MySQL vs PostgreSQL
PostgreSQL shows up at 35 of the 252 companies we track, MySQL at 5. 4 have both.
Counts come from DNS, response headers, page source and public job posts; a tool named in a single job post is not counted. They show adoption among companies developers look up, not market share. There is no signed verdict for this pair yet.
MySQL
5
companies (2% of those tracked)
Only MySQL
1 company, plus 4 with both
Usually paired with
React (5), Kubernetes (5), Cloudflare (4), Python (4), TypeScript (4)
PostgreSQL
35
companies (14% of those tracked)
Only PostgreSQL
31 companies, plus 4 with both
- Adyen
- Alan
- Fivetran
- GitLab
- ICEYE
- OpenAI
- Render
- Replit
- Snowflake
- SumUp
- Supabase
- ClickUp
- Cognite
- HelloFresh
- N26
- Notion
- Perplexity
- Qonto
- Railway
- Ramp
- Resend
- Anthropic
- Doctolib
- Elastic
- Lovable
- Pleo
- Sentry
- Spotify
- Stripe
- Temporal
Usually paired with
React (30), Python (29), TypeScript (27), Kubernetes (27), Stripe (24)