Open Source Data Summit
- Organizer
- Solution Monday (event organizer), with Onehouse as founding co-chair sponsor
- Category
- Vendor & industry
- Website
- opensourcedatasummit.com
- Social
- —
- Typical place
- Online
- Topics
- Warehouse & lakehouseData engineeringStreamingGenerative AIMachine learning
OSDS: free, single-day live virtual conference on open source data infrastructure / lakehouse topics (heavy Apache Hudi/XTable presence). Online-only every year 2023-2025; no in-person edition found. Onehouse is the founding co-chair and main sponsor (sole co-chair sponsor in 2025); the event is run by Solution Monday (contact astronaut@solutionmonday.com). No conference-specific social accounts found.
At a glance
- Next event
- —Online
- Call for papers
- No public call found
- Audience
- Not published
- Tickets
- Free1 price, 2024
- Sponsorship
- Packages not published
- Sponsors
- 1 in 2025▼ −50% vs 2024 (2)
- Program freshness
- 96#49 of 127 · 0% reruns
- Similar conferences
- OpenXData, PrestoCon, Trino Fest
Speakers it attracts
The 78 people who spoke at Open Source Data Summit in 2023–2025, by their record at the other conferences we track.
Most established speakers
- Joe Reis · Ternary DataKeynoted 6 other conferences, spoke at 14: Big Data LDN, Data Innovation Summit, Data Day Texas…
- Russell Spitzer · SnowflakeKeynoted 3 other conferences, spoke at 11: Coalesce, Community Over Code (formerly ApacheCon), Iceberg Summit…
- Patrick McFadin · DataStaxKeynoted 3 other conferences, spoke at 6: Data Day Texas, Cassandra Summit, Data on Kubernetes Day (DoK Day)…
- Shirshanka Das · DataHubKeynoted 2 other conferences, spoke at 6: Data Council, Data Day Texas, Snowflake Summit…
- Justin Borgman · StarburstKeynoted 2 other conferences, spoke at 5: Trino Summit, Starburst AI & Datanova (formerly Datanova), AWS re:Invent…
- Dipankar Mazumdar · OnehouseSpoke at 10 other conferences: AWS re:Invent, Current (formerly Kafka Summit), Community Over Code (formerly ApacheCon)…
- Vinoth Chandarkeynote here · OnehouseKeynoted 1 other conference, spoke at 7: OpenXData, AWS re:Invent, Data Council…
- Jay Kreps · ConfluentKeynoted 2 other conferences: Google Cloud Next, Current (formerly Kafka Summit)
- David Anderson · ConfluentSpoke at 6 other conferences: Big Data LDN, AWS re:Invent, Current (formerly Kafka Summit)…
- Kyle Weller · OnehouseSpoke at 6 other conferences: Snowflake Summit, Data + AI Summit, Data Council…
- Tim Meehan · IBMKeynoted 1 other conference, spoke at 3: PrestoCon, OSA CON (Open Source Analytics Conference), OpenXData
- Denny Lee · DatabricksSpoke at 5 other conferences: PyData, Data + AI Summit, QCon…
Activity by year
Sponsor companies per year
Distinct companies sponsoring any event that year.
- Partial or unverified list
3 of 4 years have a partial, unverified or missing sponsor list, so their bars undercount.
Speakers per year
Distinct people on stage at any event that year; same year axis as sponsors.
Events
| Dates | Event | Place | Format / status | Attendance | Sponsors | Speakers |
|---|---|---|---|---|---|---|
| 2026 | Open Source Data Summit 2026 | — | OnlineTentative | — | — | — |
| Nov 13, 2025 | Open Source Data Summit 2025 | — | Online | — | 1 | 22 |
| Oct 2, 2024 | Open Source Data Summit 2024 | — | Online | — | 2 | 30 |
| Nov 15, 2023 | Open Source Data Summit 2023 | — | Online | — | 7 | 38 |
Attendance over time
No attendance figures recorded
Most frequent speaker companies
Speaker appearances across all events, by the speaker's company.
Similar conferences
Conferences with the most similar speaker mix: their speakers come from the same companies. Bars are cosine similarity on a 0–1 scale; between conferences even the closest pairs share only part of their crowd.
- OpenXData0.26
- PrestoCon0.19
- Trino Fest0.15
- Cassandra Summit0.14
- Data Streaming Summit0.13
Sponsors over the years
Top 7 of 7 sponsoring companies, ranked by years sponsored. Each cell shows the highest tier that year; hover for the events.
- Title / headline
- Other / unspecified