What's Changed

• chore: bump gulp from 4.0.2 to 5.0.1 by @dependabot[bot] in chore: bump gulp from 4.0.2 to 5.0.1 #133
• chore: Generate draft announce email by @kou in chore: Generate draft announce email #194
• chore: Start release announce discussion automatically by @kou in chore: Start release announce discussion automatically #196
• chore: bump esbuild from 0.25.5 to 0.25.6 by @dependabot[bot] in chore: bump esbuild from 0.25.5 to 0.25.6 #197
• chore: bump google-closure-compiler from 20250625.0.0 to 20250701.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250625.0.0 to 20250701.0.0 #198
• chore: bump @types/node from 24.0.3 to 24.0.10 by @dependabot[bot] in chore: bump @types/node from 24.0.3 to 24.0.10 #199
• chore: bump typescript-eslint from 8.35.1 to 8.36.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.35.1 to 8.36.0 #200
• chore: bump rollup from 4.44.1 to 4.44.2 by @dependabot[bot] in chore: bump rollup from 4.44.1 to 4.44.2 #202
• chore: bump eslint from 9.30.0 to 9.30.1 by @dependabot[bot] in chore: bump eslint from 9.30.0 to 9.30.1 #201
• chore: bump rollup from 4.44.2 to 4.45.0 by @dependabot[bot] in chore: bump rollup from 4.44.2 to 4.45.0 #206
• chore: bump @swc/core from 1.12.7 to 1.12.14 by @dependabot[bot] in chore: bump @swc/core from 1.12.7 to 1.12.14 #208
• chore: bump eslint from 9.30.1 to 9.31.0 by @dependabot[bot] in chore: bump eslint from 9.30.1 to 9.31.0 #207
• chore: bump typescript-eslint from 8.36.0 to 8.37.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.36.0 to 8.37.0 #210
• chore: bump @types/node from 24.0.10 to 24.0.13 by @dependabot[bot] in chore: bump @types/node from 24.0.10 to 24.0.13 #209
• chore: bump google-closure-compiler from 20250701.0.0 to 20250709.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250701.0.0 to 20250709.0.0 #211
• chore: bump webpack from 5.99.9 to 5.100.1 by @dependabot[bot] in chore: bump webpack from 5.99.9 to 5.100.1 #212
• chore: bump typescript-eslint from 8.37.0 to 8.38.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.37.0 to 8.38.0 #214
• chore: bump @types/node from 24.0.13 to 24.0.15 by @dependabot[bot] in chore: bump @types/node from 24.0.13 to 24.0.15 #215
• chore: bump esbuild from 0.25.6 to 0.25.8 by @dependabot[bot] in chore: bump esbuild from 0.25.6 to 0.25.8 #217
• chore: bump braces from 3.0.2 to 3.0.3 by @dependabot[bot] in chore: bump braces from 3.0.2 to 3.0.3 #218
• chore: bump google-closure-compiler from 20250709.0.0 to 20250716.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250709.0.0 to 20250716.0.0 #213
• chore: bump @swc/core from 1.12.14 to 1.13.2 by @dependabot[bot] in chore: bump @swc/core from 1.12.14 to 1.13.2 #220
• chore: bump cross-env from 7.0.3 to 10.0.0 by @dependabot[bot] in chore: bump cross-env from 7.0.3 to 10.0.0 #222
• chore: bump google-closure-compiler from 20250716.0.0 to 20250723.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250716.0.0 to 20250723.0.0 #223
• chore: bump memfs from 4.17.2 to 4.23.0 by @dependabot[bot] in chore: bump memfs from 4.17.2 to 4.23.0 #221
• chore: Use swc-node instead of ts-node by @kou in chore: Use swc-node instead of ts-node #224
• chore: Fix license path in README by @operagxsasha in chore: Fix license path in README #226
• chore: bump eslint from 9.31.0 to 9.32.0 by @dependabot[bot] in chore: bump eslint from 9.31.0 to 9.32.0 #230
