Show HN: Rendering Chinese text on a Commodore 64
A new GB2312 Chinese text renderer for the Commodore 64 has been developed, allowing for the display of over 2500 Simplified Chinese characters. The renderer utilizes an 8×8 bitmap font and features dynamic character caching to optimize performance. Future updates are planned to include a Pinyin input method and enhanced rendering capabilities.
- ▪The renderer supports 2501 Simplified Chinese characters using GB2312 encoding.
- ▪It employs dynamic character caching with 256 character slots to improve efficiency.
- ▪Future versions will introduce a Pinyin input method and support for multiple character sets.
Hacker News (Newest) files mainly under programming. We currently carry 5,306 of its stories.
Story provenance
Source · retrieval · rights · ranking — open for full record
inspect →
Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | GitHub |
| Canonical URL | https://github.com/lionello/han64 |
| Publication time | Sun, 24 May 2026 16:15:25 +0000 |
| Retrieval time | 2026-05-24T16:37:33.328Z |
| Last seen | 2026-05-24T16:37:33.328Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 5gljlXufY9UX |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
C64 GB2312 Text Renderer (han64) A GB2312 Chinese text renderer for the Commodore 64, using 8×8 bitmap fonts with dynamic character caching. Scope v1 (Rendering) 2501+ Simplified Chinese characters (GB2312 rows $B0-$D7) 8×8 pixel bitmap font (8 bytes per glyph) GB2312-encoded text display from binary files Dynamic character caching (256 character slots) Rank-based GB2312 → glyphID lookup Offline table generation in Python Runtime rendering on C64 in 6502 assembly (ACME) Scope v1.5 (Current: multiple charsets) Dual charset support (512 character slots) using raster IRQ 8×7 pixel bitmap font (7 bytes per glyph) to save space Scope v2 (Future: IME) Pinyin input method with candidate selection Interactive text editing Cursor movement and scrolling See "Future Work" section below Core…
Excerpt limited to ~120 words for fair-use compliance. The full article is at GitHub.