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  Please read the Show HN rules and tips before posting. You can browse the newest Show HNs here.                                                                           
                                                                                                                                                                            
                                                                                                                                                                            
 1.                                                     Show HN: Resonate – Low-latency, high-resolution spectral analysis ( alexandrefrancois.org )                        
     17 points by arjf 3 hours ago | 8 comments                                                                                                                             
                                                                                                                                                                            
 2.                                                     Show HN: KnowledgeMCP – Turn any docs into an MCP endpoint (0 LLM at query time) ( github.com/hashwnath )           
     2 points by Hashwanths 26 minutes ago | discuss                                                                                                                        
                                                                                                                                                                            
 3.                                                     Show HN: Nucleus – A security-hardened, Nix-native container runtime ( github.com/sig-id )                          
     10 points by 0kenx 2 hours ago | discuss                                                                                                                               
                                                                                                                                                                            
 4.                                                     Show HN: Gravity – interactive solar-system simulator, from Newton to Einstein ( qunabu.github.io )                 
     141 points by qunabu 13 hours ago | 34 comments                                                                                                                        
                                                                                                                                                                            
 5.                                                     Show HN: GentleOS – A pair of hobby OSes for vintage 32-bit and 16-bit PCs ( github.com/luke8086 )                  
     94 points by luke8086 12 hours ago | 91 comments                                                                                                                       
                                                                                                                                                                            
 6.                                                     Show HN: The agent that builds and operates its own SaaS tools ( craftbot.live )                                    
     6 points by zfoong 1 hour ago | 3 comments                                                                                                                             
                                                                                                                                                                            
 7.                                                     Show HN: Cost.dev (YC W21) – making agents cost-aware and cheaper to call ( cost.dev )                              
     46 points by akh 8 hours ago | 24 comments                                                                                                                             
                                                                                                                                                                            
 8.                                                     Show HN: Learn from 30 historical figures, open source, nonprofit, self-hosted ( github.com/chipmates )             
     36 points by micstradev 9 hours ago | 16 comments                                                                                                                      
                                                                                                                                                                            
 9.                                                     Show HN: Maillune – Embeddable drag-and-drop email editor as a single component ( maillune.com )                    
     5 points by gustavssondev 4 hours ago | discuss                                                                                                                        
                                                                                                                                                                            
10.                                                     Show HN: Live audit log of every command, file, network connection by Claude ( github.com/yeet-src )                
     4 points by r3tr0 2 hours ago | discuss                                                                                                                                
                                                                                                                                                                            
11.                                                     Show HN: Performative-UI – A react component library of design tropes ( vorpus.github.io )                          
     1129 points by lizhang 1 day ago | 204 comments                                                                                                                        
                                                                                                                                                                            
12.                                                     Show HN: LANCommander v2.1.0 – New Avalonia-based launcher ( lancommander.app )                                     
     5 points by pathartl 4 hours ago | discuss                                                                                                                             
                                                                                                                                                                            
13.                                                     Show HN: OpenYabby, voice-controlled multi-agent orchestrator for Claude Code ( github.com/openyabby )              
     5 points by idovmamane 4 hours ago | discuss                                                                                                                           
                                                                                                                                                                            
14.                                                     Show HN: A minimal linear algebra library in pure Go ( github.com/igomez10 )                                        
     4 points by igomeza 3 hours ago | discuss                                                                                                                              
                                                                                                                                                                            
15.                                                     Show HN: Elah – A browser-native, frame-accurate video editor ( github.com/elahlabs )                               
     3 points by paulSpaurgen 3 hours ago | discuss                                                                                                                         
                                                                                                                                                                            
16.                                                     Show HN: Open-source version of Anthropic's internal analytics engine ( github.com/kaelio )                         
     11 points by lucamrtl 8 hours ago | 2 comments                                                                                                                         
                                                                                                                                                                            
17.                                                     Show HN: LocalCode – turn plain English into CLI commands with Apple's local AI ( github.com/localcodeai )          
     3 points by rahlokzero 3 hours ago | discuss                                                                                                                           
                                                                                                                                                                            
18.                                                     Show HN: Gitdot – A better GitHub. Open-source, written in Rust ( gitdot.io )                                       
     312 points by baepaul 1 day ago | 290 comments                                                                                                                         
                                                                                                                                                                            
19.                                                     Show HN: BibTeX-format, an Emacs compatable BibTeX formatter ( gitlab.com/smaller-infinity )                        
     4 points by smaller-infinty 4 hours ago | discuss                                                                                                                      
                                                                                                                                                                            
20.                                                     Show HN: I applied Lyapunov stability theory to detect when LLM agents spiral ( github.com/vishal-dehurdle )        
     3 points by visha1v 5 hours ago | 1 comment                                                                                                                            
                                                                                                                                                                            
21.                                                     Show HN: Nodea, an open-source AI canvas for working through complex projects ( nodea.ai )                          
     4 points by ElliottCrosby 7 hours ago | discuss                                                                                                                        
                                                                                                                                                                            
22.                                                     Show HN: Command Center, the AI coding env for people who care about quality ( cc.dev )                             
     59 points by Darmani 1 day ago | 29 comments                                                                                                                           
                                                                                                                                                                            
23.                                                     Show HN: AutoGPU – AI designs a real 7nm GPU, from Verilog to GDSII ( github.com/npip99 )                           
     4 points by npip99 8 hours ago | discuss                                                                                                                               
                                                                                                                                                                            
24.                                                     Show HN: Claw Patrol, a security firewall for agents ( github.com/denoland )                                        
     21 points by rough-sea 8 hours ago | 4 comments                                                                                                                        
                                                                                                                                                                            
25.                                                     Show HN: AI-native red-team for penetration testing and vulnerability research ( github.com/yv1ing )                
     2 points by yv1ing 9 hours ago | discuss                                                                                                                               
                                                                                                                                                                            
26.                                                     Show HN: Mach – A compiled systems language looking for contributions ( github.com/octalide )                       
     29 points by octalide 1 day ago | 25 comments                                                                                                                          
                                                                                                                                                                            
27.                                                     Show HN: ChromiumFish – Open-source fingerprint-hardened Browser for Scraping ( github.com/arman-bd )               
     6 points by armanified 9 hours ago | 1 comment                                                                                                                         
                                                                                                                                                                            
28.                                                     Show HN: A terminal writing environment with Git, E2EE sync and temporal search                                     
     4 points by sys-ronin 10 hours ago | 1 comment                                                                                                                         
                                                                                                                                                                            
29.                                                     Show HN: Cate – open-source canvas IDE for agentic coding workflows ( cero-ai.com )                                 
     5 points by Imbiss 10 hours ago | discuss                                                                                                                              
                                                                                                                                                                            
30.                                                     Show HN: I built 10 ML algos from scratch because fit() predict() are not enough ( github.com/ml-from-scratch-book )
     5 points by akmoleksandr 10 hours ago | 1 comment                                                                                                                      
                                                                                                                                                                            
                                                                                                                                                                            
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