Open-source alternatives starting with G 125 in total.
- Gaia GPS alternatives
- Galileo alternatives
- GameMaker alternatives
- Gamma alternatives
- GanttPRO alternatives
- GarageBand alternatives
- Gather alternatives
- Gcore alternatives
- Geckoboard alternatives
- GeForce NOW alternatives
- Gem alternatives
- Gemini Code Assist alternatives
- Gengo alternatives
- Genially alternatives
- Genspark alternatives
- GetResponse alternatives
- Ghost Inspector alternatives
- GitBook alternatives
- GitGuardian alternatives
- GitHub alternatives
- GitHub Actions alternatives
- GitHub Codespaces alternatives
- GitHub Copilot alternatives
- GitHub Pages alternatives
- GitKraken alternatives
- GitLab alternatives
- GitMind alternatives
- Gladly alternatives
- Glasp alternatives
- Glassbox alternatives
- Glean alternatives
- Glide alternatives
- Gliffy alternatives
- Global Shop Solutions alternatives
- GlobalLink alternatives
- GlobalSign alternatives
- GlossGenius alternatives
- Gmail alternatives
- Gmelius alternatives
- GMX Mail alternatives
- GoDaddy Website Builder alternatives
- GOG alternatives
- GoLand alternatives
- Golioth alternatives
- GoodData alternatives
- GoodNotes alternatives
- Goodreads alternatives
- Google AI Studio alternatives
- Google Analytics alternatives
- Google Antigravity alternatives
- Google App Engine alternatives
- Google Artifact Registry alternatives
- Google Authenticator alternatives
- Google BigQuery alternatives
- Google Calendar alternatives
- Google Chat alternatives
- Google Chrome alternatives
- Google Classroom alternatives
- Google Cloud Bigtable alternatives
- Google Cloud Build alternatives
- Google Cloud CDN alternatives
- Google Cloud Dataflow alternatives
- Google Cloud Firestore alternatives
- Google Cloud Functions alternatives
- Google Cloud Identity Platform alternatives
- Google Cloud Observability alternatives
- Google Cloud Platform alternatives
- Google Cloud Run alternatives
- Google Cloud Spanner alternatives
- Google Cloud SQL alternatives
- Google Cloud Storage alternatives
- Google Cloud Translation alternatives
- Google Cloud Workflows alternatives
- Google Compute Engine alternatives
- Google Docs alternatives
- Google Drive alternatives
- Google Forms alternatives
- Google Gemini alternatives
- Google Gemini Enterprise alternatives
- Google Groups alternatives
- Google Home alternatives
- Google Keep alternatives
- Google Kubernetes Engine alternatives
- Google Maps alternatives
- Google Meet alternatives
- Google Memorystore alternatives
- Google One alternatives
- Google Password Manager alternatives
- Google Photos alternatives
- Google Programmable Search Engine alternatives
- Google Search alternatives
- Google Secret Manager alternatives
- Google Security Operations alternatives
- Google Sheets alternatives
- Google Slides alternatives
- Google Stitch alternatives
- Google Translate alternatives
- Google Vertex AI alternatives
- Google Voice alternatives
- Google Workspace alternatives
- Gorgias alternatives
- GoSquared alternatives
- GoTo Connect alternatives
- GoTo Meeting alternatives
- GoTo Resolve alternatives
- GoToWebinar alternatives
- Grain alternatives
- Grammarly alternatives
- Granola alternatives
- Grasshopper alternatives
- Gravity Sketch alternatives
- GreenGeeks alternatives
- Greenhouse alternatives
- Gridly alternatives
- Grok alternatives
- Groove alternatives
- Groq alternatives
- Groundcover alternatives
- Groups.io alternatives
- GTmetrix alternatives
- GTranslate alternatives
- Gumloop alternatives
- Gumroad alternatives
- Guru alternatives
- Gusto alternatives