CAMcad Technologies
28
Freeware
COM-compliant and supports automation-compliant data types only.
1
Open Calais
15
Freeware
There is plenty of detail in the OpenCalais Web Service documentation.
10
Free File Opener, LLC
3,752
Freeware
Fre File Opener lets you open over 40 different types of documents.
2
IT Hit, Ltd
19
Freeware
Enables opening documents for editing directly from the WebDAV server.
3
Open Zelda Team
8
Open source
Open Zelda is a two dimensions dungeon adventure game.
Sagitech Lab
Shareware
Professional VMS software with analytics, open API, and seamless scalability.
pythonxy.com
Open source
Epydoc is a tool for generating API documentation for Python modules.
Postdot Technologies, Inc.
50
Freeware
Develop API requests through testing, documentation and sharing.
NREL/DOE/Alliance
1
Open source
Open source plugin for Google SketchUp that extends the SketchUp API.
Waymedia Srl
Commercial
Mobitouch CUBE is an open platform and makes available an API.
BitNami
28
Open source
DreamFactory is an open-source REST API backend for mobile, web, and IoT apps.
John Stagich
Freeware
This ships with open source code and excellent technical and user documentation.
1
HelpMesh
11
Shareware
It is a library of Open Source technical documentation.