GCN.sh
Explore the servicesStudy, discovery and sharing.
A space created, maintained and operated by Guto Carvalho to study, discover and share knowledge about technology. This is where the bolha.io universe and the bolha.us instance of the Brazilian fediverse came from.
Self-hosted
Open source services
Free services we host, run and keep online.
Nextcloudnextcloud.gutocarvalho.netYour cloud for files, calendar and contacts. → Notesnotes.gutocarvalho.netCollaborative markdown notes (HedgeDoc). → MkDocsmkdocs.gutocarvalho.netMain wiki and documentation. → Jitsivideo.gutocarvalho.netVideo calls with nothing to install. → PeerTubepeertube.gutocarvalho.netFederated video, no algorithm. → Asciinemaasciinema.gutocarvalho.netRecord and share terminal sessions. → ntfynotify.gutocarvalho.netPush notifications for your services. → Psonocofre.carvalho.lifeEnd-to-end encrypted password vault. → Pusherpusher.gutocarvalho.netSend passwords and secrets securely. → Sendsend.gutocarvalho.netShare files easily via url/link. → Yabinyabin.gutocarvalho.netA simple, fast pastebin. → n8nn8n.gutocarvalho.netWorkflow automation, no code. → WireGuardvpn.gutocarvalho.netYour own secure VPN. → Speedtestspeedtest.gutocarvalho.netTest your network speed. → Webcheckwebcheck.gutocarvalho.netWebsite and endpoint monitoring. → Statusstatus.gutocarvalho.netService status and uptime (Uptime Kuma). → GitLabgitlab.gutocarvalho.netOur code, git and CI/CD. → Registryregistry.gutocarvalho.netContainer image registry (GitLab). →
Built by us
Apps we built
Small open source tools we built ourselves.
Dig over HTTPdig.gutocarvalho.netDNS lookups from your browser. → IPip.gutocarvalho.netYour public IP and network info. → CheckMXmxcheck.gutocarvalho.netCheck a domain's MX records. → CheckSSLsslcheck.gutocarvalho.netCheck a site's SSL certificate. → Installinstall.gutocarvalho.netInstall scripts for our services. →
Bolha
We host bolha.io
We host, run and maintain the Bolha.io Collective — the free networks of the fediverse, no algorithm and no ads.
Go to bolha.io →
Lives & events
Invite us to talk
Invite us to talk about Linux, DevOps, Cloud Native, Kubernetes, Open Source and open AI — we love joining livestreams, podcasts and shows on all kinds of channels.