Automatic sustained-use discounts. One free VM per month. No negotiation needed.
Run batch jobs at 60-91% off with Spot VMs. Long-running workloads get automatic discounts with sustained use.
Try Free
Stop vibe-debugging.
Plug Claude into your app's actual errors.
AppSignal's MCP server hands Claude, Cursor, or Zed your real errors, traces, and the deploy that shipped them. AI writes the fix; you review the diff.
A subset of the TestCon project, ConAn builds on Roast to provide a testing framework for concurrent Java components. For more details on the development of ConAn and TestCon/Crom, see http://longbrothers.net/brad/papers/thesis.pdf
Perf::Stopwatch is a Perl Module that can be quickly added and removed from any existing code to debug/optimize portions of code. Example of use are: database calls, loop efficiency, total script time, and webpage timeouts.
XPHP is an IDE authoring tool for Windows that allows you to design, develop, test, debug and deploy PHP applications. [This project has been discontinued since 2005]