Open source alternatives to postmortem
24 open source AI Skills apps to use instead, best rated first.
Top picks
- G

github-ops
Getgithub-ops is an agent skill from the ECC collection by affaan-m, listed on skills.sh. It manages a GitHub repository with a focus on community health, CI reliability and the experience of contributors. It covers triaging issues by classify
Open source
- O

opensource-pipeline
Getopensource-pipeline is an agent skill from the ECC collection by affaan-m, listed on skills.sh. It prepares a private project for safe public release through a three-stage pipeline. The fork stage strips secrets from a copy. The sanitise st
Open source
- A

andrej-karpathy-skills
Getandrej-karpathy-skills is a single CLAUDE.md file from the multica-ai project that is meant to improve how Claude Code behaves on coding tasks. It is derived from Andrej Karpathy's public observations about LLM coding pitfalls. The file dis
Open source
- M

microsoft/markitdown
Getmarkitdown-mcp is the MCP server package for MarkItDown, Microsoft's tool for converting many file formats to Markdown for language models. It is a lightweight server that runs over stdio, Streamable HTTP or SSE, and exposes one tool, conve
Open source
- O

od-contribute
Getod-contribute is an agent skill in the OpenDesign project that provides a guided, one-click contribution flow to the OpenDesign repository, written so that people without a coding background can send a real pull request. It is locked to the
Open source
- G

github-deep-research
Getgithub-deep-research is an agent skill from the DeerFlow project that researches a single GitHub repository in several rounds and writes a report in Markdown. It is for requests that need more than a README summary, such as a comprehensive
Open source
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About postmortem

postmortem
/em:postmortem — Honest analysis of what went wrong
Postmortem is an agent skill for an honest analysis of what went wrong after an event, such as a failed launch, a missed quarter, a feature that flopped, a bad hire or a deal that fell through. You run it with the command and a description of the event. Its aim is understanding rather than blame. It argues that most post-mortems fail in one of two ways: they turn into a blame session where people get scapegoated and the real causes go unexamined, or into a whitewash of vague action items that change nothing. The skill runs a blameless five-whys retrospective instead. It asks what actually happened, why, and which conditions made the outcome predictable, then shows what should change as a result. The output is meant to be a rigorous look at a system failure, so the same problem is less likely to return in a different form. It is part of the claude-skills collection by alirezarezvani and is listed on skills.sh as free.
- Price
- Free
- Made by
- alirezarezvani
- Category
- AI Skills
- Website
- github.com/alirezarezvani/claude-skills/postmortem










