Hoppscotch
Hoppscotch · API development & tooling
Open-source API client that runs in the browser or as a desktop app, supports REST, GraphQL and realtime protocols, and can be self-hosted for teams
MITOpen sourceFreeLocalSelf-hostedNov 2, 2026
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Wayback Machine
Internet Archive · Web archiving
The Internet Archive's public web archive for browsing historical snapshots of web pages, with Save Page Now, Availability, CDX and Memento APIs
ProprietaryFreeNov 2, 2026
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