No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- Assertible
Runs automated tests against your APIs and websites after each deploy and on a schedule, with alerts on failure.
Since 2016
Uptime and monitoring · Developers
- Notifly
A hosted API for product teams to send app notifications over email, SMS, push, chat and an in app inbox.
Since 2020
Free plan · Transactional email · Developers
- HTTPie
A friendly client for sending and testing HTTP API requests, available in the browser, as a desktop app and in the terminal.
Developer tools · Developers
- redirs
Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.
Free plan · Website builders
- SuprSend
One API and dashboard for sending product notifications by email, SMS, push, Slack and in-app inbox.
Since 2022
Subscription · Transactional email · Developers
- Skybear.NET
Hosted service that runs scripted HTTP API tests on a schedule or in CI so teams know their endpoints still work.
Since 2024
Uptime and monitoring · Developers
- Novu
One API and an in-app inbox component that let software teams send notifications by email, SMS, push, chat and in-app.
Transactional email · Developers
- Lumbox
Gives each AI agent a real email address, and soon a phone number, so it can read mail, reply and use login codes.
Since 2026
Free plan · Developer tools · Developers
- APIndex
A catalog engineering teams host themselves to collect REST and SOAP specs, see which services depend on which, and try out endpoints.
Since 2026
Subscription · Developer tools · Developers
- Karve HTTP Client
Offline Windows app for developers that gathers .http and .rest request files from their projects and lets them run and check each call.
Since 2026
One-off payment · Developer tools · Developers
- Voiden
An offline desktop app for designing, testing and documenting APIs as Markdown files kept in your Git repo.
Since 2025
Developer tools · Developers
- Qodex
Runs API, interface and security checks on each pull request and reports genuine failures, so engineering teams catch bugs before merge.
Since 2025
Developer tools · Developers
- Routebase
Keeps API specs, mock servers, tests and published docs in step from a single spec, for software teams.
Since 2026
Free plan · Developer tools · Developers
- DollarDeploy
Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.
Since 2026
Free plan · Developer tools · Developers
- Decoy
A native Mac app for developers to set up local mock endpoints, inspect incoming requests and test webhooks and API failures.
Since 2026
Developer tools · Developers
- Hoppscotch
Build, test and share API requests with your team in shared workspaces, on the hosted cloud or your own servers.
Developer tools · Developers
- Apicat
Offline API testing app that saves requests as .http files you can keep in Git, and imports Postman collections.
Since 2025
Free · Developer tools · Developers
- Keploy
Records real API traffic and replays it as tests with mocked dependencies so teams catch regressions in CI.
Developer tools · Developers
- DevTools
Record browser traffic and turn it into multi-step API tests stored as YAML that run in CI pipelines.
Since 2024
Developer tools · Developers
- Reqable
Desktop and mobile app that captures HTTP and HTTPS traffic and lets developers test REST APIs, with filters and diffing.
Developer tools · Developers
- Appliku
Sets up and manages your own cloud server to deploy Django apps, with a dashboard, CLI and API.
Since 2021
Free plan · Developer tools · Developers
- Mocklets
Lets development and QA teams stand up mock HTTP APIs with switchable responses to test apps before the real API exists.
Free plan · Developer tools · Developers
- Kreya
Desktop app for calling and testing gRPC, REST, GraphQL and WebSocket APIs, storing requests as files in Git.
Since 2022
Free plan · Developer tools · Developers