{"type":"post","id":"epicgames-raddebugger-analysis-e8416a","slug":"epicgames-raddebugger-analysis-e8416a","title":"Epic Games’ RAD Debugger repository describes a native, user-mode graphical debugger for multiple processes","description":"Epic Games’ README describes RAD Debugger as a native, user-mode graphical debugger for multiple processes.","retrieval_nugget":"Epic Games’ README describes RAD Debugger as a native, user-mode graphical debugger for multiple processes.","published_at":"2026-10-07","updated_at":"2026-10-07","record_date":"2026-10-07","date_kind":"published_at","topics":[],"source_urls":["https://github.com/EpicGames/raddebugger"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:epicgames-raddebugger-analysis-e8416a","status":"published","visuals":[],"editorial_provenance":{"schema_version":"newruntime-editorial-copy-v1","content_status":"source_grounded_final","final_copy_sha256":"sha256:6a2bfdcfed7ac332c91f5bf92c8d9a38939595f80f9f660fdbad88611ff4f609","reviewed_at":"2026-10-07T14:04:42.124Z","source_evidence_count":1,"verified_claim_count":2,"site_analysis_schema_version":"newruntime-site-analysis-v1","site_object_kind":"field_note","observed_fact_count":2,"implication_count":1,"watch_condition_count":1,"related_record_count":0},"analysis":{"schema_version":"newruntime-site-analysis-v1","object_kind":"field_note","thesis":"RAD’s notable design choice is to pair a debugger with a custom intermediate debug-information format and a linker that can emit it.","observed_facts":[{"text":"The README describes the debugger as native, user-mode, graphical, and multi-process; it is in alpha and currently supports local Windows x64 debugging with PDBs.","source_urls":["https://github.com/EpicGames/raddebugger"]},{"text":"The README says RAD Linker can optionally create RDI natively and reports 50% faster link times in test cases with debug information measured in multiple gigabytes.","source_urls":["https://github.com/EpicGames/raddebugger"]}],"mechanism":"The README says PDB data can be converted to RDI on demand, while RAD Linker can optionally create RDI natively, avoiding that conversion step during debugging.","why_now":"The project overview makes the relationship between linking performance and debug-information handling explicit for teams working with very large executables.","implications":["Teams considering the tool should treat its Windows x64/PDB alpha support as the present boundary, and evaluate the linker claim against their own workloads rather than generalizing it."],"evidence_boundary":"The supplied README does not establish independent performance validation, broad production reliability, or that planned Linux and DWARF support is already available.","watch_conditions":["Watch for documented expansion beyond local Windows x64 debugging and for reproducible benchmark details across project sizes and configurations."],"related_records":[],"new_branch_reason":"No prior New Runtime record was supplied; this opens a distinct analytical record on the documented RAD debugger/linker toolchain and its stated limits."},"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/epicgames-raddebugger-analysis-e8416a/","markdown":"https://newruntime.com/posts/epicgames-raddebugger-analysis-e8416a.md","json":"https://newruntime.com/posts/epicgames-raddebugger-analysis-e8416a.json"},"next_reads":[{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}