Show HN: TokenDagger – A tokenizer faster than OpenAI's Tiktoken (github.com)

248 points by matthewolfe 13h ago 68 comments

Show HN: New Ensō – first public beta (untested.sonnet.io)

220 points by rpastuszak 15h ago 81 comments

Show HN: We're two coffee nerds who built an AI app to track beans and recipes (beanbook.app)

45 points by rokeyzhang 7h ago 33 comments

Show HN: Local LLM Notepad – run a GPT-style model from a USB stick (github.com)

4 points by davidye324 2h ago 0 comments

Show HN: Praxos – Context Management for AI Agents

9 points by mogusian 2h ago 3 comments

Show HN: Open-Source International Space Station Tracker ESP32/Arduino for $20 (github.com)

61 points by keyth72 3d ago 17 comments

Show HN: A continuation of IRS Direct File that can be self-hosted (github.com)

5 points by elijahwright_ 4h ago 0 comments

Show HN: I built a daily sunlight tracker (lumehealth.io)

39 points by vickipow 4d ago 31 comments

Show HN: Private real-time dictation app for Mac (github.com)

10 points by aviaryan 11h ago 2 comments

Show HN: Timezone converter that tells you if your meeting time sucks (timezig.com)

2 points by skrid 4h ago 0 comments

Show HN: C.O.R.E – Opensource, user owned, shareable memory for Claude, Cursor (github.com)

3 points by Manik_agg 5h ago 0 comments

Show HN: Audiopipe – Pipeline for audio diarization, denoising and transcription (github.com)

4 points by nullwiz 6h ago 0 comments

Show HN: Octelium – FOSS Alternative to Teleport, Cloudflare, Tailscale, Ngrok (github.com)

334 points by geoctl 1d ago 144 comments

Show HN: Attach Gateway – one-command OIDC/DID auth for local LLMs (github.com)

4 points by hammadtariq 8h ago 0 comments

Show HN: ArcFont – Font Embedding Model (github.com)

2 points by jernestomg 8h ago 0 comments

Show HN: QuizKnit, an open source quiz creator (quizknit.com)

3 points by jibolash 9h ago 0 comments

Show HN: I'm an airline pilot – I built interactive graphs/globes of my flights (jameshard.ing)

1507 points by jamesharding 3d ago 196 comments

Show HN: Summle – A little maths Game (summle.net)

25 points by kirchhoff 4d ago 8 comments

Show HN: Sharpe Ratio Calculation Tool (fundratios.com)

22 points by navquant 1d ago 16 comments

Show HN: MailMap – Turn emails into interactive stories on Google Maps (mailmap.site)

3 points by Premananda 11h ago 0 comments

Show HN: AGL a toy language that compiles to Go (github.com)

83 points by alain_gilbert 5d ago 12 comments

Show HN: Semantic-dictionary – A Python dictionary with semantic lookup (github.com)

4 points by eu90h 12h ago 0 comments

Show HN: Vet – A tool for safely running remote shell scripts (getvet.sh)

80 points by a10r 2d ago 37 comments

Show HN: DotnetEbpf - Write Linux eBPF kernel applications in C# (github.com)

4 points by KallDrexx 13h ago 0 comments

Show HN: Ravana, Multi AI Assistant Browser Desktop App (github.com)

3 points by ashtavakra 13h ago 1 comments

Show HN: My Cross-Platform MySQL Parser (abbychau.github.io)

4 points by abbychau 14h ago 0 comments

Show HN: A tool to benchmark LLM APIs (OpenAI, Claude, local/self-hosted) (llmapitest.com)

52 points by mrqjr 1d ago 9 comments

Show HN: Sink – Sync any directory with any device on your local network (github.com)

144 points by sirbread 3d ago 89 comments

Show HN: AI image alt text generation tool – Turn images into text with AI (imagerr.ai)

4 points by andrej-wp 15h ago 0 comments

Show HN: A different kind of AI Video generation

44 points by fcpguru 5d ago 19 comments

Show HN: Magnitude – Open-source AI browser automation framework (github.com)

139 points by anerli 4d ago 40 comments

Show HN: Do you know RGB? (maxwellito.github.io)

92 points by maxwellito 6d ago 58 comments

Show HN: Zenta – Mindfulness for Terminal Users (github.com)

198 points by ihiep 3d ago 39 comments

Show HN: Flutter Course 3.0: A Browser IDE (hungrimind.com)

2 points by tadaspetra 9h ago 0 comments

Show HN: I built an AI dataset generator (github.com)

165 points by matthewhefferon 4d ago 33 comments

Show HN: SVG Lined Tile Generator (adpreese.github.io)

27 points by adpreese 5d ago 6 comments

Show HN: SmartStepper – Multi-Step Form Library with Config-Based Flow (github.com)

14 points by milad_shirian 1d ago 4 comments

Show HN: Layerfig Type-safe layered config for JavaScript/TS with any validator (layerfig.dev)

4 points by raulfdm 1d ago 0 comments

Show HN: Oasis – An open-source, 3D-printed smart terrarium (github.com)

141 points by jbuch 6d ago 18 comments

Show HN: Tablr – Supabase with AI Features (tablr.dev)

3 points by Dhruv1823 1d ago 1 comments

Show HN: BloomPilot – AI-Powered Overlay for Bloomberg Terminal (prestigious-albatross-928.convex.app)

2 points by symwn 1d ago 1 comments

Show HN: Ciara – Securely deploy any application on any server (ciara-deploy.dev)

2 points by andresribeiro 1d ago 0 comments

Show HN: Scream to Unlock – Blocks social media until you scream “I'm a loser”

242 points by madinmo 5d ago 129 comments

Show HN: PILF, The ultimate solution to catastrophic oblivion on AI models (github.com)

29 points by NetRunnerSu 3d ago 12 comments

Show HN: Anti-Cluely – Detect virtual devices and cheating tools on exam systems (anti-cluely.com)

11 points by kkxingh 2d ago 1 comments

Show HN: Ketcher Docker – Self-Hosting Advanced Chemical Structure Editor (github.com)

2 points by mireklzicar 1d ago 0 comments

Show HN: EliteSaaS – Self-Contained SaaS Starter (Auth, Billing, Email, Launch) (elitesaas.dev)

3 points by eibrahim 1d ago 0 comments

Show HN: Clai - Vendor agnostic Claude Code/Gemini CLI written in Go (github.com)

9 points by baalimago 2d ago 0 comments

Show HN: PRSS Site Creator – Create Blogs and Websites from Your Desktop (prss.co)

25 points by volted 4d ago 21 comments

Show HN: Elelem, a tool-calling CLI for Ollama and DeepSeek in C (codeberg.org)

45 points by atjamielittle 5d ago 3 comments

Fireball flies across the sky and causes sonic boom

5 Bluestein 0 6/30/2025, 4:28:36 PM cnn.com ↗

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