Sector rollup
Developer
Every company on the sponsor or exhibitor lists of the Developer events we track, counted across all of them. Joined and left compare each event's latest edition with the one before it.
Companies
Ranked by how many of the sector's events each company is on. Sponsored counts any edition we've read; booth only counts events where it has never sponsored.
| Company | Sponsored | Booth only |
|---|---|---|
| MicrosoftOpen Source Summit Korea, Devoxx France, PyCon US. Joined 1, left 5 of the latest lists | 33 | 1 |
| Red HatOpen Source Summit Korea, Devoxx France, PyCon US. Joined 3, left 3 of the latest lists | 31 | 0 |
| GithubOpen Source Summit Korea, Devoxx France, TSKaigi. Joined 3, left 0 of the latest lists | 29 | 0 |
| JetBrainsOpen Source Summit Korea, RubyKaigi, Devoxx France. Joined 1, left 1 of the latest lists | 25 | 3 |
| IBMOpen Source Summit Korea, Q2B (US flagship: Chicago 2026, formerly Silicon Valley), WeAreDevelopers World Congress. Joined 5, left 3 of the latest lists | 24 | 2 |
| GooglePyCon US, DroidKaigi, WeAreDevelopers World Congress. Joined 1, left 2 of the latest lists | 22 | 2 |
| SentryOpen Source Summit Korea, RubyKaigi, PyCon US. Joined 1, left 1 of the latest lists | 21 | 1 |
| NVIDIAOpen Source Summit Korea, PyCon US, Q2B (US flagship: Chicago 2026, formerly Silicon Valley). Joined 3, left 5 of the latest lists | 15 | 4 |
| ChainguardOpen Source Summit Korea, Devoxx France, PyCon US. Joined 1, left 3 of the latest lists | 18 | 0 |
| DynatraceOpen Source Summit Korea, WeAreDevelopers World Congress, All Things Open. Joined 1, left 4 of the latest lists | 18 | 0 |
3,361 more companies. Events Pro shows every one, with the CSV, for every sector, plus each event's full prospect list. $199 a month. Cancel any time.
Adding events
Companies on more of the sector's latest lists than they left.
| Company | Joined | Left |
|---|---|---|
| IBM | 5 | 3 |
| Teleport | 5 | 0 |
| Cloudbees | 4 | 1 |
| Auth0 | 3 | 0 |
| CodeRabbit | 3 | 0 |
| Echo | 3 | 1 |
| Github | 3 | 0 |
| Harness | 3 | 1 |
| Pulumi | 3 | 1 |
| SerpApi | 3 | 0 |
Largest Developer events
Open Source Summit KoreaRubyKaigiDevoxx FranceTSKaigiPyCon USQ2B (US flagship: Chicago 2026, formerly Silicon Valley)DroidKaigiWeAreDevelopers World CongressAll Things OpenQ2B Copenhagen (Europe)Infobip ShiftSRE NEXT
Other sectors
AISecurityCloud & dataFinance & cryptoMarketing & mediaHealthFood & hospitalityDefense & aerospaceEnergyAutomotive & transportConstruction & real estateAgricultureIndustrialEducationSports & leisureRetail & consumerBusiness & tech