Open source focus
Open Source Alternatives to Notion
60 open source SaaS options similar to Notion, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
- RORoam Research63SaaSSan Francisco, United States$9.0M
Open source
Taskade46SpaceTechNew York, United States$1.0MOpen source
ClickUp67Project ManagementSan Francisco, United States$531.5MOpen source
Superlist55Productivity SoftwareBerlin, Germany$14.4MOpen source
Plane53Project ManagementSan Francisco, United States$4.0MOpen source
Raindrop40AI Search EngineMoscow, Russia$32.8MOpen source
Rewind62Personal Agent Data VaultOttawa, CanadaOpen source
Graphite55AI Coding AssistantSan Francisco, United StatesOpen source
Mem054Agentic AISan Francisco, United States$24.0MOpen source · Self-hostable
Open and AsyncAgentic AISan Francisco, United StatesOpen source
SecondarybrainAI Search EngineSan Francisco, United StatesOpen source
Linear57SoftwareSan Francisco, United States$134.0MOpen source
- SPSpike54SaaSNew York City, United States$13.0M
Open source
Citrix Systems60Cloud ComputingFort Lauderdale, United StatesOpen source
- RORoam54SaaSMiami, United States$40.6M
Open source
- PAParabol48SoftwareLondon, United Kingdom$63.0M
Open source
Logseq45SaaSSan Francisco, United States$4.1MOpen source
PromptQL31Artificial IntelligenceSan Francisco, United StatesOpen source · Self-hostable
Jira30SaaSSydney, AustraliaOpen source
Airsave20FintechKampala, UgandaOpen source
OpenProject13Project ManagementBerlin, GermanyOpen source · Self-hostable
- OBObsidian10SaaSMoldova
Open source
ComcenterCollaborationOpen source
- SPSPS Commerce85SaaSMinneapolis, United States$7.5M
Open source
Cvent85Event Management SoftwareTysons, United States$232.0MOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
Okta79SaaSSan Francisco, United States$187.0MOpen source
ElevenLabs79AILondon, United Kingdom$1.6BOpen source
GitHub77Developer ToolsSan Francisco, United States$100.0MOpen source · Self-hostable
Hugging Face76AINew York, United States$395.2MOpen source · Self-hostable
Alchemy76BlockchainSan Francisco, United States$450.0MOpen source
Octopus Energy76EnergyLondon, United Kingdom$800.0MOpen source
Grafana Cloud74ObservabilityNew York, United States$2.1BOpen source · Self-hostable
- BABackblaze73SaaSSan Mateo, United States$13.0M
Open source
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BOpen source
WorkOS71Developer ToolsSan Francisco, United States$198.0MOpen source
- LALacework70AISan Jose, United States$1.3B
Open source
XBOW69CybersecuritySeattle, United States$215.0MOpen source
- UPUpvest69FintechBerlin, Germany$392.0M
Open source
Quickbase69Work ManagementWaltham, United States$1.0BOpen source
Chargebee69FintechChennai, India$303.0MOpen source
QuickNode69BlockchainMiami, United States$95.0MOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
Posit68Data Science PlatformBoston, United States$169.9MOpen source · Self-hostable
Paddle67FintechLondon, United Kingdom$318.0MOpen source
Pantheon Platform67WebOpsVancouver, CanadaOpen source · Self-hostable
Chainalysis67FintechNew York, United States$170.0MOpen source
- VEVeeva Systems67SaaSPleasanton, United States$7.0M
Open source
Pendo66Product AnalyticsRaleigh, United States$458.5MOpen source
Phantom66FintechSan Francisco, United States$268.0MOpen source
Zendesk65Customer ServiceSan Francisco, United States$500KOpen source
Assent65Supply Chain ManagementOttawa, CanadaOpen source
Firebolt65Cloud Data WarehousePalo Alto, United States$269.0MOpen source
WP Engine65InternetAustin, United States$251.2MOpen source
- CHCheckly63SaaSBerlin, Germany$32.3M
Open source
Twilio63SaaSSan Francisco, United States$130.0MOpen source
Tracebit63CybersecurityLondon, United Kingdom$25.0MOpen source
XMTP63AISan Francisco, United States$49.9MOpen source
Basis Theory62FintechMill Valley, United States$50.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| RORoam Research | SaaS | Open source | San Francisco, United States | $9.0M | 63 |
| Taskade | SpaceTech | Open source | New York, United States | $1.0M | 46 |
| ClickUp | Project Management | Open source | San Francisco, United States | $531.5M | 67 |
| Superlist | Productivity Software | Open source | Berlin, Germany | $14.4M | 55 |
| Plane | Project Management | Open source | San Francisco, United States | $4.0M | 53 |
