| # | Name | Parties | Matches |
|---|---|---|---|
| Manifesto Project | 29 | 29 | |
| CHES | 8 | 8 | |
| EPAC (2018) | 15 | 15 | |
| CLEA | 12 | 12 | |
| World Values Survey | 10 | 10 | |
| PolCon | 5 | 5 | |
| CHISOLS | 3 | 3 | |
| Wikipedia | 32 | 32 | |
| Parties-PostYug | 21 | 21 | |
| Elections Global | 21 | 21 | |
| CSES-IMD | 5 | 5 | |
| CCS | 18 | 18 | |
| V-Party | 30 | 30 | |
| TAP | 3 | 3 | |
| GPD | 1 | 1 | |
| GPS 2019 | 9 | 9 | |
| WhoGov | 9 | 9 | |
| Leaders Global | 2 | 2 |