• chore: bump @types/node from 24.0.15 to 24.2.0 by @dependabot[bot] in chore: bump @types/node from 24.0.15 to 24.2.0 #229
• chore: bump typescript-eslint from 8.38.0 to 8.39.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.38.0 to 8.39.0 #228
• chore: bump webpack from 5.100.1 to 5.101.0 by @dependabot[bot] in chore: bump webpack from 5.100.1 to 5.101.0 #231
• chore: bump actions/download-artifact from 4.3.0 to 5.0.0 by @dependabot[bot] in chore: bump actions/download-artifact from 4.3.0 to 5.0.0 #234
• chore: bump eslint from 9.32.0 to 9.33.0 by @dependabot[bot] in chore: bump eslint from 9.32.0 to 9.33.0 #235
• chore: bump typedoc from 0.28.7 to 0.28.10 by @dependabot[bot] in chore: bump typedoc from 0.28.7 to 0.28.10 #236
• chore: bump actions/checkout from 4.2.2 to 5.0.0 by @dependabot[bot] in chore: bump actions/checkout from 4.2.2 to 5.0.0 #237
• chore: bump actions/cache from 4.2.3 to 4.2.4 by @dependabot[bot] in chore: bump actions/cache from 4.2.3 to 4.2.4 #239
• chore: bump memfs from 4.23.0 to 4.36.0 by @dependabot[bot] in chore: bump memfs from 4.23.0 to 4.36.0 #238
• chore: bump rollup from 4.45.0 to 4.46.2 by @dependabot[bot] in chore: bump rollup from 4.45.0 to 4.46.2 #240
• chore: bump gulp-esbuild from 0.14.0 to 0.14.1 by @dependabot[bot] in chore: bump gulp-esbuild from 0.14.0 to 0.14.1 #242
• chore: bump typescript-eslint from 8.39.0 to 8.39.1 by @dependabot[bot] in chore: bump typescript-eslint from 8.39.0 to 8.39.1 #243
• chore: bump @types/node from 24.2.0 to 24.2.1 by @dependabot[bot] in chore: bump @types/node from 24.2.0 to 24.2.1 #241
• chore: bump google-closure-compiler from 20250723.0.0 to 20250805.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250723.0.0 to 20250805.0.0 #244
• chore: bump google-closure-compiler from 20250810.0.0 to 20250813.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250810.0.0 to 20250813.0.0 #246
• chore: bump @swc-node/register from 1.10.10 to 1.11.1 by @dependabot[bot] in chore: bump @swc-node/register from 1.10.10 to 1.11.1 #247
• chore: bump rollup from 4.46.2 to 4.46.3 by @dependabot[bot] in chore: bump rollup from 4.46.2 to 4.46.3 #253
• chore: bump @types/node from 24.2.1 to 24.3.0 by @dependabot[bot] in chore: bump @types/node from 24.2.1 to 24.3.0 #252
• chore: bump typescript-eslint from 8.39.1 to 8.40.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.39.1 to 8.40.0 #251
• chore: bump @swc/core from 1.13.2 to 1.13.3 by @dependabot[bot] in chore: bump @swc/core from 1.13.2 to 1.13.3 #250
• chore: bump memfs from 4.36.0 to 4.36.3 by @dependabot[bot] in chore: bump memfs from 4.36.0 to 4.36.3 #255
• chore: bump webpack from 5.101.0 to 5.101.3 by @dependabot[bot] in chore: bump webpack from 5.101.0 to 5.101.3 #254
• chore: Add missing discussions: write permission to release job by @kou in chore: Add missing discussions: write permission to release job #258
• chore: bump esbuild from 0.25.8 to 0.25.9 by @dependabot[bot] in chore: bump esbuild from 0.25.8 to 0.25.9 #260
• chore: bump memfs from 4.36.3 to 4.38.1 by @dependabot[bot] in chore: bump memfs from 4.36.3 to 4.38.1 #262
• chore: bump typescript-eslint from 8.40.0 to 8.41.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.40.0 to 8.41.0 #263
• chore: bump eslint from 9.33.0 to 9.34.0 by @dependabot[bot] in chore: bump eslint from 9.33.0 to 9.34.0 #261
