-models-after/https://groundy.com/articles/free-claude-code-routes-claude-code-through-nvidia-nim-and-local-models-after/free-claude-code reroutes Claude Code API calls to NVIDIA NIM, OpenRouter, or local backends. The proxy cuts API costs but cannot normalize capability across providers.Tue, 28 Apr 2026 18:21:13 GMTGroundy Editorial2026-04-29T00:00:00.000Zopen-sourceapi-proxynvidia-nimclaude-codelocal-inferencemodel-routingopenrouterGroundy Editorialhttps://groundy.com/articles/inside-rowboats-knowledge-graph-why-an-obsidian-compatible-vault-sidesteps/https://groundy.com/articles/inside-rowboats-knowledge-graph-why-an-obsidian-compatible-vault-sidesteps/Rowboat v0.3.1 replaces the vector DB tier with a plain Markdown knowledge graph, cutting infra overhead for local-first agents but tying retrieval quality to link density.Fri, 24 Apr 2026 13:29:50 GMTGroundy Editorial2026-04-24T00:00:00.000Zknowledge-graphvector-databaselocal-firstobsidianai-memorymcpGroundy Editorialhttps://groundy.com/articles/hugging-faces-spring-2026-state-of-open-source-report-china-hits-41-of/https://groundy.com/articles/hugging-faces-spring-2026-state-of-open-source-report-china-hits-41-of/Chinese models hit 41% of Hugging Face downloads, overtaking the US, while independents hit 39%. Top 200 models capture half of all downloads, forcing Western procurement.Thu, 23 Apr 2026 18:08:10 GMTGroundy Editorial2026-05-26T00:00:00.000Zhugging-faceopen-sourcechina-aimodel-ecosystemprocurementfine-tuningqwenGroundy Editorialhttps://groundy.com/articles/neural-computers-from-metaauto-signal-that-video-models-can-replace-shell/https://groundy.com/articles/neural-computers-from-metaauto-signal-that-video-models-can-replace-shell/Neural Computers replace the interpreter with learned pixel I/O, but the paper shows these agents fail at symbolic state and multi-step arithmetic.Thu, 23 Apr 2026 13:39:23 GMTGroundy Editorial2026-05-26T00:00:00.000Zneural-computersmetaautovideo-modelsopen-sourcesymbolic-reasoningagent-architecturecomputer-useGroundy Editorialhttps://groundy.com/articles/github-clis-gh-skill-command-one-standard-to-rule-claude-code-copilot-cursor/https://groundy.com/articles/github-clis-gh-skill-command-one-standard-to-rule-claude-code-copilot-cursor/GitHub shipped `gh skill` in public preview on April 16, 2026. Here's how the command works, what the open Agent Skills spec promises, and why the ecosystem is already compromised.Mon, 20 Apr 2026 12:37:07 GMTGroundy Editorial2026-04-20T00:00:00.000Zgithubcliagent-skillsdeveloper-toolsai-codingGroundy Editorialhttps://groundy.com/articles/keep-android-open-f-droid-s-fight-against-locked-down/https://groundy.com/articles/keep-android-open-f-droid-s-fight-against-locked-down/F-Droid, the open-source Android app repository, is leading a global campaign against Google's mandatory developer verification program, a policy set to take effect in September 2026 that critics say will end alternative app distribution and hand Google total control over what software can run on Android devices.Sat, 21 Feb 2026 18:35:38 GMTGroundy Editorial2026-05-17T00:00:00.000Zopen-sourceandroidmobilefreedomGroundy Editorial