I have to disagree. I used XML-RPC exactly twice, but it proved to be a quick solution to nasty integration problems and we were very happy with it. Case #1 - we had to implement an interface to book flights on Amadeus (https://amadeus.com/en). In order to guarantee the caller identity they provided a C library (binaries that you had to link with your stuff) that would generate tokens that you would then add to... - Source: Hacker News / almost 2 years ago

For example, my employer, Amadeus is part of the French national body through AFNOR, the French standardization organization. We have a representative at the meetings of the AFNOR, but Amadeus doesn't have its own delegate at the ISO meetings. The members of the French national body, including Amadeus, choose who can vote at the international meeting representing the French opinion. - Source: dev.to / almost 2 years ago

Apollo.io seems popular for cold email. Source: 6 months ago

FAAANGM + ATlassian/Uber and similar product based companies 85 lacs - 1.1 cr Startups like coinbase / apollo.io / rippling 80+. Source: 8 months ago

Their data seems pretty good and their features are awesome, but they had a couple of glitches this week that are annoying me. I know they seem to be the best, but has anyone bested them yet? Curious if there's anything out there that's better than Apollo.io. Source: 10 months ago

Tons of options: apollo.io is popular and affordable. If you're looking for recently funded company contact info, saasydb.com is good. Source: 11 months ago

I agree with most people here in that its invaluable. Especially when paired with some other tools like apollo.io and autobound.ai. Source: 11 months ago