• chore: bump @swc/core from 1.13.3 to 1.13.5 by @dependabot[bot] in chore: bump @swc/core from 1.13.3 to 1.13.5 #264
• chore: bump rollup from 4.46.3 to 4.48.1 by @dependabot[bot] in chore: bump rollup from 4.46.3 to 4.48.1 #265
• chore: bump typedoc from 0.28.10 to 0.28.11 by @dependabot[bot] in chore: bump typedoc from 0.28.10 to 0.28.11 #267
• chore: bump google-closure-compiler from 20250813.0.0 to 20250820.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250813.0.0 to 20250820.0.0 #266
• chore: Use issue type for bug report and feature request by @kou in chore: Use issue type for bug report and feature request #270
• chore: Use apache/arrow-dotnet for integration test by @kou in chore: Use apache/arrow-dotnet for integration test #269
• chore: bump typedoc from 0.28.11 to 0.28.12 by @dependabot[bot] in chore: bump typedoc from 0.28.11 to 0.28.12 #271
• chore: bump google-closure-compiler from 20250820.0.0 to 20250903.0.0 by @dependabot[bot] in chore: bump google-closure-compiler from 20250820.0.0 to 20250903.0.0 #275
• chore: bump actions/setup-python from 5.6.0 to 6.0.0 by @dependabot[bot] in chore: bump actions/setup-python from 5.6.0 to 6.0.0 #276
• chore: bump actions/setup-node from 4.4.0 to 5.0.0 by @dependabot[bot] in chore: bump actions/setup-node from 4.4.0 to 5.0.0 #277
• chore: bump eslint from 9.34.0 to 9.35.0 by @dependabot[bot] in chore: bump eslint from 9.34.0 to 9.35.0 #272
• chore: bump typescript-eslint from 8.41.0 to 8.43.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.41.0 to 8.43.0 #274
• fix: Fix TypeScript compilation in a Node.js environment by @alecgibson in fix: Fix TypeScript compilation in a Node.js environment #256
• feat: Implement IPC RecordBatch body buffer compression by @Djjanks in feat: Implement IPC RecordBatch body buffer compression #14
• chore: bump rollup from 4.48.1 to 4.50.2 by @dependabot[bot] in chore: bump rollup from 4.48.1 to 4.50.2 #278
• chore: bump memfs from 4.38.1 to 4.39.0 by @dependabot[bot] in chore: bump memfs from 4.38.1 to 4.39.0 #279
• chore: bump typedoc from 0.28.12 to 0.28.13 by @dependabot[bot] in chore: bump typedoc from 0.28.12 to 0.28.13 #282
• chore: bump esbuild from 0.25.9 to 0.25.10 by @dependabot[bot] in chore: bump esbuild from 0.25.9 to 0.25.10 #286
• chore: bump @types/node from 24.3.0 to 24.5.2 by @dependabot[bot] in chore: bump @types/node from 24.3.0 to 24.5.2 #287
• chore: bump webpack from 5.101.3 to 5.102.0 by @dependabot[bot] in chore: bump webpack from 5.101.3 to 5.102.0 #292
• chore: bump actions/cache from 4.2.4 to 4.3.0 by @dependabot[bot] in chore: bump actions/cache from 4.2.4 to 4.3.0 #290
• chore: bump typescript-eslint from 8.43.0 to 8.45.0 by @dependabot[bot] in chore: bump typescript-eslint from 8.43.0 to 8.45.0 #291
• chore: bump eslint from 9.35.0 to 9.36.0 by @dependabot[bot] in chore: bump eslint from 9.35.0 to 9.36.0 #289
• chore: Bump version to 21.1.0 by @kou in chore: Bump version to 21.1.0 #297

New Contributors

• @operagxsasha made their first contribution in chore: Fix license path in README #226
• @alecgibson made their first contribution in fix: Fix TypeScript compilation in a Node.js environment #256
• @Djjanks made their first contribution in feat: Implement IPC RecordBatch body buffer compression #14

Full Changelog: v21.0.0...v21.1.0