| Raindrop | AI Search Engine | Open source | Moscow, Russia | $32.8M | 40 |
| Rewind | Personal Agent Data Vault | Open source | Ottawa, Canada | — | 62 |
| Graphite | AI Coding Assistant | Open source | San Francisco, United States | — | 55 |
| Mem0 | Agentic AI | Open source · Self-hostable | San Francisco, United States | $24.0M | 54 |
| Open and Async | Agentic AI | Open source | San Francisco, United States | — | — |
| Secondarybrain | AI Search Engine | Open source | San Francisco, United States | — | — |
| Linear | Software | Open source | San Francisco, United States | $134.0M | 57 |
| SPSpike | SaaS | Open source | New York City, United States | $13.0M | 54 |
| Citrix Systems | Cloud Computing | Open source | Fort Lauderdale, United States | — | 60 |
| RORoam | SaaS | Open source | Miami, United States | $40.6M | 54 |
| PAParabol | Software | Open source | London, United Kingdom | $63.0M | 48 |
| Logseq | SaaS | Open source | San Francisco, United States | $4.1M | 45 |
| PromptQL | Artificial Intelligence | Open source · Self-hostable | San Francisco, United States | — | 31 |
| Jira | SaaS | Open source | Sydney, Australia | — | 30 |
| Airsave | Fintech | Open source | Kampala, Uganda | — | 20 |
| OpenProject | Project Management | Open source · Self-hostable | Berlin, Germany | — | 13 |
| OBObsidian | SaaS | Open source | Moldova | — | 10 |
| Comcenter | Collaboration | Open source | — | — | — |
| SPSPS Commerce | SaaS | Open source | Minneapolis, United States | $7.5M | 85 |
| Cvent | Event Management Software | Open source | Tysons, United States | $232.0M | 85 |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 |
| Okta | SaaS | Open source | San Francisco, United States | $187.0M | 79 |
| ElevenLabs | AI | Open source | London, United Kingdom | $1.6B | 79 |
| GitHub | Developer Tools | Open source · Self-hostable | San Francisco, United States | $100.0M | 77 |
| Hugging Face | AI | Open source · Self-hostable | New York, United States | $395.2M | 76 |
| Alchemy | Blockchain | Open source | San Francisco, United States | $450.0M | 76 |
| Octopus Energy | Energy | Open source | London, United Kingdom | $800.0M | 76 |
| Grafana Cloud | Observability | Open source · Self-hostable | New York, United States | $2.1B | 74 |
| BABackblaze | SaaS | Open source | San Mateo, United States | $13.0M | 73 |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 72 |
| WorkOS | Developer Tools | Open source | San Francisco, United States | $198.0M | 71 |
| LALacework | AI | Open source | San Jose, United States | $1.3B | 70 |
| XBOW | Cybersecurity | Open source | Seattle, United States | $215.0M | 69 |
| UPUpvest | Fintech | Open source | Berlin, Germany | $392.0M | 69 |
| Quickbase | Work Management | Open source | Waltham, United States | $1.0B | 69 |
| Chargebee | Fintech | Open source | Chennai, India | $303.0M | 69 |
| QuickNode | Blockchain | Open source | Miami, United States | $95.0M | 69 |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 |
| Posit | Data Science Platform | Open source · Self-hostable | Boston, United States | $169.9M | 68 |
| Paddle | Fintech | Open source | London, United Kingdom | $318.0M | 67 |
| Pantheon Platform | WebOps | Open source · Self-hostable | Vancouver, Canada | — | 67 |
| Chainalysis | Fintech | Open source | New York, United States | $170.0M | 67 |
| VEVeeva Systems | SaaS | Open source | Pleasanton, United States | $7.0M | 67 |
| Pendo | Product Analytics | Open source | Raleigh, United States | $458.5M | 66 |
| Phantom | Fintech | Open source | San Francisco, United States | $268.0M | 66 |
| Zendesk | Customer Service | Open source | San Francisco, United States | $500K | 65 |
| Assent | Supply Chain Management | Open source | Ottawa, Canada | — | 65 |
| Firebolt | Cloud Data Warehouse | Open source | Palo Alto, United States | $269.0M | 65 |
| WP Engine | Internet | Open source | Austin, United States | $251.2M | 65 |
| CHCheckly | SaaS | Open source | Berlin, Germany | $32.3M | 63 |
| Twilio | SaaS | Open source | San Francisco, United States | $130.0M | 63 |
| Tracebit | Cybersecurity | Open source | London, United Kingdom | $25.0M | 63 |
| XMTP | AI | Open source | San Francisco, United States | $49.9M | 63 |
| Basis Theory | Fintech | Open source | Mill Valley, United States | $50.0M | 62 |